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authorDavid S. Miller <davem@davemloft.net>2019-04-25 23:52:29 -0400
committerDavid S. Miller <davem@davemloft.net>2019-04-25 23:52:29 -0400
commit8b4483658364f05b2e32845c8f445cdfd9452286 (patch)
tree4734ef83378b1e90475ec4776ac72dfe16a7249b
parentc049d56eb219661c9ae48d596c3e633973f89d1f (diff)
parentcd8dead0c39457e58ec1d36db93aedca811d48f1 (diff)
downloadlinux-stericsson-8b4483658364f05b2e32845c8f445cdfd9452286.tar.gz
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Two easy cases of overlapping changes. Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--Documentation/devicetree/bindings/net/davinci_emac.txt2
-rw-r--r--Documentation/devicetree/bindings/net/ethernet.txt5
-rw-r--r--Documentation/devicetree/bindings/net/macb.txt4
-rw-r--r--Documentation/media/uapi/rc/rc-tables.rst4
-rw-r--r--Documentation/networking/decnet.txt2
-rw-r--r--Documentation/networking/ip-sysctl.txt1
-rw-r--r--MAINTAINERS3
-rw-r--r--Makefile2
-rw-r--r--arch/alpha/kernel/syscalls/syscall.tbl4
-rw-r--r--arch/arm/tools/syscall.tbl4
-rw-r--r--arch/arm64/include/asm/futex.h2
-rw-r--r--arch/arm64/include/asm/unistd.h2
-rw-r--r--arch/arm64/include/asm/unistd32.h8
-rw-r--r--arch/ia64/kernel/syscalls/syscall.tbl4
-rw-r--r--arch/m68k/kernel/syscalls/syscall.tbl4
-rw-r--r--arch/microblaze/kernel/syscalls/syscall.tbl4
-rw-r--r--arch/mips/ath79/setup.c6
-rw-r--r--arch/mips/kernel/scall64-o32.S2
-rw-r--r--arch/mips/kernel/syscalls/syscall_n32.tbl4
-rw-r--r--arch/mips/kernel/syscalls/syscall_n64.tbl4
-rw-r--r--arch/mips/kernel/syscalls/syscall_o32.tbl4
-rw-r--r--arch/parisc/kernel/syscalls/syscall.tbl4
-rw-r--r--arch/powerpc/kernel/syscalls/syscall.tbl4
-rw-r--r--arch/s390/boot/mem_detect.c2
-rw-r--r--arch/s390/kernel/fpu.c2
-rw-r--r--arch/s390/kernel/syscalls/syscall.tbl4
-rw-r--r--arch/s390/kernel/vtime.c8
-rw-r--r--arch/sh/kernel/syscalls/syscall.tbl4
-rw-r--r--arch/sparc/kernel/syscalls/syscall.tbl4
-rw-r--r--arch/x86/Kconfig2
-rw-r--r--arch/x86/crypto/poly1305-avx2-x86_64.S14
-rw-r--r--arch/x86/crypto/poly1305-sse2-x86_64.S22
-rw-r--r--arch/x86/events/amd/core.c35
-rw-r--r--arch/x86/events/intel/core.c2
-rw-r--r--arch/x86/events/perf_event.h38
-rw-r--r--arch/x86/kernel/cpu/bugs.c6
-rw-r--r--arch/x86/kernel/cpu/intel.c4
-rw-r--r--arch/x86/kernel/cpu/resctrl/rdtgroup.c3
-rw-r--r--arch/x86/kernel/kprobes/core.c48
-rw-r--r--arch/x86/kernel/process.c8
-rw-r--r--arch/x86/kernel/reboot.c21
-rw-r--r--arch/x86/kernel/vmlinux.lds.S2
-rw-r--r--arch/x86/mm/dump_pagetables.c3
-rw-r--r--arch/x86/mm/ioremap.c2
-rw-r--r--arch/x86/mm/kaslr.c2
-rw-r--r--arch/x86/mm/tlb.c2
-rw-r--r--arch/xtensa/kernel/syscalls/syscall.tbl4
-rw-r--r--block/bfq-iosched.c8
-rw-r--r--block/blk-mq.c2
-rw-r--r--crypto/testmgr.h44
-rw-r--r--drivers/atm/firestream.c2
-rw-r--r--drivers/base/memory.c2
-rw-r--r--drivers/clocksource/Kconfig1
-rw-r--r--drivers/clocksource/arm_arch_timer.c5
-rw-r--r--drivers/clocksource/timer-oxnas-rps.c2
-rw-r--r--drivers/clocksource/timer-ti-dm.c28
-rw-r--r--drivers/extcon/Kconfig2
-rw-r--r--drivers/gpu/drm/amd/amdgpu/amdgpu_device.c1
-rw-r--r--drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c1
-rw-r--r--drivers/gpu/drm/amd/display/dc/core/dc.c19
-rw-r--r--drivers/gpu/drm/amd/display/dc/dc.h3
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce/dce_aux.c9
-rw-r--r--drivers/gpu/drm/amd/display/dc/dce/dce_aux.h6
-rw-r--r--drivers/gpu/drm/i915/intel_fbdev.c12
-rw-r--r--drivers/gpu/drm/tegra/hdmi.c12
-rw-r--r--drivers/gpu/drm/ttm/ttm_bo.c4
-rw-r--r--drivers/gpu/drm/ttm/ttm_page_alloc.c13
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_drv.c4
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_drv.h4
-rw-r--r--drivers/gpu/drm/virtio/virtgpu_prime.c12
-rw-r--r--drivers/gpu/host1x/hw/channel_hw.c8
-rw-r--r--drivers/hid/hid-input.c17
-rw-r--r--drivers/i3c/master.c5
-rw-r--r--drivers/i3c/master/dw-i3c-master.c2
-rw-r--r--drivers/iio/accel/kxcjk-1013.c2
-rw-r--r--drivers/iio/adc/ad_sigma_delta.c1
-rw-r--r--drivers/iio/adc/at91_adc.c28
-rw-r--r--drivers/iio/adc/xilinx-xadc-core.c3
-rw-r--r--drivers/iio/chemical/Kconfig14
-rw-r--r--drivers/iio/chemical/bme680.h6
-rw-r--r--drivers/iio/chemical/bme680_core.c54
-rw-r--r--drivers/iio/chemical/bme680_i2c.c21
-rw-r--r--drivers/iio/chemical/bme680_spi.c115
-rw-r--r--drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c7
-rw-r--r--drivers/iio/dac/mcp4725.c1
-rw-r--r--drivers/iio/gyro/bmg160_core.c6
-rw-r--r--drivers/iio/gyro/mpu3050-core.c8
-rw-r--r--drivers/iio/industrialio-buffer.c5
-rw-r--r--drivers/iio/industrialio-core.c4
-rw-r--r--drivers/infiniband/core/uverbs_main.c3
-rw-r--r--drivers/input/keyboard/snvs_pwrkey.c6
-rw-r--r--drivers/input/mouse/elan_i2c_core.c25
-rw-r--r--drivers/irqchip/irq-ath79-misc.c11
-rw-r--r--drivers/misc/fastrpc.c7
-rw-r--r--drivers/misc/habanalabs/goya/goya.c9
-rw-r--r--drivers/net/ethernet/atheros/atlx/atl1.c4
-rw-r--r--drivers/net/ethernet/atheros/atlx/atl1.h2
-rw-r--r--drivers/net/ethernet/atheros/atlx/atl2.c2
-rw-r--r--drivers/net/ethernet/atheros/atlx/atl2.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c24
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h3
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c2
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/en_main.c5
-rw-r--r--drivers/net/ethernet/mellanox/mlx5/core/port.c4
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/pci_hw.h2
-rw-r--r--drivers/net/ethernet/mellanox/mlxsw/spectrum.c6
-rw-r--r--drivers/net/ethernet/netronome/nfp/abm/cls.c4
-rw-r--r--drivers/net/ethernet/socionext/netsec.c11
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/norm_desc.c2
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_main.c4
-rw-r--r--drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c8
-rw-r--r--drivers/net/phy/spi_ks8995.c9
-rw-r--r--drivers/net/team/team.c7
-rw-r--r--drivers/net/vrf.c2
-rw-r--r--drivers/nfc/st95hf/core.c7
-rw-r--r--drivers/of/of_net.c1
-rw-r--r--drivers/power/supply/goldfish_battery.c2
-rw-r--r--drivers/s390/block/dasd_eckd.c6
-rw-r--r--drivers/s390/char/con3270.c2
-rw-r--r--drivers/s390/char/fs3270.c3
-rw-r--r--drivers/s390/char/raw3270.c3
-rw-r--r--drivers/s390/char/raw3270.h4
-rw-r--r--drivers/s390/char/tty3270.c3
-rw-r--r--drivers/s390/crypto/ap_queue.c2
-rw-r--r--drivers/s390/crypto/pkey_api.c3
-rw-r--r--drivers/s390/net/ctcm_main.c1
-rw-r--r--drivers/scsi/aic7xxx/aic7770_osm.c1
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx.h1
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm.c10
-rw-r--r--drivers/scsi/aic7xxx/aic7xxx_osm_pci.c1
-rw-r--r--drivers/scsi/libfc/fc_rport.c1
-rw-r--r--drivers/scsi/scsi_lib.c6
-rw-r--r--drivers/staging/comedi/drivers/ni_usb6501.c10
-rw-r--r--drivers/staging/comedi/drivers/vmk80xx.c8
-rw-r--r--drivers/staging/erofs/data.c2
-rw-r--r--drivers/staging/iio/adc/ad7192.c8
-rw-r--r--drivers/staging/iio/meter/ade7854.c2
-rw-r--r--drivers/staging/most/core.c2
-rw-r--r--drivers/tty/serial/sc16is7xx.c4
-rw-r--r--drivers/tty/serial/sh-sci.c6
-rw-r--r--drivers/tty/vt/vt.c3
-rw-r--r--fs/afs/callback.c3
-rw-r--r--fs/afs/cmservice.c2
-rw-r--r--fs/afs/inode.c4
-rw-r--r--fs/afs/internal.h4
-rw-r--r--fs/afs/rxrpc.c6
-rw-r--r--fs/afs/server.c1
-rw-r--r--fs/afs/write.c1
-rw-r--r--fs/cifs/cifsglob.h2
-rw-r--r--fs/cifs/file.c30
-rw-r--r--fs/cifs/misc.c25
-rw-r--r--fs/cifs/smb2misc.c6
-rw-r--r--fs/cifs/smb2ops.c2
-rw-r--r--fs/cifs/smb2pdu.c11
-rw-r--r--fs/io_uring.c41
-rw-r--r--fs/nfsd/nfs3proc.c17
-rw-r--r--fs/nfsd/nfs3xdr.c11
-rw-r--r--fs/nfsd/nfs4callback.c8
-rw-r--r--fs/nfsd/nfs4state.c12
-rw-r--r--fs/nfsd/state.h1
-rw-r--r--fs/proc/task_mmu.c18
-rw-r--r--fs/userfaultfd.c9
-rw-r--r--include/linux/blkdev.h1
-rw-r--r--include/linux/bvec.h5
-rw-r--r--include/linux/efi.h7
-rw-r--r--include/linux/elevator.h1
-rw-r--r--include/linux/etherdevice.h12
-rw-r--r--include/linux/kprobes.h1
-rw-r--r--include/linux/sched/mm.h21
-rw-r--r--include/linux/shmem_fs.h1
-rw-r--r--include/net/netfilter/nf_conntrack.h2
-rw-r--r--include/net/netfilter/nf_conntrack_l4proto.h6
-rw-r--r--include/uapi/linux/input-event-codes.h6
-rw-r--r--init/main.c4
-rw-r--r--kernel/events/core.c37
-rw-r--r--kernel/events/ring_buffer.c33
-rw-r--r--kernel/kprobes.c6
-rw-r--r--kernel/locking/lockdep.c9
-rw-r--r--kernel/sched/deadline.c3
-rw-r--r--kernel/sched/fair.c25
-rw-r--r--kernel/signal.c2
-rw-r--r--kernel/time/sched_clock.c4
-rw-r--r--kernel/time/tick-common.c2
-rw-r--r--kernel/time/timekeeping.h7
-rw-r--r--kernel/trace/ftrace.c6
-rw-r--r--kernel/watchdog_hld.c3
-rw-r--r--lib/Kconfig.debug6
-rw-r--r--mm/kmemleak.c2
-rw-r--r--mm/mmap.c7
-rw-r--r--mm/page_alloc.c30
-rw-r--r--mm/percpu.c8
-rw-r--r--mm/shmem.c58
-rw-r--r--mm/slab.c1
-rw-r--r--mm/swapfile.c32
-rw-r--r--mm/vmscan.c29
-rw-r--r--mm/vmstat.c5
-rw-r--r--net/bridge/netfilter/ebtables.c3
-rw-r--r--net/ipv4/route.c32
-rw-r--r--net/ipv4/sysctl_net_ipv4.c5
-rw-r--r--net/ipv6/addrlabel.c2
-rw-r--r--net/ncsi/ncsi-rsp.c6
-rw-r--r--net/netfilter/ipvs/ip_vs_core.c2
-rw-r--r--net/netfilter/nf_conntrack_core.c43
-rw-r--r--net/netfilter/nf_conntrack_netlink.c34
-rw-r--r--net/netfilter/nf_conntrack_proto.c2
-rw-r--r--net/netfilter/nf_conntrack_proto_icmp.c93
-rw-r--r--net/netfilter/nf_conntrack_proto_icmpv6.c52
-rw-r--r--net/netfilter/nf_nat_core.c11
-rw-r--r--net/netfilter/nf_tables_api.c2
-rw-r--r--net/netfilter/nfnetlink_log.c2
-rw-r--r--net/netfilter/nfnetlink_queue.c2
-rw-r--r--net/netfilter/xt_time.c23
-rw-r--r--net/rds/ib_fmr.c11
-rw-r--r--net/rds/ib_rdma.c3
-rw-r--r--net/rose/rose_loopback.c27
-rw-r--r--net/rxrpc/input.c12
-rw-r--r--net/rxrpc/local_object.c3
-rw-r--r--net/sunrpc/cache.c3
-rw-r--r--net/sunrpc/clnt.c7
-rw-r--r--net/tls/tls_device.c4
-rw-r--r--net/tls/tls_device_fallback.c13
-rw-r--r--net/tls/tls_main.c5
-rw-r--r--net/tls/tls_sw.c3
-rw-r--r--scripts/atomic/gen-atomics.sh2
-rw-r--r--security/device_cgroup.c2
-rw-r--r--sound/core/info.c12
-rw-r--r--sound/core/init.c18
-rw-r--r--sound/pci/hda/hda_codec.c1
-rw-r--r--sound/pci/hda/patch_realtek.c6
-rw-r--r--tools/include/uapi/sound/asound.h1
-rw-r--r--tools/lib/traceevent/event-parse.c2
-rw-r--r--tools/perf/builtin-stat.c1
-rw-r--r--tools/perf/builtin-top.c1
-rw-r--r--tools/perf/scripts/python/export-to-sqlite.py2
-rw-r--r--tools/perf/util/env.c8
-rw-r--r--tools/perf/util/evlist.c14
-rw-r--r--tools/perf/util/evsel.c12
-rw-r--r--tools/perf/util/header.c22
-rw-r--r--tools/perf/util/map.c20
-rw-r--r--tools/perf/util/map.h4
-rwxr-xr-xtools/testing/selftests/net/run_afpackettests5
-rwxr-xr-xtools/testing/selftests/net/run_netsocktests2
-rw-r--r--tools/testing/selftests/netfilter/Makefile3
-rwxr-xr-xtools/testing/selftests/netfilter/conntrack_icmp_related.sh283
-rwxr-xr-xtools/testing/selftests/netfilter/nft_nat.sh56
-rw-r--r--tools/testing/selftests/proc/proc-pid-vm.c4
-rw-r--r--tools/testing/selftests/proc/proc-self-map-files-002.c20
247 files changed, 1881 insertions, 715 deletions
diff --git a/Documentation/devicetree/bindings/net/davinci_emac.txt b/Documentation/devicetree/bindings/net/davinci_emac.txt
index 24c5cdaba8d2..ca83dcc84fb8 100644
--- a/Documentation/devicetree/bindings/net/davinci_emac.txt
+++ b/Documentation/devicetree/bindings/net/davinci_emac.txt
@@ -20,6 +20,8 @@ Required properties:
Optional properties:
- phy-handle: See ethernet.txt file in the same directory.
If absent, davinci_emac driver defaults to 100/FULL.
+- nvmem-cells: phandle, reference to an nvmem node for the MAC address
+- nvmem-cell-names: string, should be "mac-address" if nvmem is to be used
- ti,davinci-rmii-en: 1 byte, 1 means use RMII
- ti,davinci-no-bd-ram: boolean, does EMAC have BD RAM?
diff --git a/Documentation/devicetree/bindings/net/ethernet.txt b/Documentation/devicetree/bindings/net/ethernet.txt
index cfc376bc977a..a68621580584 100644
--- a/Documentation/devicetree/bindings/net/ethernet.txt
+++ b/Documentation/devicetree/bindings/net/ethernet.txt
@@ -10,15 +10,14 @@ Documentation/devicetree/bindings/phy/phy-bindings.txt.
the boot program; should be used in cases where the MAC address assigned to
the device by the boot program is different from the "local-mac-address"
property;
-- nvmem-cells: phandle, reference to an nvmem node for the MAC address;
-- nvmem-cell-names: string, should be "mac-address" if nvmem is to be used;
- max-speed: number, specifies maximum speed in Mbit/s supported by the device;
- max-frame-size: number, maximum transfer unit (IEEE defined MTU), rather than
the maximum frame size (there's contradiction in the Devicetree
Specification).
- phy-mode: string, operation mode of the PHY interface. This is now a de-facto
standard property; supported values are:
- * "internal"
+ * "internal" (Internal means there is not a standard bus between the MAC and
+ the PHY, something proprietary is being used to embed the PHY in the MAC.)
* "mii"
* "gmii"
* "sgmii"
diff --git a/Documentation/devicetree/bindings/net/macb.txt b/Documentation/devicetree/bindings/net/macb.txt
index 174f292d8a3e..8b80515729d7 100644
--- a/Documentation/devicetree/bindings/net/macb.txt
+++ b/Documentation/devicetree/bindings/net/macb.txt
@@ -26,6 +26,10 @@ Required properties:
Optional elements: 'tsu_clk'
- clocks: Phandles to input clocks.
+Optional properties:
+- nvmem-cells: phandle, reference to an nvmem node for the MAC address
+- nvmem-cell-names: string, should be "mac-address" if nvmem is to be used
+
Optional properties for PHY child node:
- reset-gpios : Should specify the gpio for phy reset
- magic-packet : If present, indicates that the hardware supports waking
diff --git a/Documentation/media/uapi/rc/rc-tables.rst b/Documentation/media/uapi/rc/rc-tables.rst
index f460031d8531..177ac44fa0fa 100644
--- a/Documentation/media/uapi/rc/rc-tables.rst
+++ b/Documentation/media/uapi/rc/rc-tables.rst
@@ -623,7 +623,7 @@ the remote via /dev/input/event devices.
- .. row 78
- - ``KEY_SCREEN``
+ - ``KEY_ASPECT_RATIO``
- Select screen aspect ratio
@@ -631,7 +631,7 @@ the remote via /dev/input/event devices.
- .. row 79
- - ``KEY_ZOOM``
+ - ``KEY_FULL_SCREEN``
- Put device into zoom/full screen mode
diff --git a/Documentation/networking/decnet.txt b/Documentation/networking/decnet.txt
index e12a4900cf72..d192f8b9948b 100644
--- a/Documentation/networking/decnet.txt
+++ b/Documentation/networking/decnet.txt
@@ -22,8 +22,6 @@ you'll need the following options as well...
CONFIG_DECNET_ROUTER (to be able to add/delete routes)
CONFIG_NETFILTER (will be required for the DECnet routing daemon)
- CONFIG_DECNET_ROUTE_FWMARK is optional
-
Don't turn on SIOCGIFCONF support for DECnet unless you are really sure
that you need it, in general you won't and it can cause ifconfig to
malfunction.
diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt
index 8a5e59ba223f..c9538a30ef7e 100644
--- a/Documentation/networking/ip-sysctl.txt
+++ b/Documentation/networking/ip-sysctl.txt
@@ -427,6 +427,7 @@ tcp_min_rtt_wlen - INTEGER
minimum RTT when it is moved to a longer path (e.g., due to traffic
engineering). A longer window makes the filter more resistant to RTT
inflations such as transient congestion. The unit is seconds.
+ Possible values: 0 - 86400 (1 day)
Default: 300
tcp_moderate_rcvbuf - BOOLEAN
diff --git a/MAINTAINERS b/MAINTAINERS
index 72dfb80e8721..306c289b30c7 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3124,6 +3124,7 @@ F: drivers/cpufreq/bmips-cpufreq.c
BROADCOM BMIPS MIPS ARCHITECTURE
M: Kevin Cernekee <cernekee@gmail.com>
M: Florian Fainelli <f.fainelli@gmail.com>
+L: bcm-kernel-feedback-list@broadcom.com
L: linux-mips@vger.kernel.org
T: git git://github.com/broadcom/stblinux.git
S: Maintained
@@ -7336,7 +7337,6 @@ F: Documentation/devicetree/bindings/i3c/
F: Documentation/driver-api/i3c
F: drivers/i3c/
F: include/linux/i3c/
-F: include/dt-bindings/i3c/
I3C DRIVER FOR SYNOPSYS DESIGNWARE
M: Vitor Soares <vitor.soares@synopsys.com>
@@ -8711,6 +8711,7 @@ F: scripts/leaking_addresses.pl
LED SUBSYSTEM
M: Jacek Anaszewski <jacek.anaszewski@gmail.com>
M: Pavel Machek <pavel@ucw.cz>
+R: Dan Murphy <dmurphy@ti.com>
L: linux-leds@vger.kernel.org
T: git git://git.kernel.org/pub/scm/linux/kernel/git/j.anaszewski/linux-leds.git
S: Maintained
diff --git a/Makefile b/Makefile
index 6355f82461f4..b6e7ee4f1fc4 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
VERSION = 5
PATCHLEVEL = 1
SUBLEVEL = 0
-EXTRAVERSION = -rc5
+EXTRAVERSION = -rc6
NAME = Shy Crocodile
# *DOCUMENTATION*
diff --git a/arch/alpha/kernel/syscalls/syscall.tbl b/arch/alpha/kernel/syscalls/syscall.tbl
index 63ed39cbd3bd..165f268beafc 100644
--- a/arch/alpha/kernel/syscalls/syscall.tbl
+++ b/arch/alpha/kernel/syscalls/syscall.tbl
@@ -463,3 +463,7 @@
532 common getppid sys_getppid
# all other architectures have common numbers for new syscall, alpha
# is the exception.
+534 common pidfd_send_signal sys_pidfd_send_signal
+535 common io_uring_setup sys_io_uring_setup
+536 common io_uring_enter sys_io_uring_enter
+537 common io_uring_register sys_io_uring_register
diff --git a/arch/arm/tools/syscall.tbl b/arch/arm/tools/syscall.tbl
index 9016f4081bb9..0393917eaa57 100644
--- a/arch/arm/tools/syscall.tbl
+++ b/arch/arm/tools/syscall.tbl
@@ -437,3 +437,7 @@
421 common rt_sigtimedwait_time64 sys_rt_sigtimedwait
422 common futex_time64 sys_futex
423 common sched_rr_get_interval_time64 sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
diff --git a/arch/arm64/include/asm/futex.h b/arch/arm64/include/asm/futex.h
index e1d95f08f8e1..c7e1a7837706 100644
--- a/arch/arm64/include/asm/futex.h
+++ b/arch/arm64/include/asm/futex.h
@@ -50,7 +50,7 @@ do { \
static inline int
arch_futex_atomic_op_inuser(int op, int oparg, int *oval, u32 __user *_uaddr)
{
- int oldval, ret, tmp;
+ int oldval = 0, ret, tmp;
u32 __user *uaddr = __uaccess_mask_ptr(_uaddr);
pagefault_disable();
diff --git a/arch/arm64/include/asm/unistd.h b/arch/arm64/include/asm/unistd.h
index d1dd93436e1e..f2a83ff6b73c 100644
--- a/arch/arm64/include/asm/unistd.h
+++ b/arch/arm64/include/asm/unistd.h
@@ -44,7 +44,7 @@
#define __ARM_NR_compat_set_tls (__ARM_NR_COMPAT_BASE + 5)
#define __ARM_NR_COMPAT_END (__ARM_NR_COMPAT_BASE + 0x800)
-#define __NR_compat_syscalls 424
+#define __NR_compat_syscalls 428
#endif
#define __ARCH_WANT_SYS_CLONE
diff --git a/arch/arm64/include/asm/unistd32.h b/arch/arm64/include/asm/unistd32.h
index 5590f2623690..23f1a44acada 100644
--- a/arch/arm64/include/asm/unistd32.h
+++ b/arch/arm64/include/asm/unistd32.h
@@ -866,6 +866,14 @@ __SYSCALL(__NR_rt_sigtimedwait_time64, compat_sys_rt_sigtimedwait_time64)
__SYSCALL(__NR_futex_time64, sys_futex)
#define __NR_sched_rr_get_interval_time64 423
__SYSCALL(__NR_sched_rr_get_interval_time64, sys_sched_rr_get_interval)
+#define __NR_pidfd_send_signal 424
+__SYSCALL(__NR_pidfd_send_signal, sys_pidfd_send_signal)
+#define __NR_io_uring_setup 425
+__SYSCALL(__NR_io_uring_setup, sys_io_uring_setup)
+#define __NR_io_uring_enter 426
+__SYSCALL(__NR_io_uring_enter, sys_io_uring_enter)
+#define __NR_io_uring_register 427
+__SYSCALL(__NR_io_uring_register, sys_io_uring_register)
/*
* Please add new compat syscalls above this comment and update
diff --git a/arch/ia64/kernel/syscalls/syscall.tbl b/arch/ia64/kernel/syscalls/syscall.tbl
index ab9cda5f6136..56e3d0b685e1 100644
--- a/arch/ia64/kernel/syscalls/syscall.tbl
+++ b/arch/ia64/kernel/syscalls/syscall.tbl
@@ -344,3 +344,7 @@
332 common pkey_free sys_pkey_free
333 common rseq sys_rseq
# 334 through 423 are reserved to sync up with other architectures
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
diff --git a/arch/m68k/kernel/syscalls/syscall.tbl b/arch/m68k/kernel/syscalls/syscall.tbl
index 125c14178979..df4ec3ec71d1 100644
--- a/arch/m68k/kernel/syscalls/syscall.tbl
+++ b/arch/m68k/kernel/syscalls/syscall.tbl
@@ -423,3 +423,7 @@
421 common rt_sigtimedwait_time64 sys_rt_sigtimedwait
422 common futex_time64 sys_futex
423 common sched_rr_get_interval_time64 sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
diff --git a/arch/microblaze/kernel/syscalls/syscall.tbl b/arch/microblaze/kernel/syscalls/syscall.tbl
index 8ee3a8c18498..4964947732af 100644
--- a/arch/microblaze/kernel/syscalls/syscall.tbl
+++ b/arch/microblaze/kernel/syscalls/syscall.tbl
@@ -429,3 +429,7 @@
421 common rt_sigtimedwait_time64 sys_rt_sigtimedwait
422 common futex_time64 sys_futex
423 common sched_rr_get_interval_time64 sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
diff --git a/arch/mips/ath79/setup.c b/arch/mips/ath79/setup.c
index 4a70c5de8c92..25a57895a3a3 100644
--- a/arch/mips/ath79/setup.c
+++ b/arch/mips/ath79/setup.c
@@ -210,12 +210,6 @@ const char *get_system_type(void)
return ath79_sys_type;
}
-int get_c0_perfcount_int(void)
-{
- return ATH79_MISC_IRQ(5);
-}
-EXPORT_SYMBOL_GPL(get_c0_perfcount_int);
-
unsigned int get_c0_compare_int(void)
{
return CP0_LEGACY_COMPARE_IRQ;
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index f158c5894a9a..feb2653490df 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -125,7 +125,7 @@ trace_a_syscall:
subu t1, v0, __NR_O32_Linux
move a1, v0
bnez t1, 1f /* __NR_syscall at offset 0 */
- lw a1, PT_R4(sp) /* Arg1 for __NR_syscall case */
+ ld a1, PT_R4(sp) /* Arg1 for __NR_syscall case */
.set pop
1: jal syscall_trace_enter
diff --git a/arch/mips/kernel/syscalls/syscall_n32.tbl b/arch/mips/kernel/syscalls/syscall_n32.tbl
index 15f4117900ee..9392dfe33f97 100644
--- a/arch/mips/kernel/syscalls/syscall_n32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_n32.tbl
@@ -362,3 +362,7 @@
421 n32 rt_sigtimedwait_time64 compat_sys_rt_sigtimedwait_time64
422 n32 futex_time64 sys_futex
423 n32 sched_rr_get_interval_time64 sys_sched_rr_get_interval
+424 n32 pidfd_send_signal sys_pidfd_send_signal
+425 n32 io_uring_setup sys_io_uring_setup
+426 n32 io_uring_enter sys_io_uring_enter
+427 n32 io_uring_register sys_io_uring_register
diff --git a/arch/mips/kernel/syscalls/syscall_n64.tbl b/arch/mips/kernel/syscalls/syscall_n64.tbl
index c85502e67b44..cd0c8aa21fba 100644
--- a/arch/mips/kernel/syscalls/syscall_n64.tbl
+++ b/arch/mips/kernel/syscalls/syscall_n64.tbl
@@ -338,3 +338,7 @@
327 n64 rseq sys_rseq
328 n64 io_pgetevents sys_io_pgetevents
# 329 through 423 are reserved to sync up with other architectures
+424 n64 pidfd_send_signal sys_pidfd_send_signal
+425 n64 io_uring_setup sys_io_uring_setup
+426 n64 io_uring_enter sys_io_uring_enter
+427 n64 io_uring_register sys_io_uring_register
diff --git a/arch/mips/kernel/syscalls/syscall_o32.tbl b/arch/mips/kernel/syscalls/syscall_o32.tbl
index 2e063d0f837e..e849e8ffe4a2 100644
--- a/arch/mips/kernel/syscalls/syscall_o32.tbl
+++ b/arch/mips/kernel/syscalls/syscall_o32.tbl
@@ -411,3 +411,7 @@
421 o32 rt_sigtimedwait_time64 sys_rt_sigtimedwait compat_sys_rt_sigtimedwait_time64
422 o32 futex_time64 sys_futex sys_futex
423 o32 sched_rr_get_interval_time64 sys_sched_rr_get_interval sys_sched_rr_get_interval
+424 o32 pidfd_send_signal sys_pidfd_send_signal
+425 o32 io_uring_setup sys_io_uring_setup
+426 o32 io_uring_enter sys_io_uring_enter
+427 o32 io_uring_register sys_io_uring_register
diff --git a/arch/parisc/kernel/syscalls/syscall.tbl b/arch/parisc/kernel/syscalls/syscall.tbl
index b26766c6647d..fe8ca623add8 100644
--- a/arch/parisc/kernel/syscalls/syscall.tbl
+++ b/arch/parisc/kernel/syscalls/syscall.tbl
@@ -420,3 +420,7 @@
421 32 rt_sigtimedwait_time64 sys_rt_sigtimedwait compat_sys_rt_sigtimedwait_time64
422 32 futex_time64 sys_futex sys_futex
423 32 sched_rr_get_interval_time64 sys_sched_rr_get_interval sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
diff --git a/arch/powerpc/kernel/syscalls/syscall.tbl b/arch/powerpc/kernel/syscalls/syscall.tbl
index b18abb0c3dae..00f5a63c8d9a 100644
--- a/arch/powerpc/kernel/syscalls/syscall.tbl
+++ b/arch/powerpc/kernel/syscalls/syscall.tbl
@@ -505,3 +505,7 @@
421 32 rt_sigtimedwait_time64 sys_rt_sigtimedwait compat_sys_rt_sigtimedwait_time64
422 32 futex_time64 sys_futex sys_futex
423 32 sched_rr_get_interval_time64 sys_sched_rr_get_interval sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
diff --git a/arch/s390/boot/mem_detect.c b/arch/s390/boot/mem_detect.c
index 4cb771ba13fa..5d316fe40480 100644
--- a/arch/s390/boot/mem_detect.c
+++ b/arch/s390/boot/mem_detect.c
@@ -25,7 +25,7 @@ static void *mem_detect_alloc_extended(void)
{
unsigned long offset = ALIGN(mem_safe_offset(), sizeof(u64));
- if (IS_ENABLED(BLK_DEV_INITRD) && INITRD_START && INITRD_SIZE &&
+ if (IS_ENABLED(CONFIG_BLK_DEV_INITRD) && INITRD_START && INITRD_SIZE &&
INITRD_START < offset + ENTRIES_EXTENDED_MAX)
offset = ALIGN(INITRD_START + INITRD_SIZE, sizeof(u64));
diff --git a/arch/s390/kernel/fpu.c b/arch/s390/kernel/fpu.c
index 594464f2129d..0da378e2eb25 100644
--- a/arch/s390/kernel/fpu.c
+++ b/arch/s390/kernel/fpu.c
@@ -23,7 +23,7 @@ void __kernel_fpu_begin(struct kernel_fpu *state, u32 flags)
if (flags & KERNEL_FPC)
/* Save floating point control */
- asm volatile("stfpc %0" : "=m" (state->fpc));
+ asm volatile("stfpc %0" : "=Q" (state->fpc));
if (!MACHINE_HAS_VX) {
if (flags & KERNEL_VXR_V0V7) {
diff --git a/arch/s390/kernel/syscalls/syscall.tbl b/arch/s390/kernel/syscalls/syscall.tbl
index 02579f95f391..061418f787c3 100644
--- a/arch/s390/kernel/syscalls/syscall.tbl
+++ b/arch/s390/kernel/syscalls/syscall.tbl
@@ -426,3 +426,7 @@
421 32 rt_sigtimedwait_time64 - compat_sys_rt_sigtimedwait_time64
422 32 futex_time64 - sys_futex
423 32 sched_rr_get_interval_time64 - sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register sys_io_uring_register
diff --git a/arch/s390/kernel/vtime.c b/arch/s390/kernel/vtime.c
index a69a0911ed0e..c475ca49cfc6 100644
--- a/arch/s390/kernel/vtime.c
+++ b/arch/s390/kernel/vtime.c
@@ -37,7 +37,7 @@ static inline u64 get_vtimer(void)
{
u64 timer;
- asm volatile("stpt %0" : "=m" (timer));
+ asm volatile("stpt %0" : "=Q" (timer));
return timer;
}
@@ -48,7 +48,7 @@ static inline void set_vtimer(u64 expires)
asm volatile(
" stpt %0\n" /* Store current cpu timer value */
" spt %1" /* Set new value imm. afterwards */
- : "=m" (timer) : "m" (expires));
+ : "=Q" (timer) : "Q" (expires));
S390_lowcore.system_timer += S390_lowcore.last_update_timer - timer;
S390_lowcore.last_update_timer = expires;
}
@@ -135,8 +135,8 @@ static int do_account_vtime(struct task_struct *tsk)
#else
" stck %1" /* Store current tod clock value */
#endif
- : "=m" (S390_lowcore.last_update_timer),
- "=m" (S390_lowcore.last_update_clock));
+ : "=Q" (S390_lowcore.last_update_timer),
+ "=Q" (S390_lowcore.last_update_clock));
clock = S390_lowcore.last_update_clock - clock;
timer -= S390_lowcore.last_update_timer;
diff --git a/arch/sh/kernel/syscalls/syscall.tbl b/arch/sh/kernel/syscalls/syscall.tbl
index bfda678576e4..480b057556ee 100644
--- a/arch/sh/kernel/syscalls/syscall.tbl
+++ b/arch/sh/kernel/syscalls/syscall.tbl
@@ -426,3 +426,7 @@
421 common rt_sigtimedwait_time64 sys_rt_sigtimedwait
422 common futex_time64 sys_futex
423 common sched_rr_get_interval_time64 sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
diff --git a/arch/sparc/kernel/syscalls/syscall.tbl b/arch/sparc/kernel/syscalls/syscall.tbl
index b9a5a04b2d2c..a1dd24307b00 100644
--- a/arch/sparc/kernel/syscalls/syscall.tbl
+++ b/arch/sparc/kernel/syscalls/syscall.tbl
@@ -469,3 +469,7 @@
421 32 rt_sigtimedwait_time64 sys_rt_sigtimedwait compat_sys_rt_sigtimedwait_time64
422 32 futex_time64 sys_futex sys_futex
423 32 sched_rr_get_interval_time64 sys_sched_rr_get_interval sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 5ad92419be19..62fc3fda1a05 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -1499,7 +1499,7 @@ config X86_CPA_STATISTICS
depends on DEBUG_FS
---help---
Expose statistics about the Change Page Attribute mechanims, which
- helps to determine the effectivness of preserving large and huge
+ helps to determine the effectiveness of preserving large and huge
page mappings when mapping protections are changed.
config ARCH_HAS_MEM_ENCRYPT
diff --git a/arch/x86/crypto/poly1305-avx2-x86_64.S b/arch/x86/crypto/poly1305-avx2-x86_64.S
index 3b6e70d085da..8457cdd47f75 100644
--- a/arch/x86/crypto/poly1305-avx2-x86_64.S
+++ b/arch/x86/crypto/poly1305-avx2-x86_64.S
@@ -323,6 +323,12 @@ ENTRY(poly1305_4block_avx2)
vpaddq t2,t1,t1
vmovq t1x,d4
+ # Now do a partial reduction mod (2^130)-5, carrying h0 -> h1 -> h2 ->
+ # h3 -> h4 -> h0 -> h1 to get h0,h2,h3,h4 < 2^26 and h1 < 2^26 + a small
+ # amount. Careful: we must not assume the carry bits 'd0 >> 26',
+ # 'd1 >> 26', 'd2 >> 26', 'd3 >> 26', and '(d4 >> 26) * 5' fit in 32-bit
+ # integers. It's true in a single-block implementation, but not here.
+
# d1 += d0 >> 26
mov d0,%rax
shr $26,%rax
@@ -361,16 +367,16 @@ ENTRY(poly1305_4block_avx2)
# h0 += (d4 >> 26) * 5
mov d4,%rax
shr $26,%rax
- lea (%eax,%eax,4),%eax
- add %eax,%ebx
+ lea (%rax,%rax,4),%rax
+ add %rax,%rbx
# h4 = d4 & 0x3ffffff
mov d4,%rax
and $0x3ffffff,%eax
mov %eax,h4
# h1 += h0 >> 26
- mov %ebx,%eax
- shr $26,%eax
+ mov %rbx,%rax
+ shr $26,%rax
add %eax,h1
# h0 = h0 & 0x3ffffff
andl $0x3ffffff,%ebx
diff --git a/arch/x86/crypto/poly1305-sse2-x86_64.S b/arch/x86/crypto/poly1305-sse2-x86_64.S
index e6add74d78a5..6f0be7a86964 100644
--- a/arch/x86/crypto/poly1305-sse2-x86_64.S
+++ b/arch/x86/crypto/poly1305-sse2-x86_64.S
@@ -253,16 +253,16 @@ ENTRY(poly1305_block_sse2)
# h0 += (d4 >> 26) * 5
mov d4,%rax
shr $26,%rax
- lea (%eax,%eax,4),%eax
- add %eax,%ebx
+ lea (%rax,%rax,4),%rax
+ add %rax,%rbx
# h4 = d4 & 0x3ffffff
mov d4,%rax
and $0x3ffffff,%eax
mov %eax,h4
# h1 += h0 >> 26
- mov %ebx,%eax
- shr $26,%eax
+ mov %rbx,%rax
+ shr $26,%rax
add %eax,h1
# h0 = h0 & 0x3ffffff
andl $0x3ffffff,%ebx
@@ -524,6 +524,12 @@ ENTRY(poly1305_2block_sse2)
paddq t2,t1
movq t1,d4
+ # Now do a partial reduction mod (2^130)-5, carrying h0 -> h1 -> h2 ->
+ # h3 -> h4 -> h0 -> h1 to get h0,h2,h3,h4 < 2^26 and h1 < 2^26 + a small
+ # amount. Careful: we must not assume the carry bits 'd0 >> 26',
+ # 'd1 >> 26', 'd2 >> 26', 'd3 >> 26', and '(d4 >> 26) * 5' fit in 32-bit
+ # integers. It's true in a single-block implementation, but not here.
+
# d1 += d0 >> 26
mov d0,%rax
shr $26,%rax
@@ -562,16 +568,16 @@ ENTRY(poly1305_2block_sse2)
# h0 += (d4 >> 26) * 5
mov d4,%rax
shr $26,%rax
- lea (%eax,%eax,4),%eax
- add %eax,%ebx
+ lea (%rax,%rax,4),%rax
+ add %rax,%rbx
# h4 = d4 & 0x3ffffff
mov d4,%rax
and $0x3ffffff,%eax
mov %eax,h4
# h1 += h0 >> 26
- mov %ebx,%eax
- shr $26,%eax
+ mov %rbx,%rax
+ shr $26,%rax
add %eax,h1
# h0 = h0 & 0x3ffffff
andl $0x3ffffff,%ebx
diff --git a/arch/x86/events/amd/core.c b/arch/x86/events/amd/core.c
index 0ecfac84ba91..d45f3fbd232e 100644
--- a/arch/x86/events/amd/core.c
+++ b/arch/x86/events/amd/core.c
@@ -117,22 +117,39 @@ static __initconst const u64 amd_hw_cache_event_ids
};
/*
- * AMD Performance Monitor K7 and later.
+ * AMD Performance Monitor K7 and later, up to and including Family 16h:
*/
static const u64 amd_perfmon_event_map[PERF_COUNT_HW_MAX] =
{
- [PERF_COUNT_HW_CPU_CYCLES] = 0x0076,
- [PERF_COUNT_HW_INSTRUCTIONS] = 0x00c0,
- [PERF_COUNT_HW_CACHE_REFERENCES] = 0x077d,
- [PERF_COUNT_HW_CACHE_MISSES] = 0x077e,
- [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = 0x00c2,
- [PERF_COUNT_HW_BRANCH_MISSES] = 0x00c3,
- [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = 0x00d0, /* "Decoder empty" event */
- [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = 0x00d1, /* "Dispatch stalls" event */
+ [PERF_COUNT_HW_CPU_CYCLES] = 0x0076,
+ [PERF_COUNT_HW_INSTRUCTIONS] = 0x00c0,
+ [PERF_COUNT_HW_CACHE_REFERENCES] = 0x077d,
+ [PERF_COUNT_HW_CACHE_MISSES] = 0x077e,
+ [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = 0x00c2,
+ [PERF_COUNT_HW_BRANCH_MISSES] = 0x00c3,
+ [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = 0x00d0, /* "Decoder empty" event */
+ [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = 0x00d1, /* "Dispatch stalls" event */
+};
+
+/*
+ * AMD Performance Monitor Family 17h and later:
+ */
+static const u64 amd_f17h_perfmon_event_map[PERF_COUNT_HW_MAX] =
+{
+ [PERF_COUNT_HW_CPU_CYCLES] = 0x0076,
+ [PERF_COUNT_HW_INSTRUCTIONS] = 0x00c0,
+ [PERF_COUNT_HW_CACHE_REFERENCES] = 0xff60,
+ [PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = 0x00c2,
+ [PERF_COUNT_HW_BRANCH_MISSES] = 0x00c3,
+ [PERF_COUNT_HW_STALLED_CYCLES_FRONTEND] = 0x0287,
+ [PERF_COUNT_HW_STALLED_CYCLES_BACKEND] = 0x0187,
};
static u64 amd_pmu_event_map(int hw_event)
{
+ if (boot_cpu_data.x86 >= 0x17)
+ return amd_f17h_perfmon_event_map[hw_event];
+
return amd_perfmon_event_map[hw_event];
}
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index f61dcbef20ff..f9451566cd9b 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -3131,7 +3131,7 @@ static unsigned long intel_pmu_large_pebs_flags(struct perf_event *event)
flags &= ~PERF_SAMPLE_TIME;
if (!event->attr.exclude_kernel)
flags &= ~PERF_SAMPLE_REGS_USER;
- if (event->attr.sample_regs_user & ~PEBS_REGS)
+ if (event->attr.sample_regs_user & ~PEBS_GP_REGS)
flags &= ~(PERF_SAMPLE_REGS_USER | PERF_SAMPLE_REGS_INTR);
return flags;
}
diff --git a/arch/x86/events/perf_event.h b/arch/x86/events/perf_event.h
index a75955741c50..1e98a42b560a 100644
--- a/arch/x86/events/perf_event.h
+++ b/arch/x86/events/perf_event.h
@@ -96,25 +96,25 @@ struct amd_nb {
PERF_SAMPLE_REGS_INTR | PERF_SAMPLE_REGS_USER | \
PERF_SAMPLE_PERIOD)
-#define PEBS_REGS \
- (PERF_REG_X86_AX | \
- PERF_REG_X86_BX | \
- PERF_REG_X86_CX | \
- PERF_REG_X86_DX | \
- PERF_REG_X86_DI | \
- PERF_REG_X86_SI | \
- PERF_REG_X86_SP | \
- PERF_REG_X86_BP | \
- PERF_REG_X86_IP | \
- PERF_REG_X86_FLAGS | \
- PERF_REG_X86_R8 | \
- PERF_REG_X86_R9 | \
- PERF_REG_X86_R10 | \
- PERF_REG_X86_R11 | \
- PERF_REG_X86_R12 | \
- PERF_REG_X86_R13 | \
- PERF_REG_X86_R14 | \
- PERF_REG_X86_R15)
+#define PEBS_GP_REGS \
+ ((1ULL << PERF_REG_X86_AX) | \
+ (1ULL << PERF_REG_X86_BX) | \
+ (1ULL << PERF_REG_X86_CX) | \
+ (1ULL << PERF_REG_X86_DX) | \
+ (1ULL << PERF_REG_X86_DI) | \
+ (1ULL << PERF_REG_X86_SI) | \
+ (1ULL << PERF_REG_X86_SP) | \
+ (1ULL << PERF_REG_X86_BP) | \
+ (1ULL << PERF_REG_X86_IP) | \
+ (1ULL << PERF_REG_X86_FLAGS) | \
+ (1ULL << PERF_REG_X86_R8) | \
+ (1ULL << PERF_REG_X86_R9) | \
+ (1ULL << PERF_REG_X86_R10) | \
+ (1ULL << PERF_REG_X86_R11) | \
+ (1ULL << PERF_REG_X86_R12) | \
+ (1ULL << PERF_REG_X86_R13) | \
+ (1ULL << PERF_REG_X86_R14) | \
+ (1ULL << PERF_REG_X86_R15))
/*
* Per register state.
diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c
index 2da82eff0eb4..b91b3bfa5cfb 100644
--- a/arch/x86/kernel/cpu/bugs.c
+++ b/arch/x86/kernel/cpu/bugs.c
@@ -275,7 +275,7 @@ static const struct {
const char *option;
enum spectre_v2_user_cmd cmd;
bool secure;
-} v2_user_options[] __initdata = {
+} v2_user_options[] __initconst = {
{ "auto", SPECTRE_V2_USER_CMD_AUTO, false },
{ "off", SPECTRE_V2_USER_CMD_NONE, false },
{ "on", SPECTRE_V2_USER_CMD_FORCE, true },
@@ -419,7 +419,7 @@ static const struct {
const char *option;
enum spectre_v2_mitigation_cmd cmd;
bool secure;
-} mitigation_options[] __initdata = {
+} mitigation_options[] __initconst = {
{ "off", SPECTRE_V2_CMD_NONE, false },
{ "on", SPECTRE_V2_CMD_FORCE, true },
{ "retpoline", SPECTRE_V2_CMD_RETPOLINE, false },
@@ -658,7 +658,7 @@ static const char * const ssb_strings[] = {
static const struct {
const char *option;
enum ssb_mitigation_cmd cmd;
-} ssb_mitigation_options[] __initdata = {
+} ssb_mitigation_options[] __initconst = {
{ "auto", SPEC_STORE_BYPASS_CMD_AUTO }, /* Platform decides */
{ "on", SPEC_STORE_BYPASS_CMD_ON }, /* Disable Speculative Store Bypass */
{ "off", SPEC_STORE_BYPASS_CMD_NONE }, /* Don't touch Speculative Store Bypass */
diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index fc3c07fe7df5..3142fd7a9b32 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -611,8 +611,8 @@ static void init_intel_energy_perf(struct cpuinfo_x86 *c)
if ((epb & 0xF) != ENERGY_PERF_BIAS_PERFORMANCE)
return;
- pr_warn_once("ENERGY_PERF_BIAS: Set to 'normal', was 'performance'\n");
- pr_warn_once("ENERGY_PERF_BIAS: View and update with x86_energy_perf_policy(8)\n");
+ pr_info_once("ENERGY_PERF_BIAS: Set to 'normal', was 'performance'\n");
+ pr_info_once("ENERGY_PERF_BIAS: View and update with x86_energy_perf_policy(8)\n");
epb = (epb & ~0xF) | ENERGY_PERF_BIAS_NORMAL;
wrmsrl(MSR_IA32_ENERGY_PERF_BIAS, epb);
}
diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
index 54b9eef3eea9..85212a32b54d 100644
--- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c
+++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
@@ -2610,9 +2610,10 @@ static int rdtgroup_init_alloc(struct rdtgroup *rdtgrp)
rdt_last_cmd_puts("Failed to initialize allocations\n");
return ret;
}
- rdtgrp->mode = RDT_MODE_SHAREABLE;
}
+ rdtgrp->mode = RDT_MODE_SHAREABLE;
+
return 0;
}
diff --git a/arch/x86/kernel/kprobes/core.c b/arch/x86/kernel/kprobes/core.c
index a034cb808e7e..fed46ddb1eef 100644
--- a/arch/x86/kernel/kprobes/core.c
+++ b/arch/x86/kernel/kprobes/core.c
@@ -569,6 +569,7 @@ void arch_prepare_kretprobe(struct kretprobe_instance *ri, struct pt_regs *regs)
unsigned long *sara = stack_addr(regs);
ri->ret_addr = (kprobe_opcode_t *) *sara;
+ ri->fp = sara;
/* Replace the return addr with trampoline addr */
*sara = (unsigned long) &kretprobe_trampoline;
@@ -748,26 +749,48 @@ asm(
NOKPROBE_SYMBOL(kretprobe_trampoline);
STACK_FRAME_NON_STANDARD(kretprobe_trampoline);
+static struct kprobe kretprobe_kprobe = {
+ .addr = (void *)kretprobe_trampoline,
+};
+
/*
* Called from kretprobe_trampoline
*/
static __used void *trampoline_handler(struct pt_regs *regs)
{
+ struct kprobe_ctlblk *kcb;
struct kretprobe_instance *ri = NULL;
struct hlist_head *head, empty_rp;
struct hlist_node *tmp;
unsigned long flags, orig_ret_address = 0;
unsigned long trampoline_address = (unsigned long)&kretprobe_trampoline;
kprobe_opcode_t *correct_ret_addr = NULL;
+ void *frame_pointer;
+ bool skipped = false;
+
+ preempt_disable();
+
+ /*
+ * Set a dummy kprobe for avoiding kretprobe recursion.
+ * Since kretprobe never run in kprobe handler, kprobe must not
+ * be running at this point.
+ */
+ kcb = get_kprobe_ctlblk();
+ __this_cpu_write(current_kprobe, &kretprobe_kprobe);
+ kcb->kprobe_status = KPROBE_HIT_ACTIVE;
INIT_HLIST_HEAD(&empty_rp);
kretprobe_hash_lock(current, &head, &flags);
/* fixup registers */
#ifdef CONFIG_X86_64
regs->cs = __KERNEL_CS;
+ /* On x86-64, we use pt_regs->sp for return address holder. */
+ frame_pointer = &regs->sp;
#else
regs->cs = __KERNEL_CS | get_kernel_rpl();
regs->gs = 0;
+ /* On x86-32, we use pt_regs->flags for return address holder. */
+ frame_pointer = &regs->flags;
#endif
regs->ip = trampoline_address;
regs->orig_ax = ~0UL;
@@ -789,8 +812,25 @@ static __used void *trampoline_handler(struct pt_regs *regs)
if (ri->task != current)
/* another task is sharing our hash bucket */
continue;
+ /*
+ * Return probes must be pushed on this hash list correct
+ * order (same as return order) so that it can be poped
+ * correctly. However, if we find it is pushed it incorrect
+ * order, this means we find a function which should not be
+ * probed, because the wrong order entry is pushed on the
+ * path of processing other kretprobe itself.
+ */
+ if (ri->fp != frame_pointer) {
+ if (!skipped)
+ pr_warn("kretprobe is stacked incorrectly. Trying to fixup.\n");
+ skipped = true;
+ continue;
+ }
orig_ret_address = (unsigned long)ri->ret_addr;
+ if (skipped)
+ pr_warn("%ps must be blacklisted because of incorrect kretprobe order\n",
+ ri->rp->kp.addr);
if (orig_ret_address != trampoline_address)
/*
@@ -808,14 +848,15 @@ static __used void *trampoline_handler(struct pt_regs *regs)
if (ri->task != current)
/* another task is sharing our hash bucket */
continue;
+ if (ri->fp != frame_pointer)
+ continue;
orig_ret_address = (unsigned long)ri->ret_addr;
if (ri->rp && ri->rp->handler) {
__this_cpu_write(current_kprobe, &ri->rp->kp);
- get_kprobe_ctlblk()->kprobe_status = KPROBE_HIT_ACTIVE;
ri->ret_addr = correct_ret_addr;
ri->rp->handler(ri, regs);
- __this_cpu_write(current_kprobe, NULL);
+ __this_cpu_write(current_kprobe, &kretprobe_kprobe);
}
recycle_rp_inst(ri, &empty_rp);
@@ -831,6 +872,9 @@ static __used void *trampoline_handler(struct pt_regs *regs)
kretprobe_hash_unlock(current, &flags);
+ __this_cpu_write(current_kprobe, NULL);
+ preempt_enable();
+
hlist_for_each_entry_safe(ri, tmp, &empty_rp, hlist) {
hlist_del(&ri->hlist);
kfree(ri);
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index 58ac7be52c7a..957eae13b370 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -426,6 +426,8 @@ static __always_inline void __speculation_ctrl_update(unsigned long tifp,
u64 msr = x86_spec_ctrl_base;
bool updmsr = false;
+ lockdep_assert_irqs_disabled();
+
/*
* If TIF_SSBD is different, select the proper mitigation
* method. Note that if SSBD mitigation is disabled or permanentely
@@ -477,10 +479,12 @@ static unsigned long speculation_ctrl_update_tif(struct task_struct *tsk)
void speculation_ctrl_update(unsigned long tif)
{
+ unsigned long flags;
+
/* Forced update. Make sure all relevant TIF flags are different */
- preempt_disable();
+ local_irq_save(flags);
__speculation_ctrl_update(~tif, tif);
- preempt_enable();
+ local_irq_restore(flags);
}
/* Called from seccomp/prctl update */
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 725624b6c0c0..8fd3cedd9acc 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -81,6 +81,19 @@ static int __init set_bios_reboot(const struct dmi_system_id *d)
return 0;
}
+/*
+ * Some machines don't handle the default ACPI reboot method and
+ * require the EFI reboot method:
+ */
+static int __init set_efi_reboot(const struct dmi_system_id *d)
+{
+ if (reboot_type != BOOT_EFI && !efi_runtime_disabled()) {
+ reboot_type = BOOT_EFI;
+ pr_info("%s series board detected. Selecting EFI-method for reboot.\n", d->ident);
+ }
+ return 0;
+}
+
void __noreturn machine_real_restart(unsigned int type)
{
local_irq_disable();
@@ -166,6 +179,14 @@ static const struct dmi_system_id reboot_dmi_table[] __initconst = {
DMI_MATCH(DMI_PRODUCT_NAME, "AOA110"),
},
},
+ { /* Handle reboot issue on Acer TravelMate X514-51T */
+ .callback = set_efi_reboot,
+ .ident = "Acer TravelMate X514-51T",
+ .matches = {
+ DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate X514-51T"),
+ },
+ },
/* Apple */
{ /* Handle problems with rebooting on Apple MacBook5 */
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index bad8c51fee6e..a5127b2c195f 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -362,7 +362,7 @@ SECTIONS
.bss : AT(ADDR(.bss) - LOAD_OFFSET) {
__bss_start = .;
*(.bss..page_aligned)
- *(.bss)
+ *(BSS_MAIN)
BSS_DECRYPTED
. = ALIGN(PAGE_SIZE);
__bss_stop = .;
diff --git a/arch/x86/mm/dump_pagetables.c b/arch/x86/mm/dump_pagetables.c
index ee8f8ab46941..c0309ea9abee 100644
--- a/arch/x86/mm/dump_pagetables.c
+++ b/arch/x86/mm/dump_pagetables.c
@@ -259,7 +259,8 @@ static void note_wx(struct pg_state *st)
#endif
/* Account the WX pages */
st->wx_pages += npages;
- WARN_ONCE(1, "x86/mm: Found insecure W+X mapping at address %pS\n",
+ WARN_ONCE(__supported_pte_mask & _PAGE_NX,
+ "x86/mm: Found insecure W+X mapping at address %pS\n",
(void *)st->start_address);
}
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 0029604af8a4..dd73d5d74393 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -825,7 +825,7 @@ void __init __early_set_fixmap(enum fixed_addresses idx,
pte = early_ioremap_pte(addr);
/* Sanitize 'prot' against any unsupported bits: */
- pgprot_val(flags) &= __default_kernel_pte_mask;
+ pgprot_val(flags) &= __supported_pte_mask;
if (pgprot_val(flags))
set_pte(pte, pfn_pte(phys >> PAGE_SHIFT, flags));
diff --git a/arch/x86/mm/kaslr.c b/arch/x86/mm/kaslr.c
index 3f452ffed7e9..d669c5e797e0 100644
--- a/arch/x86/mm/kaslr.c
+++ b/arch/x86/mm/kaslr.c
@@ -94,7 +94,7 @@ void __init kernel_randomize_memory(void)
if (!kaslr_memory_enabled())
return;
- kaslr_regions[0].size_tb = 1 << (__PHYSICAL_MASK_SHIFT - TB_SHIFT);
+ kaslr_regions[0].size_tb = 1 << (MAX_PHYSMEM_BITS - TB_SHIFT);
kaslr_regions[1].size_tb = VMALLOC_SIZE_TB;
/*
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c
index bc4bc7b2f075..487b8474c01c 100644
--- a/arch/x86/mm/tlb.c
+++ b/arch/x86/mm/tlb.c
@@ -728,7 +728,7 @@ void flush_tlb_mm_range(struct mm_struct *mm, unsigned long start,
{
int cpu;
- struct flush_tlb_info info __aligned(SMP_CACHE_BYTES) = {
+ struct flush_tlb_info info = {
.mm = mm,
.stride_shift = stride_shift,
.freed_tables = freed_tables,
diff --git a/arch/xtensa/kernel/syscalls/syscall.tbl b/arch/xtensa/kernel/syscalls/syscall.tbl
index 6af49929de85..30084eaf8422 100644
--- a/arch/xtensa/kernel/syscalls/syscall.tbl
+++ b/arch/xtensa/kernel/syscalls/syscall.tbl
@@ -394,3 +394,7 @@
421 common rt_sigtimedwait_time64 sys_rt_sigtimedwait
422 common futex_time64 sys_futex
423 common sched_rr_get_interval_time64 sys_sched_rr_get_interval
+424 common pidfd_send_signal sys_pidfd_send_signal
+425 common io_uring_setup sys_io_uring_setup
+426 common io_uring_enter sys_io_uring_enter
+427 common io_uring_register sys_io_uring_register
diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c
index dfb8cb0af13a..5ba1e0d841b4 100644
--- a/block/bfq-iosched.c
+++ b/block/bfq-iosched.c
@@ -5396,7 +5396,7 @@ static unsigned int bfq_update_depths(struct bfq_data *bfqd,
return min_shallow;
}
-static int bfq_init_hctx(struct blk_mq_hw_ctx *hctx, unsigned int index)
+static void bfq_depth_updated(struct blk_mq_hw_ctx *hctx)
{
struct bfq_data *bfqd = hctx->queue->elevator->elevator_data;
struct blk_mq_tags *tags = hctx->sched_tags;
@@ -5404,6 +5404,11 @@ static int bfq_init_hctx(struct blk_mq_hw_ctx *hctx, unsigned int index)
min_shallow = bfq_update_depths(bfqd, &tags->bitmap_tags);
sbitmap_queue_min_shallow_depth(&tags->bitmap_tags, min_shallow);
+}
+
+static int bfq_init_hctx(struct blk_mq_hw_ctx *hctx, unsigned int index)
+{
+ bfq_depth_updated(hctx);
return 0;
}
@@ -5826,6 +5831,7 @@ static struct elevator_type iosched_bfq_mq = {
.requests_merged = bfq_requests_merged,
.request_merged = bfq_request_merged,
.has_work = bfq_has_work,
+ .depth_updated = bfq_depth_updated,
.init_hctx = bfq_init_hctx,
.init_sched = bfq_init_queue,
.exit_sched = bfq_exit_queue,
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 9516304a38ee..fc60ed7e940e 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -3135,6 +3135,8 @@ int blk_mq_update_nr_requests(struct request_queue *q, unsigned int nr)
}
if (ret)
break;
+ if (q->elevator && q->elevator->type->ops.depth_updated)
+ q->elevator->type->ops.depth_updated(hctx);
}
if (!ret)
diff --git a/crypto/testmgr.h b/crypto/testmgr.h
index f267633cf13a..d18a37629f05 100644
--- a/crypto/testmgr.h
+++ b/crypto/testmgr.h
@@ -5634,7 +5634,49 @@ static const struct hash_testvec poly1305_tv_template[] = {
.psize = 80,
.digest = "\x13\x00\x00\x00\x00\x00\x00\x00"
"\x00\x00\x00\x00\x00\x00\x00\x00",
- },
+ }, { /* Regression test for overflow in AVX2 implementation */
+ .plaintext = "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff\xff\xff\xff\xff"
+ "\xff\xff\xff\xff",
+ .psize = 300,
+ .digest = "\xfb\x5e\x96\xd8\x61\xd5\xc7\xc8"
+ "\x78\xe5\x87\xcc\x2d\x5a\x22\xe1",
+ }
};
/* NHPoly1305 test vectors from https://github.com/google/adiantum */
diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c
index 11e1663bdc4d..b2c06da4f62e 100644
--- a/drivers/atm/firestream.c
+++ b/drivers/atm/firestream.c
@@ -1646,7 +1646,7 @@ static irqreturn_t fs_irq (int irq, void *dev_id)
}
if (status & ISR_TBRQ_W) {
- fs_dprintk (FS_DEBUG_IRQ, "Data tramsitted!\n");
+ fs_dprintk (FS_DEBUG_IRQ, "Data transmitted!\n");
process_txdone_queue (dev, &dev->tx_relq);
}
diff --git a/drivers/base/memory.c b/drivers/base/memory.c
index cb8347500ce2..e49028a60429 100644
--- a/drivers/base/memory.c
+++ b/drivers/base/memory.c
@@ -506,7 +506,7 @@ static ssize_t probe_store(struct device *dev, struct device_attribute *attr,
ret = lock_device_hotplug_sysfs();
if (ret)
- goto out;
+ return ret;
nid = memory_add_physaddr_to_nid(phys_addr);
ret = __add_memory(nid, phys_addr,
diff --git a/drivers/clocksource/Kconfig b/drivers/clocksource/Kconfig
index 171502a356aa..4b3d143f0f8a 100644
--- a/drivers/clocksource/Kconfig
+++ b/drivers/clocksource/Kconfig
@@ -145,6 +145,7 @@ config VT8500_TIMER
config NPCM7XX_TIMER
bool "NPCM7xx timer driver" if COMPILE_TEST
depends on HAS_IOMEM
+ select TIMER_OF
select CLKSRC_MMIO
help
Enable 24-bit TIMER0 and TIMER1 counters in the NPCM7xx architecture,
diff --git a/drivers/clocksource/arm_arch_timer.c b/drivers/clocksource/arm_arch_timer.c
index aa4ec53281ce..ea373cfbcecb 100644
--- a/drivers/clocksource/arm_arch_timer.c
+++ b/drivers/clocksource/arm_arch_timer.c
@@ -9,7 +9,7 @@
* published by the Free Software Foundation.
*/
-#define pr_fmt(fmt) "arm_arch_timer: " fmt
+#define pr_fmt(fmt) "arch_timer: " fmt
#include <linux/init.h>
#include <linux/kernel.h>
@@ -33,9 +33,6 @@
#include <clocksource/arm_arch_timer.h>
-#undef pr_fmt
-#define pr_fmt(fmt) "arch_timer: " fmt
-
#define CNTTIDR 0x08
#define CNTTIDR_VIRT(n) (BIT(1) << ((n) * 4))
diff --git a/drivers/clocksource/timer-oxnas-rps.c b/drivers/clocksource/timer-oxnas-rps.c
index eed6feff8b5f..30c6f4ce672b 100644
--- a/drivers/clocksource/timer-oxnas-rps.c
+++ b/drivers/clocksource/timer-oxnas-rps.c
@@ -296,4 +296,4 @@ err_alloc:
TIMER_OF_DECLARE(ox810se_rps,
"oxsemi,ox810se-rps-timer", oxnas_rps_timer_init);
TIMER_OF_DECLARE(ox820_rps,
- "oxsemi,ox820se-rps-timer", oxnas_rps_timer_init);
+ "oxsemi,ox820-rps-timer", oxnas_rps_timer_init);
diff --git a/drivers/clocksource/timer-ti-dm.c b/drivers/clocksource/timer-ti-dm.c
index 3352da6ed61f..ee8ec5a8cb16 100644
--- a/drivers/clocksource/timer-ti-dm.c
+++ b/drivers/clocksource/timer-ti-dm.c
@@ -585,34 +585,6 @@ static int omap_dm_timer_set_load(struct omap_dm_timer *timer, int autoreload,
return 0;
}
-/* Optimized set_load which removes costly spin wait in timer_start */
-static int omap_dm_timer_set_load_start(struct omap_dm_timer *timer,
- int autoreload, unsigned int load)
-{
- u32 l;
-
- if (unlikely(!timer))
- return -EINVAL;
-
- omap_dm_timer_enable(timer);
-
- l = omap_dm_timer_read_reg(timer, OMAP_TIMER_CTRL_REG);
- if (autoreload) {
- l |= OMAP_TIMER_CTRL_AR;
- omap_dm_timer_write_reg(timer, OMAP_TIMER_LOAD_REG, load);
- } else {
- l &= ~OMAP_TIMER_CTRL_AR;
- }
- l |= OMAP_TIMER_CTRL_ST;
-
- __omap_dm_timer_load_start(timer, l, load, timer->posted);
-
- /* Save the context */
- timer->context.tclr = l;
- timer->context.tldr = load;
- timer->context.tcrr = load;
- return 0;
-}
static int omap_dm_timer_set_match(struct omap_dm_timer *timer, int enable,
unsigned int match)
{
diff --git a/drivers/extcon/Kconfig b/drivers/extcon/Kconfig
index 8e17149655f0..540e8cd16ee6 100644
--- a/drivers/extcon/Kconfig
+++ b/drivers/extcon/Kconfig
@@ -116,7 +116,7 @@ config EXTCON_PALMAS
config EXTCON_PTN5150
tristate "NXP PTN5150 CC LOGIC USB EXTCON support"
- depends on I2C && GPIOLIB || COMPILE_TEST
+ depends on I2C && (GPIOLIB || COMPILE_TEST)
select REGMAP_I2C
help
Say Y here to enable support for USB peripheral and USB host
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 5d8b30fd4534..79fb302fb954 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3165,6 +3165,7 @@ static int amdgpu_device_recover_vram(struct amdgpu_device *adev)
/* No need to recover an evicted BO */
if (shadow->tbo.mem.mem_type != TTM_PL_TT ||
+ shadow->tbo.mem.start == AMDGPU_BO_INVALID_OFFSET ||
shadow->parent->tbo.mem.mem_type != TTM_PL_VRAM)
continue;
diff --git a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
index d0d966d6080a..1696644ec022 100644
--- a/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/mmhub_v1_0.c
@@ -182,6 +182,7 @@ static void mmhub_v1_0_init_cache_regs(struct amdgpu_device *adev)
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL3,
L2_CACHE_BIGK_FRAGMENT_SIZE, 6);
}
+ WREG32_SOC15(MMHUB, 0, mmVM_L2_CNTL3, tmp);
tmp = mmVM_L2_CNTL4_DEFAULT;
tmp = REG_SET_FIELD(tmp, VM_L2_CNTL4, VMC_TAP_PDE_REQUEST_PHYSICAL, 0);
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c
index c68fbd55db3c..a6cda201c964 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc.c
@@ -1377,6 +1377,11 @@ static enum surface_update_type det_surface_update(const struct dc *dc,
return UPDATE_TYPE_FULL;
}
+ if (u->surface->force_full_update) {
+ update_flags->bits.full_update = 1;
+ return UPDATE_TYPE_FULL;
+ }
+
type = get_plane_info_update_type(u);
elevate_update_type(&overall_type, type);
@@ -1802,6 +1807,14 @@ void dc_commit_updates_for_stream(struct dc *dc,
}
dc_resource_state_copy_construct(state, context);
+
+ for (i = 0; i < dc->res_pool->pipe_count; i++) {
+ struct pipe_ctx *new_pipe = &context->res_ctx.pipe_ctx[i];
+ struct pipe_ctx *old_pipe = &dc->current_state->res_ctx.pipe_ctx[i];
+
+ if (new_pipe->plane_state && new_pipe->plane_state != old_pipe->plane_state)
+ new_pipe->plane_state->force_full_update = true;
+ }
}
@@ -1838,6 +1851,12 @@ void dc_commit_updates_for_stream(struct dc *dc,
dc->current_state = context;
dc_release_state(old);
+ for (i = 0; i < dc->res_pool->pipe_count; i++) {
+ struct pipe_ctx *pipe_ctx = &context->res_ctx.pipe_ctx[i];
+
+ if (pipe_ctx->plane_state && pipe_ctx->stream == stream)
+ pipe_ctx->plane_state->force_full_update = false;
+ }
}
/*let's use current_state to update watermark etc*/
if (update_type >= UPDATE_TYPE_FULL)
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index 1a7fd6aa77eb..0515095574e7 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -503,6 +503,9 @@ struct dc_plane_state {
struct dc_plane_status status;
struct dc_context *ctx;
+ /* HACK: Workaround for forcing full reprogramming under some conditions */
+ bool force_full_update;
+
/* private to dc_surface.c */
enum dc_irq_source irq_source;
struct kref refcount;
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
index 4febf4ef7240..4fe3664fb495 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.c
@@ -190,6 +190,12 @@ static void submit_channel_request(
1,
0);
}
+
+ REG_UPDATE(AUX_INTERRUPT_CONTROL, AUX_SW_DONE_ACK, 1);
+
+ REG_WAIT(AUX_SW_STATUS, AUX_SW_DONE, 0,
+ 10, aux110->timeout_period/10);
+
/* set the delay and the number of bytes to write */
/* The length include
@@ -242,9 +248,6 @@ static void submit_channel_request(
}
}
- REG_UPDATE(AUX_INTERRUPT_CONTROL, AUX_SW_DONE_ACK, 1);
- REG_WAIT(AUX_SW_STATUS, AUX_SW_DONE, 0,
- 10, aux110->timeout_period/10);
REG_UPDATE(AUX_SW_CONTROL, AUX_SW_GO, 1);
}
diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.h b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.h
index d27f22c05e4b..e28ed6a00ff4 100644
--- a/drivers/gpu/drm/amd/display/dc/dce/dce_aux.h
+++ b/drivers/gpu/drm/amd/display/dc/dce/dce_aux.h
@@ -71,11 +71,11 @@ enum { /* This is the timeout as defined in DP 1.2a,
* at most within ~240usec. That means,
* increasing this timeout will not affect normal operation,
* and we'll timeout after
- * SW_AUX_TIMEOUT_PERIOD_MULTIPLIER * AUX_TIMEOUT_PERIOD = 1600usec.
+ * SW_AUX_TIMEOUT_PERIOD_MULTIPLIER * AUX_TIMEOUT_PERIOD = 2400usec.
* This timeout is especially important for
- * resume from S3 and CTS.
+ * converters, resume from S3, and CTS.
*/
- SW_AUX_TIMEOUT_PERIOD_MULTIPLIER = 4
+ SW_AUX_TIMEOUT_PERIOD_MULTIPLIER = 6
};
struct dce_aux {
diff --git a/drivers/gpu/drm/i915/intel_fbdev.c b/drivers/gpu/drm/i915/intel_fbdev.c
index e8f694b57b8a..376ffe842e26 100644
--- a/drivers/gpu/drm/i915/intel_fbdev.c
+++ b/drivers/gpu/drm/i915/intel_fbdev.c
@@ -338,8 +338,8 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper,
bool *enabled, int width, int height)
{
struct drm_i915_private *dev_priv = to_i915(fb_helper->dev);
+ unsigned long conn_configured, conn_seq, mask;
unsigned int count = min(fb_helper->connector_count, BITS_PER_LONG);
- unsigned long conn_configured, conn_seq;
int i, j;
bool *save_enabled;
bool fallback = true, ret = true;
@@ -357,9 +357,10 @@ static bool intel_fb_initial_config(struct drm_fb_helper *fb_helper,
drm_modeset_backoff(&ctx);
memcpy(save_enabled, enabled, count);
- conn_seq = GENMASK(count - 1, 0);
+ mask = GENMASK(count - 1, 0);
conn_configured = 0;
retry:
+ conn_seq = conn_configured;
for (i = 0; i < count; i++) {
struct drm_fb_helper_connector *fb_conn;
struct drm_connector *connector;
@@ -372,8 +373,7 @@ retry:
if (conn_configured & BIT(i))
continue;
- /* First pass, only consider tiled connectors */
- if (conn_seq == GENMASK(count - 1, 0) && !connector->has_tile)
+ if (conn_seq == 0 && !connector->has_tile)
continue;
if (connector->status == connector_status_connected)
@@ -477,10 +477,8 @@ retry:
conn_configured |= BIT(i);
}
- if (conn_configured != conn_seq) { /* repeat until no more are found */
- conn_seq = conn_configured;
+ if ((conn_configured & mask) != mask && conn_configured != conn_seq)
goto retry;
- }
/*
* If the BIOS didn't enable everything it could, fall back to have the
diff --git a/drivers/gpu/drm/tegra/hdmi.c b/drivers/gpu/drm/tegra/hdmi.c
index 47c55974756d..d23c4bfde790 100644
--- a/drivers/gpu/drm/tegra/hdmi.c
+++ b/drivers/gpu/drm/tegra/hdmi.c
@@ -1260,9 +1260,15 @@ static void tegra_hdmi_encoder_enable(struct drm_encoder *encoder)
hdmi->dvi = !tegra_output_is_hdmi(output);
if (!hdmi->dvi) {
- err = tegra_hdmi_setup_audio(hdmi);
- if (err < 0)
- hdmi->dvi = true;
+ /*
+ * Make sure that the audio format has been configured before
+ * enabling audio, otherwise we may try to divide by zero.
+ */
+ if (hdmi->format.sample_rate > 0) {
+ err = tegra_hdmi_setup_audio(hdmi);
+ if (err < 0)
+ hdmi->dvi = true;
+ }
}
if (hdmi->config->has_hda)
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index 3f56647cdb35..0fa5034b9f9e 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -876,8 +876,10 @@ static int ttm_bo_add_move_fence(struct ttm_buffer_object *bo,
reservation_object_add_shared_fence(bo->resv, fence);
ret = reservation_object_reserve_shared(bo->resv, 1);
- if (unlikely(ret))
+ if (unlikely(ret)) {
+ dma_fence_put(fence);
return ret;
+ }
dma_fence_put(bo->moving);
bo->moving = fence;
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c
index f841accc2c00..627f8dc91d0e 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c
@@ -730,9 +730,10 @@ static void ttm_put_pages(struct page **pages, unsigned npages, int flags,
}
#ifdef CONFIG_TRANSPARENT_HUGEPAGE
- if (!(flags & TTM_PAGE_FLAG_DMA32)) {
- for (j = 0; j < HPAGE_PMD_NR; ++j)
- if (p++ != pages[i + j])
+ if (!(flags & TTM_PAGE_FLAG_DMA32) &&
+ (npages - i) >= HPAGE_PMD_NR) {
+ for (j = 1; j < HPAGE_PMD_NR; ++j)
+ if (++p != pages[i + j])
break;
if (j == HPAGE_PMD_NR)
@@ -759,15 +760,15 @@ static void ttm_put_pages(struct page **pages, unsigned npages, int flags,
unsigned max_size, n2free;
spin_lock_irqsave(&huge->lock, irq_flags);
- while (i < npages) {
+ while ((npages - i) >= HPAGE_PMD_NR) {
struct page *p = pages[i];
unsigned j;
if (!p)
break;
- for (j = 0; j < HPAGE_PMD_NR; ++j)
- if (p++ != pages[i + j])
+ for (j = 1; j < HPAGE_PMD_NR; ++j)
+ if (++p != pages[i + j])
break;
if (j != HPAGE_PMD_NR)
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.c b/drivers/gpu/drm/virtio/virtgpu_drv.c
index b996ac1d4fcc..af92964b6889 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.c
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.c
@@ -205,10 +205,14 @@ static struct drm_driver driver = {
#if defined(CONFIG_DEBUG_FS)
.debugfs_init = virtio_gpu_debugfs_init,
#endif
+ .prime_handle_to_fd = drm_gem_prime_handle_to_fd,
+ .prime_fd_to_handle = drm_gem_prime_fd_to_handle,
.gem_prime_export = drm_gem_prime_export,
.gem_prime_import = drm_gem_prime_import,
.gem_prime_pin = virtgpu_gem_prime_pin,
.gem_prime_unpin = virtgpu_gem_prime_unpin,
+ .gem_prime_get_sg_table = virtgpu_gem_prime_get_sg_table,
+ .gem_prime_import_sg_table = virtgpu_gem_prime_import_sg_table,
.gem_prime_vmap = virtgpu_gem_prime_vmap,
.gem_prime_vunmap = virtgpu_gem_prime_vunmap,
.gem_prime_mmap = virtgpu_gem_prime_mmap,
diff --git a/drivers/gpu/drm/virtio/virtgpu_drv.h b/drivers/gpu/drm/virtio/virtgpu_drv.h
index 3238fdf58eb4..d577cb76f5ad 100644
--- a/drivers/gpu/drm/virtio/virtgpu_drv.h
+++ b/drivers/gpu/drm/virtio/virtgpu_drv.h
@@ -354,6 +354,10 @@ int virtio_gpu_object_wait(struct virtio_gpu_object *bo, bool no_wait);
/* virtgpu_prime.c */
int virtgpu_gem_prime_pin(struct drm_gem_object *obj);
void virtgpu_gem_prime_unpin(struct drm_gem_object *obj);
+struct sg_table *virtgpu_gem_prime_get_sg_table(struct drm_gem_object *obj);
+struct drm_gem_object *virtgpu_gem_prime_import_sg_table(
+ struct drm_device *dev, struct dma_buf_attachment *attach,
+ struct sg_table *sgt);
void *virtgpu_gem_prime_vmap(struct drm_gem_object *obj);
void virtgpu_gem_prime_vunmap(struct drm_gem_object *obj, void *vaddr);
int virtgpu_gem_prime_mmap(struct drm_gem_object *obj,
diff --git a/drivers/gpu/drm/virtio/virtgpu_prime.c b/drivers/gpu/drm/virtio/virtgpu_prime.c
index c59ec34c80a5..eb51a78e1199 100644
--- a/drivers/gpu/drm/virtio/virtgpu_prime.c
+++ b/drivers/gpu/drm/virtio/virtgpu_prime.c
@@ -39,6 +39,18 @@ void virtgpu_gem_prime_unpin(struct drm_gem_object *obj)
WARN_ONCE(1, "not implemented");
}
+struct sg_table *virtgpu_gem_prime_get_sg_table(struct drm_gem_object *obj)
+{
+ return ERR_PTR(-ENODEV);
+}
+
+struct drm_gem_object *virtgpu_gem_prime_import_sg_table(
+ struct drm_device *dev, struct dma_buf_attachment *attach,
+ struct sg_table *table)
+{
+ return ERR_PTR(-ENODEV);
+}
+
void *virtgpu_gem_prime_vmap(struct drm_gem_object *obj)
{
struct virtio_gpu_object *bo = gem_to_virtio_gpu_obj(obj);
diff --git a/drivers/gpu/host1x/hw/channel_hw.c b/drivers/gpu/host1x/hw/channel_hw.c
index 4030d64916f0..0c0eb43abf65 100644
--- a/drivers/gpu/host1x/hw/channel_hw.c
+++ b/drivers/gpu/host1x/hw/channel_hw.c
@@ -114,9 +114,13 @@ static inline void synchronize_syncpt_base(struct host1x_job *job)
static void host1x_channel_set_streamid(struct host1x_channel *channel)
{
-#if IS_ENABLED(CONFIG_IOMMU_API) && HOST1X_HW >= 6
+#if HOST1X_HW >= 6
+ u32 sid = 0x7f;
+#ifdef CONFIG_IOMMU_API
struct iommu_fwspec *spec = dev_iommu_fwspec_get(channel->dev->parent);
- u32 sid = spec ? spec->ids[0] & 0xffff : 0x7f;
+ if (spec)
+ sid = spec->ids[0] & 0xffff;
+#endif
host1x_ch_writel(channel, sid, HOST1X_CHANNEL_SMMU_STREAMID);
#endif
diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c
index 1fce0076e7dc..b607286a0bc8 100644
--- a/drivers/hid/hid-input.c
+++ b/drivers/hid/hid-input.c
@@ -680,6 +680,14 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
break;
}
+ if ((usage->hid & 0xf0) == 0xb0) { /* SC - Display */
+ switch (usage->hid & 0xf) {
+ case 0x05: map_key_clear(KEY_SWITCHVIDEOMODE); break;
+ default: goto ignore;
+ }
+ break;
+ }
+
/*
* Some lazy vendors declare 255 usages for System Control,
* leading to the creation of ABS_X|Y axis and too many others.
@@ -902,7 +910,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
case 0x06a: map_key_clear(KEY_GREEN); break;
case 0x06b: map_key_clear(KEY_BLUE); break;
case 0x06c: map_key_clear(KEY_YELLOW); break;
- case 0x06d: map_key_clear(KEY_ZOOM); break;
+ case 0x06d: map_key_clear(KEY_ASPECT_RATIO); break;
case 0x06f: map_key_clear(KEY_BRIGHTNESSUP); break;
case 0x070: map_key_clear(KEY_BRIGHTNESSDOWN); break;
@@ -911,6 +919,10 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
case 0x074: map_key_clear(KEY_BRIGHTNESS_MAX); break;
case 0x075: map_key_clear(KEY_BRIGHTNESS_AUTO); break;
+ case 0x079: map_key_clear(KEY_KBDILLUMUP); break;
+ case 0x07a: map_key_clear(KEY_KBDILLUMDOWN); break;
+ case 0x07c: map_key_clear(KEY_KBDILLUMTOGGLE); break;
+
case 0x082: map_key_clear(KEY_VIDEO_NEXT); break;
case 0x083: map_key_clear(KEY_LAST); break;
case 0x084: map_key_clear(KEY_ENTER); break;
@@ -1022,6 +1034,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
case 0x22d: map_key_clear(KEY_ZOOMIN); break;
case 0x22e: map_key_clear(KEY_ZOOMOUT); break;
case 0x22f: map_key_clear(KEY_ZOOMRESET); break;
+ case 0x232: map_key_clear(KEY_FULL_SCREEN); break;
case 0x233: map_key_clear(KEY_SCROLLUP); break;
case 0x234: map_key_clear(KEY_SCROLLDOWN); break;
case 0x238: /* AC Pan */
@@ -1045,6 +1058,8 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel
case 0x2cb: map_key_clear(KEY_KBDINPUTASSIST_ACCEPT); break;
case 0x2cc: map_key_clear(KEY_KBDINPUTASSIST_CANCEL); break;
+ case 0x29f: map_key_clear(KEY_SCALE); break;
+
default: map_key_clear(KEY_UNKNOWN);
}
break;
diff --git a/drivers/i3c/master.c b/drivers/i3c/master.c
index 2dc628d4f1ae..1412abcff010 100644
--- a/drivers/i3c/master.c
+++ b/drivers/i3c/master.c
@@ -1980,7 +1980,6 @@ of_i3c_master_add_i3c_boardinfo(struct i3c_master_controller *master,
{
struct i3c_dev_boardinfo *boardinfo;
struct device *dev = &master->dev;
- struct i3c_device_info info = { };
enum i3c_addr_slot_status addrstatus;
u32 init_dyn_addr = 0;
@@ -2012,8 +2011,8 @@ of_i3c_master_add_i3c_boardinfo(struct i3c_master_controller *master,
boardinfo->pid = ((u64)reg[1] << 32) | reg[2];
- if ((info.pid & GENMASK_ULL(63, 48)) ||
- I3C_PID_RND_LOWER_32BITS(info.pid))
+ if ((boardinfo->pid & GENMASK_ULL(63, 48)) ||
+ I3C_PID_RND_LOWER_32BITS(boardinfo->pid))
return -EINVAL;
boardinfo->init_dyn_addr = init_dyn_addr;
diff --git a/drivers/i3c/master/dw-i3c-master.c b/drivers/i3c/master/dw-i3c-master.c
index 59279224e07f..10c26ffaa8ef 100644
--- a/drivers/i3c/master/dw-i3c-master.c
+++ b/drivers/i3c/master/dw-i3c-master.c
@@ -300,7 +300,7 @@ to_dw_i3c_master(struct i3c_master_controller *master)
static void dw_i3c_master_disable(struct dw_i3c_master *master)
{
- writel(readl(master->regs + DEVICE_CTRL) & DEV_CTRL_ENABLE,
+ writel(readl(master->regs + DEVICE_CTRL) & ~DEV_CTRL_ENABLE,
master->regs + DEVICE_CTRL);
}
diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c
index 7096e577b23f..50f3ff386bea 100644
--- a/drivers/iio/accel/kxcjk-1013.c
+++ b/drivers/iio/accel/kxcjk-1013.c
@@ -1437,6 +1437,8 @@ static int kxcjk1013_resume(struct device *dev)
mutex_lock(&data->mutex);
ret = kxcjk1013_set_mode(data, OPERATION);
+ if (ret == 0)
+ ret = kxcjk1013_set_range(data, data->range);
mutex_unlock(&data->mutex);
return ret;
diff --git a/drivers/iio/adc/ad_sigma_delta.c b/drivers/iio/adc/ad_sigma_delta.c
index ff5f2da2e1b1..54d9978b2740 100644
--- a/drivers/iio/adc/ad_sigma_delta.c
+++ b/drivers/iio/adc/ad_sigma_delta.c
@@ -121,6 +121,7 @@ static int ad_sd_read_reg_raw(struct ad_sigma_delta *sigma_delta,
if (sigma_delta->info->has_registers) {
data[0] = reg << sigma_delta->info->addr_shift;
data[0] |= sigma_delta->info->read_mask;
+ data[0] |= sigma_delta->comm;
spi_message_add_tail(&t[0], &m);
}
spi_message_add_tail(&t[1], &m);
diff --git a/drivers/iio/adc/at91_adc.c b/drivers/iio/adc/at91_adc.c
index 75d2f73582a3..596841a3c4db 100644
--- a/drivers/iio/adc/at91_adc.c
+++ b/drivers/iio/adc/at91_adc.c
@@ -704,23 +704,29 @@ static int at91_adc_read_raw(struct iio_dev *idev,
ret = wait_event_interruptible_timeout(st->wq_data_avail,
st->done,
msecs_to_jiffies(1000));
- if (ret == 0)
- ret = -ETIMEDOUT;
- if (ret < 0) {
- mutex_unlock(&st->lock);
- return ret;
- }
-
- *val = st->last_value;
+ /* Disable interrupts, regardless if adc conversion was
+ * successful or not
+ */
at91_adc_writel(st, AT91_ADC_CHDR,
AT91_ADC_CH(chan->channel));
at91_adc_writel(st, AT91_ADC_IDR, BIT(chan->channel));
- st->last_value = 0;
- st->done = false;
+ if (ret > 0) {
+ /* a valid conversion took place */
+ *val = st->last_value;
+ st->last_value = 0;
+ st->done = false;
+ ret = IIO_VAL_INT;
+ } else if (ret == 0) {
+ /* conversion timeout */
+ dev_err(&idev->dev, "ADC Channel %d timeout.\n",
+ chan->channel);
+ ret = -ETIMEDOUT;
+ }
+
mutex_unlock(&st->lock);
- return IIO_VAL_INT;
+ return ret;
case IIO_CHAN_INFO_SCALE:
*val = st->vref_mv;
diff --git a/drivers/iio/adc/xilinx-xadc-core.c b/drivers/iio/adc/xilinx-xadc-core.c
index b13c61539d46..6401ca7a9a20 100644
--- a/drivers/iio/adc/xilinx-xadc-core.c
+++ b/drivers/iio/adc/xilinx-xadc-core.c
@@ -1292,6 +1292,7 @@ static int xadc_probe(struct platform_device *pdev)
err_free_irq:
free_irq(xadc->irq, indio_dev);
+ cancel_delayed_work_sync(&xadc->zynq_unmask_work);
err_clk_disable_unprepare:
clk_disable_unprepare(xadc->clk);
err_free_samplerate_trigger:
@@ -1321,8 +1322,8 @@ static int xadc_remove(struct platform_device *pdev)
iio_triggered_buffer_cleanup(indio_dev);
}
free_irq(xadc->irq, indio_dev);
+ cancel_delayed_work_sync(&xadc->zynq_unmask_work);
clk_disable_unprepare(xadc->clk);
- cancel_delayed_work(&xadc->zynq_unmask_work);
kfree(xadc->data);
kfree(indio_dev->channels);
diff --git a/drivers/iio/chemical/Kconfig b/drivers/iio/chemical/Kconfig
index d5d146e9e372..92c684d2b67e 100644
--- a/drivers/iio/chemical/Kconfig
+++ b/drivers/iio/chemical/Kconfig
@@ -64,6 +64,7 @@ config IAQCORE
config PMS7003
tristate "Plantower PMS7003 particulate matter sensor"
depends on SERIAL_DEV_BUS
+ select IIO_TRIGGERED_BUFFER
help
Say Y here to build support for the Plantower PMS7003 particulate
matter sensor.
@@ -71,6 +72,19 @@ config PMS7003
To compile this driver as a module, choose M here: the module will
be called pms7003.
+config SENSIRION_SGP30
+ tristate "Sensirion SGPxx gas sensors"
+ depends on I2C
+ select CRC8
+ help
+ Say Y here to build I2C interface support for the following
+ Sensirion SGP gas sensors:
+ * SGP30 gas sensor
+ * SGPC3 low power gas sensor
+
+ To compile this driver as module, choose M here: the
+ module will be called sgp30.
+
config SPS30
tristate "SPS30 particulate matter sensor"
depends on I2C
diff --git a/drivers/iio/chemical/bme680.h b/drivers/iio/chemical/bme680.h
index 0ae89b87e2d6..4edc5d21cb9f 100644
--- a/drivers/iio/chemical/bme680.h
+++ b/drivers/iio/chemical/bme680.h
@@ -2,11 +2,9 @@
#ifndef BME680_H_
#define BME680_H_
-#define BME680_REG_CHIP_I2C_ID 0xD0
-#define BME680_REG_CHIP_SPI_ID 0x50
+#define BME680_REG_CHIP_ID 0xD0
#define BME680_CHIP_ID_VAL 0x61
-#define BME680_REG_SOFT_RESET_I2C 0xE0
-#define BME680_REG_SOFT_RESET_SPI 0x60
+#define BME680_REG_SOFT_RESET 0xE0
#define BME680_CMD_SOFTRESET 0xB6
#define BME680_REG_STATUS 0x73
#define BME680_SPI_MEM_PAGE_BIT BIT(4)
diff --git a/drivers/iio/chemical/bme680_core.c b/drivers/iio/chemical/bme680_core.c
index 70c1fe4366f4..ccde4c65ff93 100644
--- a/drivers/iio/chemical/bme680_core.c
+++ b/drivers/iio/chemical/bme680_core.c
@@ -63,9 +63,23 @@ struct bme680_data {
s32 t_fine;
};
+static const struct regmap_range bme680_volatile_ranges[] = {
+ regmap_reg_range(BME680_REG_MEAS_STAT_0, BME680_REG_GAS_R_LSB),
+ regmap_reg_range(BME680_REG_STATUS, BME680_REG_STATUS),
+ regmap_reg_range(BME680_T2_LSB_REG, BME680_GH3_REG),
+};
+
+static const struct regmap_access_table bme680_volatile_table = {
+ .yes_ranges = bme680_volatile_ranges,
+ .n_yes_ranges = ARRAY_SIZE(bme680_volatile_ranges),
+};
+
const struct regmap_config bme680_regmap_config = {
.reg_bits = 8,
.val_bits = 8,
+ .max_register = 0xef,
+ .volatile_table = &bme680_volatile_table,
+ .cache_type = REGCACHE_RBTREE,
};
EXPORT_SYMBOL(bme680_regmap_config);
@@ -316,6 +330,10 @@ static s16 bme680_compensate_temp(struct bme680_data *data,
s64 var1, var2, var3;
s16 calc_temp;
+ /* If the calibration is invalid, attempt to reload it */
+ if (!calib->par_t2)
+ bme680_read_calib(data, calib);
+
var1 = (adc_temp >> 3) - (calib->par_t1 << 1);
var2 = (var1 * calib->par_t2) >> 11;
var3 = ((var1 >> 1) * (var1 >> 1)) >> 12;
@@ -583,8 +601,7 @@ static int bme680_gas_config(struct bme680_data *data)
return ret;
}
-static int bme680_read_temp(struct bme680_data *data,
- int *val, int *val2)
+static int bme680_read_temp(struct bme680_data *data, int *val)
{
struct device *dev = regmap_get_device(data->regmap);
int ret;
@@ -617,10 +634,9 @@ static int bme680_read_temp(struct bme680_data *data,
* compensate_press/compensate_humid to get compensated
* pressure/humidity readings.
*/
- if (val && val2) {
- *val = comp_temp;
- *val2 = 100;
- return IIO_VAL_FRACTIONAL;
+ if (val) {
+ *val = comp_temp * 10; /* Centidegrees to millidegrees */
+ return IIO_VAL_INT;
}
return ret;
@@ -635,7 +651,7 @@ static int bme680_read_press(struct bme680_data *data,
s32 adc_press;
/* Read and compensate temperature to get a reading of t_fine */
- ret = bme680_read_temp(data, NULL, NULL);
+ ret = bme680_read_temp(data, NULL);
if (ret < 0)
return ret;
@@ -668,7 +684,7 @@ static int bme680_read_humid(struct bme680_data *data,
u32 comp_humidity;
/* Read and compensate temperature to get a reading of t_fine */
- ret = bme680_read_temp(data, NULL, NULL);
+ ret = bme680_read_temp(data, NULL);
if (ret < 0)
return ret;
@@ -761,7 +777,7 @@ static int bme680_read_raw(struct iio_dev *indio_dev,
case IIO_CHAN_INFO_PROCESSED:
switch (chan->type) {
case IIO_TEMP:
- return bme680_read_temp(data, val, val2);
+ return bme680_read_temp(data, val);
case IIO_PRESSURE:
return bme680_read_press(data, val, val2);
case IIO_HUMIDITYRELATIVE:
@@ -867,8 +883,28 @@ int bme680_core_probe(struct device *dev, struct regmap *regmap,
{
struct iio_dev *indio_dev;
struct bme680_data *data;
+ unsigned int val;
int ret;
+ ret = regmap_write(regmap, BME680_REG_SOFT_RESET,
+ BME680_CMD_SOFTRESET);
+ if (ret < 0) {
+ dev_err(dev, "Failed to reset chip\n");
+ return ret;
+ }
+
+ ret = regmap_read(regmap, BME680_REG_CHIP_ID, &val);
+ if (ret < 0) {
+ dev_err(dev, "Error reading chip ID\n");
+ return ret;
+ }
+
+ if (val != BME680_CHIP_ID_VAL) {
+ dev_err(dev, "Wrong chip ID, got %x expected %x\n",
+ val, BME680_CHIP_ID_VAL);
+ return -ENODEV;
+ }
+
indio_dev = devm_iio_device_alloc(dev, sizeof(*data));
if (!indio_dev)
return -ENOMEM;
diff --git a/drivers/iio/chemical/bme680_i2c.c b/drivers/iio/chemical/bme680_i2c.c
index b2f805b6b36a..de9c9e3d23ea 100644
--- a/drivers/iio/chemical/bme680_i2c.c
+++ b/drivers/iio/chemical/bme680_i2c.c
@@ -23,8 +23,6 @@ static int bme680_i2c_probe(struct i2c_client *client,
{
struct regmap *regmap;
const char *name = NULL;
- unsigned int val;
- int ret;
regmap = devm_regmap_init_i2c(client, &bme680_regmap_config);
if (IS_ERR(regmap)) {
@@ -33,25 +31,6 @@ static int bme680_i2c_probe(struct i2c_client *client,
return PTR_ERR(regmap);
}
- ret = regmap_write(regmap, BME680_REG_SOFT_RESET_I2C,
- BME680_CMD_SOFTRESET);
- if (ret < 0) {
- dev_err(&client->dev, "Failed to reset chip\n");
- return ret;
- }
-
- ret = regmap_read(regmap, BME680_REG_CHIP_I2C_ID, &val);
- if (ret < 0) {
- dev_err(&client->dev, "Error reading I2C chip ID\n");
- return ret;
- }
-
- if (val != BME680_CHIP_ID_VAL) {
- dev_err(&client->dev, "Wrong chip ID, got %x expected %x\n",
- val, BME680_CHIP_ID_VAL);
- return -ENODEV;
- }
-
if (id)
name = id->name;
diff --git a/drivers/iio/chemical/bme680_spi.c b/drivers/iio/chemical/bme680_spi.c
index d0b7bdd3f066..3b838068a7e4 100644
--- a/drivers/iio/chemical/bme680_spi.c
+++ b/drivers/iio/chemical/bme680_spi.c
@@ -12,28 +12,93 @@
#include "bme680.h"
+struct bme680_spi_bus_context {
+ struct spi_device *spi;
+ u8 current_page;
+};
+
+/*
+ * In SPI mode there are only 7 address bits, a "page" register determines
+ * which part of the 8-bit range is active. This function looks at the address
+ * and writes the page selection bit if needed
+ */
+static int bme680_regmap_spi_select_page(
+ struct bme680_spi_bus_context *ctx, u8 reg)
+{
+ struct spi_device *spi = ctx->spi;
+ int ret;
+ u8 buf[2];
+ u8 page = (reg & 0x80) ? 0 : 1; /* Page "1" is low range */
+
+ if (page == ctx->current_page)
+ return 0;
+
+ /*
+ * Data sheet claims we're only allowed to change bit 4, so we must do
+ * a read-modify-write on each and every page select
+ */
+ buf[0] = BME680_REG_STATUS;
+ ret = spi_write_then_read(spi, buf, 1, buf + 1, 1);
+ if (ret < 0) {
+ dev_err(&spi->dev, "failed to set page %u\n", page);
+ return ret;
+ }
+
+ buf[0] = BME680_REG_STATUS;
+ if (page)
+ buf[1] |= BME680_SPI_MEM_PAGE_BIT;
+ else
+ buf[1] &= ~BME680_SPI_MEM_PAGE_BIT;
+
+ ret = spi_write(spi, buf, 2);
+ if (ret < 0) {
+ dev_err(&spi->dev, "failed to set page %u\n", page);
+ return ret;
+ }
+
+ ctx->current_page = page;
+
+ return 0;
+}
+
static int bme680_regmap_spi_write(void *context, const void *data,
size_t count)
{
- struct spi_device *spi = context;
+ struct bme680_spi_bus_context *ctx = context;
+ struct spi_device *spi = ctx->spi;
+ int ret;
u8 buf[2];
memcpy(buf, data, 2);
+
+ ret = bme680_regmap_spi_select_page(ctx, buf[0]);
+ if (ret)
+ return ret;
+
/*
* The SPI register address (= full register address without bit 7)
* and the write command (bit7 = RW = '0')
*/
buf[0] &= ~0x80;
- return spi_write_then_read(spi, buf, 2, NULL, 0);
+ return spi_write(spi, buf, 2);
}
static int bme680_regmap_spi_read(void *context, const void *reg,
size_t reg_size, void *val, size_t val_size)
{
- struct spi_device *spi = context;
+ struct bme680_spi_bus_context *ctx = context;
+ struct spi_device *spi = ctx->spi;
+ int ret;
+ u8 addr = *(const u8 *)reg;
+
+ ret = bme680_regmap_spi_select_page(ctx, addr);
+ if (ret)
+ return ret;
- return spi_write_then_read(spi, reg, reg_size, val, val_size);
+ addr |= 0x80; /* bit7 = RW = '1' */
+
+ return spi_write_then_read(spi, &addr, 1, val, val_size);
}
static struct regmap_bus bme680_regmap_bus = {
@@ -46,8 +111,8 @@ static struct regmap_bus bme680_regmap_bus = {
static int bme680_spi_probe(struct spi_device *spi)
{
const struct spi_device_id *id = spi_get_device_id(spi);
+ struct bme680_spi_bus_context *bus_context;
struct regmap *regmap;
- unsigned int val;
int ret;
spi->bits_per_word = 8;
@@ -57,45 +122,21 @@ static int bme680_spi_probe(struct spi_device *spi)
return ret;
}
+ bus_context = devm_kzalloc(&spi->dev, sizeof(*bus_context), GFP_KERNEL);
+ if (!bus_context)
+ return -ENOMEM;
+
+ bus_context->spi = spi;
+ bus_context->current_page = 0xff; /* Undefined on warm boot */
+
regmap = devm_regmap_init(&spi->dev, &bme680_regmap_bus,
- &spi->dev, &bme680_regmap_config);
+ bus_context, &bme680_regmap_config);
if (IS_ERR(regmap)) {
dev_err(&spi->dev, "Failed to register spi regmap %d\n",
(int)PTR_ERR(regmap));
return PTR_ERR(regmap);
}
- ret = regmap_write(regmap, BME680_REG_SOFT_RESET_SPI,
- BME680_CMD_SOFTRESET);
- if (ret < 0) {
- dev_err(&spi->dev, "Failed to reset chip\n");
- return ret;
- }
-
- /* after power-on reset, Page 0(0x80-0xFF) of spi_mem_page is active */
- ret = regmap_read(regmap, BME680_REG_CHIP_SPI_ID, &val);
- if (ret < 0) {
- dev_err(&spi->dev, "Error reading SPI chip ID\n");
- return ret;
- }
-
- if (val != BME680_CHIP_ID_VAL) {
- dev_err(&spi->dev, "Wrong chip ID, got %x expected %x\n",
- val, BME680_CHIP_ID_VAL);
- return -ENODEV;
- }
- /*
- * select Page 1 of spi_mem_page to enable access to
- * to registers from address 0x00 to 0x7F.
- */
- ret = regmap_write_bits(regmap, BME680_REG_STATUS,
- BME680_SPI_MEM_PAGE_BIT,
- BME680_SPI_MEM_PAGE_1_VAL);
- if (ret < 0) {
- dev_err(&spi->dev, "failed to set page 1 of spi_mem_page\n");
- return ret;
- }
-
return bme680_core_probe(&spi->dev, regmap, id->name);
}
diff --git a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c
index 89cb0066a6e0..8d76afb87d87 100644
--- a/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c
+++ b/drivers/iio/common/cros_ec_sensors/cros_ec_sensors.c
@@ -103,9 +103,10 @@ static int cros_ec_sensors_read(struct iio_dev *indio_dev,
* Do not use IIO_DEGREE_TO_RAD to avoid precision
* loss. Round to the nearest integer.
*/
- *val = div_s64(val64 * 314159 + 9000000ULL, 1000);
- *val2 = 18000 << (CROS_EC_SENSOR_BITS - 1);
- ret = IIO_VAL_FRACTIONAL;
+ *val = 0;
+ *val2 = div_s64(val64 * 3141592653ULL,
+ 180 << (CROS_EC_SENSOR_BITS - 1));
+ ret = IIO_VAL_INT_PLUS_NANO;
break;
case MOTIONSENSE_TYPE_MAG:
/*
diff --git a/drivers/iio/dac/mcp4725.c b/drivers/iio/dac/mcp4725.c
index 6d71fd905e29..c701a45469f6 100644
--- a/drivers/iio/dac/mcp4725.c
+++ b/drivers/iio/dac/mcp4725.c
@@ -92,6 +92,7 @@ static ssize_t mcp4725_store_eeprom(struct device *dev,
inoutbuf[0] = 0x60; /* write EEPROM */
inoutbuf[0] |= data->ref_mode << 3;
+ inoutbuf[0] |= data->powerdown ? ((data->powerdown_mode + 1) << 1) : 0;
inoutbuf[1] = data->dac_value >> 4;
inoutbuf[2] = (data->dac_value & 0xf) << 4;
diff --git a/drivers/iio/gyro/bmg160_core.c b/drivers/iio/gyro/bmg160_core.c
index 63ca31628a93..92c07ab826eb 100644
--- a/drivers/iio/gyro/bmg160_core.c
+++ b/drivers/iio/gyro/bmg160_core.c
@@ -582,11 +582,10 @@ static int bmg160_read_raw(struct iio_dev *indio_dev,
case IIO_CHAN_INFO_LOW_PASS_FILTER_3DB_FREQUENCY:
return bmg160_get_filter(data, val);
case IIO_CHAN_INFO_SCALE:
- *val = 0;
switch (chan->type) {
case IIO_TEMP:
- *val2 = 500000;
- return IIO_VAL_INT_PLUS_MICRO;
+ *val = 500;
+ return IIO_VAL_INT;
case IIO_ANGL_VEL:
{
int i;
@@ -594,6 +593,7 @@ static int bmg160_read_raw(struct iio_dev *indio_dev,
for (i = 0; i < ARRAY_SIZE(bmg160_scale_table); ++i) {
if (bmg160_scale_table[i].dps_range ==
data->dps_range) {
+ *val = 0;
*val2 = bmg160_scale_table[i].scale;
return IIO_VAL_INT_PLUS_MICRO;
}
diff --git a/drivers/iio/gyro/mpu3050-core.c b/drivers/iio/gyro/mpu3050-core.c
index 77fac81a3adc..5ddebede31a6 100644
--- a/drivers/iio/gyro/mpu3050-core.c
+++ b/drivers/iio/gyro/mpu3050-core.c
@@ -29,7 +29,8 @@
#include "mpu3050.h"
-#define MPU3050_CHIP_ID 0x69
+#define MPU3050_CHIP_ID 0x68
+#define MPU3050_CHIP_ID_MASK 0x7E
/*
* Register map: anything suffixed *_H is a big-endian high byte and always
@@ -1176,8 +1177,9 @@ int mpu3050_common_probe(struct device *dev,
goto err_power_down;
}
- if (val != MPU3050_CHIP_ID) {
- dev_err(dev, "unsupported chip id %02x\n", (u8)val);
+ if ((val & MPU3050_CHIP_ID_MASK) != MPU3050_CHIP_ID) {
+ dev_err(dev, "unsupported chip id %02x\n",
+ (u8)(val & MPU3050_CHIP_ID_MASK));
ret = -ENODEV;
goto err_power_down;
}
diff --git a/drivers/iio/industrialio-buffer.c b/drivers/iio/industrialio-buffer.c
index cd5bfe39591b..dadd921a4a30 100644
--- a/drivers/iio/industrialio-buffer.c
+++ b/drivers/iio/industrialio-buffer.c
@@ -320,9 +320,8 @@ static int iio_scan_mask_set(struct iio_dev *indio_dev,
const unsigned long *mask;
unsigned long *trialmask;
- trialmask = kmalloc_array(BITS_TO_LONGS(indio_dev->masklength),
- sizeof(*trialmask),
- GFP_KERNEL);
+ trialmask = kcalloc(BITS_TO_LONGS(indio_dev->masklength),
+ sizeof(*trialmask), GFP_KERNEL);
if (trialmask == NULL)
return -ENOMEM;
if (!indio_dev->masklength) {
diff --git a/drivers/iio/industrialio-core.c b/drivers/iio/industrialio-core.c
index 4700fd5d8c90..9c4d92115504 100644
--- a/drivers/iio/industrialio-core.c
+++ b/drivers/iio/industrialio-core.c
@@ -1743,10 +1743,10 @@ EXPORT_SYMBOL(__iio_device_register);
**/
void iio_device_unregister(struct iio_dev *indio_dev)
{
- mutex_lock(&indio_dev->info_exist_lock);
-
cdev_device_del(&indio_dev->chrdev, &indio_dev->dev);
+ mutex_lock(&indio_dev->info_exist_lock);
+
iio_device_unregister_debugfs(indio_dev);
iio_disable_all_buffers(indio_dev);
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index 70b7d80431a9..f2e7ffe6fc54 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -993,6 +993,8 @@ void uverbs_user_mmap_disassociate(struct ib_uverbs_file *ufile)
* will only be one mm, so no big deal.
*/
down_write(&mm->mmap_sem);
+ if (!mmget_still_valid(mm))
+ goto skip_mm;
mutex_lock(&ufile->umap_lock);
list_for_each_entry_safe (priv, next_priv, &ufile->umaps,
list) {
@@ -1007,6 +1009,7 @@ void uverbs_user_mmap_disassociate(struct ib_uverbs_file *ufile)
vma->vm_flags &= ~(VM_SHARED | VM_MAYSHARE);
}
mutex_unlock(&ufile->umap_lock);
+ skip_mm:
up_write(&mm->mmap_sem);
mmput(mm);
}
diff --git a/drivers/input/keyboard/snvs_pwrkey.c b/drivers/input/keyboard/snvs_pwrkey.c
index effb63205d3d..4c67cf30a5d9 100644
--- a/drivers/input/keyboard/snvs_pwrkey.c
+++ b/drivers/input/keyboard/snvs_pwrkey.c
@@ -148,6 +148,9 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev)
return error;
}
+ pdata->input = input;
+ platform_set_drvdata(pdev, pdata);
+
error = devm_request_irq(&pdev->dev, pdata->irq,
imx_snvs_pwrkey_interrupt,
0, pdev->name, pdev);
@@ -163,9 +166,6 @@ static int imx_snvs_pwrkey_probe(struct platform_device *pdev)
return error;
}
- pdata->input = input;
- platform_set_drvdata(pdev, pdata);
-
device_init_wakeup(&pdev->dev, pdata->wakeup);
return 0;
diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c
index 628ef617bb2f..f9525d6f0bfe 100644
--- a/drivers/input/mouse/elan_i2c_core.c
+++ b/drivers/input/mouse/elan_i2c_core.c
@@ -1339,21 +1339,46 @@ static const struct acpi_device_id elan_acpi_id[] = {
{ "ELAN0600", 0 },
{ "ELAN0601", 0 },
{ "ELAN0602", 0 },
+ { "ELAN0603", 0 },
+ { "ELAN0604", 0 },
{ "ELAN0605", 0 },
+ { "ELAN0606", 0 },
+ { "ELAN0607", 0 },
{ "ELAN0608", 0 },
{ "ELAN0609", 0 },
{ "ELAN060B", 0 },
{ "ELAN060C", 0 },
+ { "ELAN060F", 0 },
+ { "ELAN0610", 0 },
{ "ELAN0611", 0 },
{ "ELAN0612", 0 },
+ { "ELAN0615", 0 },
+ { "ELAN0616", 0 },
{ "ELAN0617", 0 },
{ "ELAN0618", 0 },
+ { "ELAN0619", 0 },
+ { "ELAN061A", 0 },
+ { "ELAN061B", 0 },
{ "ELAN061C", 0 },
{ "ELAN061D", 0 },
{ "ELAN061E", 0 },
+ { "ELAN061F", 0 },
{ "ELAN0620", 0 },
{ "ELAN0621", 0 },
{ "ELAN0622", 0 },
+ { "ELAN0623", 0 },
+ { "ELAN0624", 0 },
+ { "ELAN0625", 0 },
+ { "ELAN0626", 0 },
+ { "ELAN0627", 0 },
+ { "ELAN0628", 0 },
+ { "ELAN0629", 0 },
+ { "ELAN062A", 0 },
+ { "ELAN062B", 0 },
+ { "ELAN062C", 0 },
+ { "ELAN062D", 0 },
+ { "ELAN0631", 0 },
+ { "ELAN0632", 0 },
{ "ELAN1000", 0 },
{ }
};
diff --git a/drivers/irqchip/irq-ath79-misc.c b/drivers/irqchip/irq-ath79-misc.c
index aa7290784636..0390603170b4 100644
--- a/drivers/irqchip/irq-ath79-misc.c
+++ b/drivers/irqchip/irq-ath79-misc.c
@@ -22,6 +22,15 @@
#define AR71XX_RESET_REG_MISC_INT_ENABLE 4
#define ATH79_MISC_IRQ_COUNT 32
+#define ATH79_MISC_PERF_IRQ 5
+
+static int ath79_perfcount_irq;
+
+int get_c0_perfcount_int(void)
+{
+ return ath79_perfcount_irq;
+}
+EXPORT_SYMBOL_GPL(get_c0_perfcount_int);
static void ath79_misc_irq_handler(struct irq_desc *desc)
{
@@ -113,6 +122,8 @@ static void __init ath79_misc_intc_domain_init(
{
void __iomem *base = domain->host_data;
+ ath79_perfcount_irq = irq_create_mapping(domain, ATH79_MISC_PERF_IRQ);
+
/* Disable and clear all interrupts */
__raw_writel(0, base + AR71XX_RESET_REG_MISC_INT_ENABLE);
__raw_writel(0, base + AR71XX_RESET_REG_MISC_INT_STATUS);
diff --git a/drivers/misc/fastrpc.c b/drivers/misc/fastrpc.c
index 39f832d27288..36d0d5c9cfba 100644
--- a/drivers/misc/fastrpc.c
+++ b/drivers/misc/fastrpc.c
@@ -1184,6 +1184,7 @@ static int fastrpc_cb_probe(struct platform_device *pdev)
struct fastrpc_session_ctx *sess;
struct device *dev = &pdev->dev;
int i, sessions = 0;
+ int rc;
cctx = dev_get_drvdata(dev->parent);
if (!cctx)
@@ -1213,7 +1214,11 @@ static int fastrpc_cb_probe(struct platform_device *pdev)
}
cctx->sesscount++;
spin_unlock(&cctx->lock);
- dma_set_mask(dev, DMA_BIT_MASK(32));
+ rc = dma_set_mask(dev, DMA_BIT_MASK(32));
+ if (rc) {
+ dev_err(dev, "32-bit DMA enable failed\n");
+ return rc;
+ }
return 0;
}
diff --git a/drivers/misc/habanalabs/goya/goya.c b/drivers/misc/habanalabs/goya/goya.c
index ea979ebd62fb..3c509e19d69d 100644
--- a/drivers/misc/habanalabs/goya/goya.c
+++ b/drivers/misc/habanalabs/goya/goya.c
@@ -1688,12 +1688,11 @@ static void goya_init_golden_registers(struct hl_device *hdev)
/*
* Workaround for H2 #HW-23 bug
- * Set DMA max outstanding read requests to 240 on DMA CH 1. Set it
- * to 16 on KMD DMA
- * We need to limit only these DMAs because the user can only read
+ * Set DMA max outstanding read requests to 240 on DMA CH 1.
+ * This limitation is still large enough to not affect Gen4 bandwidth.
+ * We need to only limit that DMA channel because the user can only read
* from Host using DMA CH 1
*/
- WREG32(mmDMA_CH_0_CFG0, 0x0fff0010);
WREG32(mmDMA_CH_1_CFG0, 0x0fff00F0);
goya->hw_cap_initialized |= HW_CAP_GOLDEN;
@@ -3693,7 +3692,7 @@ static int goya_validate_dma_pkt_mmu(struct hl_device *hdev,
* WA for HW-23.
* We can't allow user to read from Host using QMANs other than 1.
*/
- if (parser->hw_queue_id > GOYA_QUEUE_ID_DMA_1 &&
+ if (parser->hw_queue_id != GOYA_QUEUE_ID_DMA_1 &&
hl_mem_area_inside_range(le64_to_cpu(user_dma_pkt->src_addr),
le32_to_cpu(user_dma_pkt->tsize),
hdev->asic_prop.va_space_host_start_address,
diff --git a/drivers/net/ethernet/atheros/atlx/atl1.c b/drivers/net/ethernet/atheros/atlx/atl1.c
index 9e07b469066a..156fbc5601ca 100644
--- a/drivers/net/ethernet/atheros/atlx/atl1.c
+++ b/drivers/net/ethernet/atheros/atlx/atl1.c
@@ -1721,7 +1721,7 @@ static void atl1_inc_smb(struct atl1_adapter *adapter)
adapter->soft_stats.scc += smb->tx_1_col;
adapter->soft_stats.mcc += smb->tx_2_col;
adapter->soft_stats.latecol += smb->tx_late_col;
- adapter->soft_stats.tx_underun += smb->tx_underrun;
+ adapter->soft_stats.tx_underrun += smb->tx_underrun;
adapter->soft_stats.tx_trunc += smb->tx_trunc;
adapter->soft_stats.tx_pause += smb->tx_pause;
@@ -3179,7 +3179,7 @@ static struct atl1_stats atl1_gstrings_stats[] = {
{"tx_deferred_ok", ATL1_STAT(soft_stats.deffer)},
{"tx_single_coll_ok", ATL1_STAT(soft_stats.scc)},
{"tx_multi_coll_ok", ATL1_STAT(soft_stats.mcc)},
- {"tx_underun", ATL1_STAT(soft_stats.tx_underun)},
+ {"tx_underrun", ATL1_STAT(soft_stats.tx_underrun)},
{"tx_trunc", ATL1_STAT(soft_stats.tx_trunc)},
{"tx_pause", ATL1_STAT(soft_stats.tx_pause)},
{"rx_pause", ATL1_STAT(soft_stats.rx_pause)},
diff --git a/drivers/net/ethernet/atheros/atlx/atl1.h b/drivers/net/ethernet/atheros/atlx/atl1.h
index 34a58cd846a0..eacff19ea05b 100644
--- a/drivers/net/ethernet/atheros/atlx/atl1.h
+++ b/drivers/net/ethernet/atheros/atlx/atl1.h
@@ -681,7 +681,7 @@ struct atl1_sft_stats {
u64 scc; /* packets TX after a single collision */
u64 mcc; /* packets TX after multiple collisions */
u64 latecol; /* TX packets w/ late collisions */
- u64 tx_underun; /* TX packets aborted due to TX FIFO underrun
+ u64 tx_underrun; /* TX packets aborted due to TX FIFO underrun
* or TRD FIFO underrun */
u64 tx_trunc; /* TX packets truncated due to size > MTU */
u64 rx_pause; /* num Pause packets received. */
diff --git a/drivers/net/ethernet/atheros/atlx/atl2.c b/drivers/net/ethernet/atheros/atlx/atl2.c
index d99317b3d891..98da0fa27192 100644
--- a/drivers/net/ethernet/atheros/atlx/atl2.c
+++ b/drivers/net/ethernet/atheros/atlx/atl2.c
@@ -553,7 +553,7 @@ static void atl2_intr_tx(struct atl2_adapter *adapter)
netdev->stats.tx_aborted_errors++;
if (txs->late_col)
netdev->stats.tx_window_errors++;
- if (txs->underun)
+ if (txs->underrun)
netdev->stats.tx_fifo_errors++;
} while (1);
diff --git a/drivers/net/ethernet/atheros/atlx/atl2.h b/drivers/net/ethernet/atheros/atlx/atl2.h
index c64a6bdfa7ae..25ec84cb4853 100644
--- a/drivers/net/ethernet/atheros/atlx/atl2.h
+++ b/drivers/net/ethernet/atheros/atlx/atl2.h
@@ -260,7 +260,7 @@ struct tx_pkt_status {
unsigned multi_col:1;
unsigned late_col:1;
unsigned abort_col:1;
- unsigned underun:1; /* current packet is aborted
+ unsigned underrun:1; /* current packet is aborted
* due to txram underrun */
unsigned:3; /* reserved */
unsigned update:1; /* always 1'b1 in tx_status_buf */
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
index c3d4efbf60ba..399957104f9d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.c
@@ -33,6 +33,26 @@
#include <linux/bpf_trace.h>
#include "en/xdp.h"
+int mlx5e_xdp_max_mtu(struct mlx5e_params *params)
+{
+ int hr = NET_IP_ALIGN + XDP_PACKET_HEADROOM;
+
+ /* Let S := SKB_DATA_ALIGN(sizeof(struct skb_shared_info)).
+ * The condition checked in mlx5e_rx_is_linear_skb is:
+ * SKB_DATA_ALIGN(sw_mtu + hard_mtu + hr) + S <= PAGE_SIZE (1)
+ * (Note that hw_mtu == sw_mtu + hard_mtu.)
+ * What is returned from this function is:
+ * max_mtu = PAGE_SIZE - S - hr - hard_mtu (2)
+ * After assigning sw_mtu := max_mtu, the left side of (1) turns to
+ * SKB_DATA_ALIGN(PAGE_SIZE - S) + S, which is equal to PAGE_SIZE,
+ * because both PAGE_SIZE and S are already aligned. Any number greater
+ * than max_mtu would make the left side of (1) greater than PAGE_SIZE,
+ * so max_mtu is the maximum MTU allowed.
+ */
+
+ return MLX5E_HW2SW_MTU(params, SKB_MAX_HEAD(hr));
+}
+
static inline bool
mlx5e_xmit_xdp_buff(struct mlx5e_xdpsq *sq, struct mlx5e_dma_info *di,
struct xdp_buff *xdp)
@@ -310,9 +330,9 @@ bool mlx5e_poll_xdpsq_cq(struct mlx5e_cq *cq, struct mlx5e_rq *rq)
mlx5e_xdpi_fifo_pop(xdpi_fifo);
if (is_redirect) {
- xdp_return_frame(xdpi.xdpf);
dma_unmap_single(sq->pdev, xdpi.dma_addr,
xdpi.xdpf->len, DMA_TO_DEVICE);
+ xdp_return_frame(xdpi.xdpf);
} else {
/* Recycle RX page */
mlx5e_page_release(rq, &xdpi.di, true);
@@ -351,9 +371,9 @@ void mlx5e_free_xdpsq_descs(struct mlx5e_xdpsq *sq, struct mlx5e_rq *rq)
mlx5e_xdpi_fifo_pop(xdpi_fifo);
if (is_redirect) {
- xdp_return_frame(xdpi.xdpf);
dma_unmap_single(sq->pdev, xdpi.dma_addr,
xdpi.xdpf->len, DMA_TO_DEVICE);
+ xdp_return_frame(xdpi.xdpf);
} else {
/* Recycle RX page */
mlx5e_page_release(rq, &xdpi.di, false);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h
index 858e7a2a13ca..8b537a4b0840 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/xdp.h
@@ -34,13 +34,12 @@
#include "en.h"
-#define MLX5E_XDP_MAX_MTU ((int)(PAGE_SIZE - \
- MLX5_SKB_FRAG_SZ(XDP_PACKET_HEADROOM)))
#define MLX5E_XDP_MIN_INLINE (ETH_HLEN + VLAN_HLEN)
#define MLX5E_XDP_TX_EMPTY_DS_COUNT \
(sizeof(struct mlx5e_tx_wqe) / MLX5_SEND_WQE_DS)
#define MLX5E_XDP_TX_DS_COUNT (MLX5E_XDP_TX_EMPTY_DS_COUNT + 1 /* SG DS */)
+int mlx5e_xdp_max_mtu(struct mlx5e_params *params);
bool mlx5e_xdp_handle(struct mlx5e_rq *rq, struct mlx5e_dma_info *di,
void *va, u16 *rx_headroom, u32 *len);
bool mlx5e_poll_xdpsq_cq(struct mlx5e_cq *cq, struct mlx5e_rq *rq);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
index 76a3d01a489e..78dc8fe2a83c 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c
@@ -1586,7 +1586,7 @@ static int mlx5e_get_module_info(struct net_device *netdev,
break;
case MLX5_MODULE_ID_SFP:
modinfo->type = ETH_MODULE_SFF_8472;
- modinfo->eeprom_len = ETH_MODULE_SFF_8472_LEN;
+ modinfo->eeprom_len = MLX5_EEPROM_PAGE_LENGTH;
break;
default:
netdev_err(priv->netdev, "%s: cable type not recognized:0x%x\n",
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
index 69a9d67396ec..2a5820f8c6eb 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c
@@ -3720,7 +3720,7 @@ int mlx5e_change_mtu(struct net_device *netdev, int new_mtu,
if (params->xdp_prog &&
!mlx5e_rx_is_linear_skb(&new_channels.params)) {
netdev_err(netdev, "MTU(%d) > %d is not allowed while XDP enabled\n",
- new_mtu, MLX5E_XDP_MAX_MTU);
+ new_mtu, mlx5e_xdp_max_mtu(params));
err = -EINVAL;
goto out;
}
@@ -4161,7 +4161,8 @@ static int mlx5e_xdp_allowed(struct mlx5e_priv *priv, struct bpf_prog *prog)
if (!mlx5e_rx_is_linear_skb(&new_channels.params)) {
netdev_warn(netdev, "XDP is not allowed with MTU(%d) > %d\n",
- new_channels.params.sw_mtu, MLX5E_XDP_MAX_MTU);
+ new_channels.params.sw_mtu,
+ mlx5e_xdp_max_mtu(&new_channels.params));
return -EINVAL;
}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/port.c b/drivers/net/ethernet/mellanox/mlx5/core/port.c
index 21b7f05b16a5..361468e0435d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/port.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/port.c
@@ -317,10 +317,6 @@ int mlx5_query_module_eeprom(struct mlx5_core_dev *dev,
size -= offset + size - MLX5_EEPROM_PAGE_LENGTH;
i2c_addr = MLX5_I2C_ADDR_LOW;
- if (offset >= MLX5_EEPROM_PAGE_LENGTH) {
- i2c_addr = MLX5_I2C_ADDR_HIGH;
- offset -= MLX5_EEPROM_PAGE_LENGTH;
- }
MLX5_SET(mcia_reg, in, l, 0);
MLX5_SET(mcia_reg, in, module, module_num);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
index ffee38e36ce8..8648ca171254 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/pci_hw.h
@@ -27,7 +27,7 @@
#define MLXSW_PCI_SW_RESET 0xF0010
#define MLXSW_PCI_SW_RESET_RST_BIT BIT(0)
-#define MLXSW_PCI_SW_RESET_TIMEOUT_MSECS 13000
+#define MLXSW_PCI_SW_RESET_TIMEOUT_MSECS 20000
#define MLXSW_PCI_SW_RESET_WAIT_MSECS 100
#define MLXSW_PCI_FW_READY 0xA1844
#define MLXSW_PCI_FW_READY_MASK 0xFFFF
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index a1c2b117a2b3..12b176d1d6ef 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -3113,11 +3113,11 @@ mlxsw_sp_port_set_link_ksettings(struct net_device *dev,
if (err)
return err;
+ mlxsw_sp_port->link.autoneg = autoneg;
+
if (!netif_running(dev))
return 0;
- mlxsw_sp_port->link.autoneg = autoneg;
-
mlxsw_sp_port_admin_status_set(mlxsw_sp_port, false);
mlxsw_sp_port_admin_status_set(mlxsw_sp_port, true);
@@ -3303,7 +3303,7 @@ static int mlxsw_sp_port_ets_init(struct mlxsw_sp_port *mlxsw_sp_port)
err = mlxsw_sp_port_ets_set(mlxsw_sp_port,
MLXSW_REG_QEEC_HIERARCY_TC,
i + 8, i,
- false, 0);
+ true, 100);
if (err)
return err;
}
diff --git a/drivers/net/ethernet/netronome/nfp/abm/cls.c b/drivers/net/ethernet/netronome/nfp/abm/cls.c
index 9852080cf454..ff3913085665 100644
--- a/drivers/net/ethernet/netronome/nfp/abm/cls.c
+++ b/drivers/net/ethernet/netronome/nfp/abm/cls.c
@@ -39,7 +39,7 @@ nfp_abm_u32_check_knode(struct nfp_abm *abm, struct tc_cls_u32_knode *knode,
}
if (knode->sel->off || knode->sel->offshift || knode->sel->offmask ||
knode->sel->offoff || knode->fshift) {
- NL_SET_ERR_MSG_MOD(extack, "variable offseting not supported");
+ NL_SET_ERR_MSG_MOD(extack, "variable offsetting not supported");
return false;
}
if (knode->sel->hoff || knode->sel->hmask) {
@@ -78,7 +78,7 @@ nfp_abm_u32_check_knode(struct nfp_abm *abm, struct tc_cls_u32_knode *knode,
k = &knode->sel->keys[0];
if (k->offmask) {
- NL_SET_ERR_MSG_MOD(extack, "offset mask - variable offseting not supported");
+ NL_SET_ERR_MSG_MOD(extack, "offset mask - variable offsetting not supported");
return false;
}
if (k->off) {
diff --git a/drivers/net/ethernet/socionext/netsec.c b/drivers/net/ethernet/socionext/netsec.c
index a18149720aa2..cba5881b2746 100644
--- a/drivers/net/ethernet/socionext/netsec.c
+++ b/drivers/net/ethernet/socionext/netsec.c
@@ -673,7 +673,8 @@ static void netsec_process_tx(struct netsec_priv *priv)
}
static void *netsec_alloc_rx_data(struct netsec_priv *priv,
- dma_addr_t *dma_handle, u16 *desc_len)
+ dma_addr_t *dma_handle, u16 *desc_len,
+ bool napi)
{
size_t total_len = SKB_DATA_ALIGN(sizeof(struct skb_shared_info));
size_t payload_len = NETSEC_RX_BUF_SZ;
@@ -682,7 +683,7 @@ static void *netsec_alloc_rx_data(struct netsec_priv *priv,
total_len += SKB_DATA_ALIGN(payload_len + NETSEC_SKB_PAD);
- buf = napi_alloc_frag(total_len);
+ buf = napi ? napi_alloc_frag(total_len) : netdev_alloc_frag(total_len);
if (!buf)
return NULL;
@@ -765,7 +766,8 @@ static int netsec_process_rx(struct netsec_priv *priv, int budget)
/* allocate a fresh buffer and map it to the hardware.
* This will eventually replace the old buffer in the hardware
*/
- buf_addr = netsec_alloc_rx_data(priv, &dma_handle, &desc_len);
+ buf_addr = netsec_alloc_rx_data(priv, &dma_handle, &desc_len,
+ true);
if (unlikely(!buf_addr))
break;
@@ -1069,7 +1071,8 @@ static int netsec_setup_rx_dring(struct netsec_priv *priv)
void *buf;
u16 len;
- buf = netsec_alloc_rx_data(priv, &dma_handle, &len);
+ buf = netsec_alloc_rx_data(priv, &dma_handle, &len,
+ false);
if (!buf) {
netsec_uninit_pkt_dring(priv, NETSEC_RING_RX);
goto err_out;
diff --git a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
index b7dd4e3c760d..6d690678c20e 100644
--- a/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
+++ b/drivers/net/ethernet/stmicro/stmmac/norm_desc.c
@@ -140,7 +140,7 @@ static void ndesc_init_rx_desc(struct dma_desc *p, int disable_rx_ic, int mode,
p->des0 |= cpu_to_le32(RDES0_OWN);
bfsize1 = min(bfsize, BUF_SIZE_2KiB - 1);
- p->des1 |= cpu_to_le32(bfsize & RDES1_BUFFER1_SIZE_MASK);
+ p->des1 |= cpu_to_le32(bfsize1 & RDES1_BUFFER1_SIZE_MASK);
if (mode == STMMAC_CHAIN_MODE)
ndesc_rx_set_on_chain(p, end);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
index 7a895a2889e3..5ab2733e15e2 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c
@@ -2616,8 +2616,6 @@ static int stmmac_open(struct net_device *dev)
u32 chan;
int ret;
- stmmac_check_ether_addr(priv);
-
if (priv->hw->pcs != STMMAC_PCS_RGMII &&
priv->hw->pcs != STMMAC_PCS_TBI &&
priv->hw->pcs != STMMAC_PCS_RTBI) {
@@ -4303,6 +4301,8 @@ int stmmac_dvr_probe(struct device *device,
if (ret)
goto error_hw_init;
+ stmmac_check_ether_addr(priv);
+
/* Configure real RX and TX queues */
netif_set_real_num_rx_queues(ndev, priv->plat->rx_queues_to_use);
netif_set_real_num_tx_queues(ndev, priv->plat->tx_queues_to_use);
diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
index d819e8eaba12..cc1e887e47b5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
+++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_pci.c
@@ -159,6 +159,12 @@ static const struct dmi_system_id quark_pci_dmi[] = {
},
.driver_data = (void *)&galileo_stmmac_dmi_data,
},
+ /*
+ * There are 2 types of SIMATIC IOT2000: IOT20202 and IOT2040.
+ * The asset tag "6ES7647-0AA00-0YA2" is only for IOT2020 which
+ * has only one pci network device while other asset tags are
+ * for IOT2040 which has two.
+ */
{
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_NAME, "SIMATIC IOT2000"),
@@ -170,8 +176,6 @@ static const struct dmi_system_id quark_pci_dmi[] = {
{
.matches = {
DMI_EXACT_MATCH(DMI_BOARD_NAME, "SIMATIC IOT2000"),
- DMI_EXACT_MATCH(DMI_BOARD_ASSET_TAG,
- "6ES7647-0AA00-1YA2"),
},
.driver_data = (void *)&iot2040_stmmac_dmi_data,
},
diff --git a/drivers/net/phy/spi_ks8995.c b/drivers/net/phy/spi_ks8995.c
index 92b64e254b44..7475cef17cf7 100644
--- a/drivers/net/phy/spi_ks8995.c
+++ b/drivers/net/phy/spi_ks8995.c
@@ -159,6 +159,14 @@ static const struct spi_device_id ks8995_id[] = {
};
MODULE_DEVICE_TABLE(spi, ks8995_id);
+static const struct of_device_id ks8895_spi_of_match[] = {
+ { .compatible = "micrel,ks8995" },
+ { .compatible = "micrel,ksz8864" },
+ { .compatible = "micrel,ksz8795" },
+ { },
+ };
+MODULE_DEVICE_TABLE(of, ks8895_spi_of_match);
+
static inline u8 get_chip_id(u8 val)
{
return (val >> ID1_CHIPID_S) & ID1_CHIPID_M;
@@ -526,6 +534,7 @@ static int ks8995_remove(struct spi_device *spi)
static struct spi_driver ks8995_driver = {
.driver = {
.name = "spi-ks8995",
+ .of_match_table = of_match_ptr(ks8895_spi_of_match),
},
.probe = ks8995_probe,
.remove = ks8995_remove,
diff --git a/drivers/net/team/team.c b/drivers/net/team/team.c
index 699a8870e928..eb4711bfc52a 100644
--- a/drivers/net/team/team.c
+++ b/drivers/net/team/team.c
@@ -1154,6 +1154,13 @@ static int team_port_add(struct team *team, struct net_device *port_dev,
return -EINVAL;
}
+ if (netdev_has_upper_dev(dev, port_dev)) {
+ NL_SET_ERR_MSG(extack, "Device is already an upper device of the team interface");
+ netdev_err(dev, "Device %s is already an upper device of the team interface\n",
+ portname);
+ return -EBUSY;
+ }
+
if (port_dev->features & NETIF_F_VLAN_CHALLENGED &&
vlan_uses_dev(dev)) {
NL_SET_ERR_MSG(extack, "Device is VLAN challenged and team device has VLAN set up");
diff --git a/drivers/net/vrf.c b/drivers/net/vrf.c
index ce711e5f8c5d..cf7e6a92e73c 100644
--- a/drivers/net/vrf.c
+++ b/drivers/net/vrf.c
@@ -873,6 +873,7 @@ static const struct net_device_ops vrf_netdev_ops = {
.ndo_init = vrf_dev_init,
.ndo_uninit = vrf_dev_uninit,
.ndo_start_xmit = vrf_xmit,
+ .ndo_set_mac_address = eth_mac_addr,
.ndo_get_stats64 = vrf_get_stats64,
.ndo_add_slave = vrf_add_slave,
.ndo_del_slave = vrf_del_slave,
@@ -1272,6 +1273,7 @@ static void vrf_setup(struct net_device *dev)
/* default to no qdisc; user can add if desired */
dev->priv_flags |= IFF_NO_QUEUE;
dev->priv_flags |= IFF_NO_RX_HANDLER;
+ dev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
/* VRF devices do not care about MTU, but if the MTU is set
* too low then the ipv4 and ipv6 protocols are disabled
diff --git a/drivers/nfc/st95hf/core.c b/drivers/nfc/st95hf/core.c
index 2b26f762fbc3..01acb6e53365 100644
--- a/drivers/nfc/st95hf/core.c
+++ b/drivers/nfc/st95hf/core.c
@@ -1074,6 +1074,12 @@ static const struct spi_device_id st95hf_id[] = {
};
MODULE_DEVICE_TABLE(spi, st95hf_id);
+static const struct of_device_id st95hf_spi_of_match[] = {
+ { .compatible = "st,st95hf" },
+ { },
+};
+MODULE_DEVICE_TABLE(of, st95hf_spi_of_match);
+
static int st95hf_probe(struct spi_device *nfc_spi_dev)
{
int ret;
@@ -1260,6 +1266,7 @@ static struct spi_driver st95hf_driver = {
.driver = {
.name = "st95hf",
.owner = THIS_MODULE,
+ .of_match_table = of_match_ptr(st95hf_spi_of_match),
},
.id_table = st95hf_id,
.probe = st95hf_probe,
diff --git a/drivers/of/of_net.c b/drivers/of/of_net.c
index 810ab0fbcccb..d820f3edd431 100644
--- a/drivers/of/of_net.c
+++ b/drivers/of/of_net.c
@@ -7,7 +7,6 @@
*/
#include <linux/etherdevice.h>
#include <linux/kernel.h>
-#include <linux/nvmem-consumer.h>
#include <linux/of_net.h>
#include <linux/phy.h>
#include <linux/export.h>
diff --git a/drivers/power/supply/goldfish_battery.c b/drivers/power/supply/goldfish_battery.c
index ad969d9fc981..c2644a9fe80f 100644
--- a/drivers/power/supply/goldfish_battery.c
+++ b/drivers/power/supply/goldfish_battery.c
@@ -1,4 +1,4 @@
-// SPDX-License-Identifier: GPL
+// SPDX-License-Identifier: GPL-2.0
/*
* Power supply driver for the goldfish emulator
*
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index 6e294b4d3635..f89f9d02e788 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -2004,14 +2004,14 @@ static int dasd_eckd_end_analysis(struct dasd_block *block)
blk_per_trk = recs_per_track(&private->rdc_data, 0, block->bp_block);
raw:
- block->blocks = (private->real_cyl *
+ block->blocks = ((unsigned long) private->real_cyl *
private->rdc_data.trk_per_cyl *
blk_per_trk);
dev_info(&device->cdev->dev,
- "DASD with %d KB/block, %d KB total size, %d KB/track, "
+ "DASD with %u KB/block, %lu KB total size, %u KB/track, "
"%s\n", (block->bp_block >> 10),
- ((private->real_cyl *
+ (((unsigned long) private->real_cyl *
private->rdc_data.trk_per_cyl *
blk_per_trk * (block->bp_block >> 9)) >> 1),
((blk_per_trk * block->bp_block) >> 10),
diff --git a/drivers/s390/char/con3270.c b/drivers/s390/char/con3270.c
index fd2146bcc0ad..e17364e13d2f 100644
--- a/drivers/s390/char/con3270.c
+++ b/drivers/s390/char/con3270.c
@@ -629,7 +629,7 @@ con3270_init(void)
(void (*)(unsigned long)) con3270_read_tasklet,
(unsigned long) condev->read);
- raw3270_add_view(&condev->view, &con3270_fn, 1);
+ raw3270_add_view(&condev->view, &con3270_fn, 1, RAW3270_VIEW_LOCK_IRQ);
INIT_LIST_HEAD(&condev->freemem);
for (i = 0; i < CON3270_STRING_PAGES; i++) {
diff --git a/drivers/s390/char/fs3270.c b/drivers/s390/char/fs3270.c
index 8f3a2eeb28dc..8b48ba9c598e 100644
--- a/drivers/s390/char/fs3270.c
+++ b/drivers/s390/char/fs3270.c
@@ -463,7 +463,8 @@ fs3270_open(struct inode *inode, struct file *filp)
init_waitqueue_head(&fp->wait);
fp->fs_pid = get_pid(task_pid(current));
- rc = raw3270_add_view(&fp->view, &fs3270_fn, minor);
+ rc = raw3270_add_view(&fp->view, &fs3270_fn, minor,
+ RAW3270_VIEW_LOCK_BH);
if (rc) {
fs3270_free_view(&fp->view);
goto out;
diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c
index f8cd2935fbfd..63a41b168761 100644
--- a/drivers/s390/char/raw3270.c
+++ b/drivers/s390/char/raw3270.c
@@ -920,7 +920,7 @@ raw3270_deactivate_view(struct raw3270_view *view)
* Add view to device with minor "minor".
*/
int
-raw3270_add_view(struct raw3270_view *view, struct raw3270_fn *fn, int minor)
+raw3270_add_view(struct raw3270_view *view, struct raw3270_fn *fn, int minor, int subclass)
{
unsigned long flags;
struct raw3270 *rp;
@@ -942,6 +942,7 @@ raw3270_add_view(struct raw3270_view *view, struct raw3270_fn *fn, int minor)
view->cols = rp->cols;
view->ascebc = rp->ascebc;
spin_lock_init(&view->lock);
+ lockdep_set_subclass(&view->lock, subclass);
list_add(&view->list, &rp->view_list);
rc = 0;
spin_unlock_irqrestore(get_ccwdev_lock(rp->cdev), flags);
diff --git a/drivers/s390/char/raw3270.h b/drivers/s390/char/raw3270.h
index 114ca7cbf889..3afaa35f7351 100644
--- a/drivers/s390/char/raw3270.h
+++ b/drivers/s390/char/raw3270.h
@@ -150,6 +150,8 @@ struct raw3270_fn {
struct raw3270_view {
struct list_head list;
spinlock_t lock;
+#define RAW3270_VIEW_LOCK_IRQ 0
+#define RAW3270_VIEW_LOCK_BH 1
atomic_t ref_count;
struct raw3270 *dev;
struct raw3270_fn *fn;
@@ -158,7 +160,7 @@ struct raw3270_view {
unsigned char *ascebc; /* ascii -> ebcdic table */
};
-int raw3270_add_view(struct raw3270_view *, struct raw3270_fn *, int);
+int raw3270_add_view(struct raw3270_view *, struct raw3270_fn *, int, int);
int raw3270_activate_view(struct raw3270_view *);
void raw3270_del_view(struct raw3270_view *);
void raw3270_deactivate_view(struct raw3270_view *);
diff --git a/drivers/s390/char/tty3270.c b/drivers/s390/char/tty3270.c
index 2b0c36c2c568..98d7fc152e32 100644
--- a/drivers/s390/char/tty3270.c
+++ b/drivers/s390/char/tty3270.c
@@ -980,7 +980,8 @@ static int tty3270_install(struct tty_driver *driver, struct tty_struct *tty)
return PTR_ERR(tp);
rc = raw3270_add_view(&tp->view, &tty3270_fn,
- tty->index + RAW3270_FIRSTMINOR);
+ tty->index + RAW3270_FIRSTMINOR,
+ RAW3270_VIEW_LOCK_BH);
if (rc) {
tty3270_free_view(tp);
return rc;
diff --git a/drivers/s390/crypto/ap_queue.c b/drivers/s390/crypto/ap_queue.c
index 6a340f2c3556..5ea83dc4f1d7 100644
--- a/drivers/s390/crypto/ap_queue.c
+++ b/drivers/s390/crypto/ap_queue.c
@@ -751,8 +751,8 @@ void ap_queue_prepare_remove(struct ap_queue *aq)
__ap_flush_queue(aq);
/* set REMOVE state to prevent new messages are queued in */
aq->state = AP_STATE_REMOVE;
- del_timer_sync(&aq->timeout);
spin_unlock_bh(&aq->lock);
+ del_timer_sync(&aq->timeout);
}
void ap_queue_remove(struct ap_queue *aq)
diff --git a/drivers/s390/crypto/pkey_api.c b/drivers/s390/crypto/pkey_api.c
index 3e85d665c572..45eb0c14b880 100644
--- a/drivers/s390/crypto/pkey_api.c
+++ b/drivers/s390/crypto/pkey_api.c
@@ -51,7 +51,8 @@ static debug_info_t *debug_info;
static void __init pkey_debug_init(void)
{
- debug_info = debug_register("pkey", 1, 1, 4 * sizeof(long));
+ /* 5 arguments per dbf entry (including the format string ptr) */
+ debug_info = debug_register("pkey", 1, 1, 5 * sizeof(long));
debug_register_view(debug_info, &debug_sprintf_view);
debug_set_level(debug_info, 3);
}
diff --git a/drivers/s390/net/ctcm_main.c b/drivers/s390/net/ctcm_main.c
index 7617d21cb296..f63c5c871d3d 100644
--- a/drivers/s390/net/ctcm_main.c
+++ b/drivers/s390/net/ctcm_main.c
@@ -1595,6 +1595,7 @@ static int ctcm_new_device(struct ccwgroup_device *cgdev)
if (priv->channel[direction] == NULL) {
if (direction == CTCM_WRITE)
channel_free(priv->channel[CTCM_READ]);
+ result = -ENODEV;
goto out_dev;
}
priv->channel[direction]->netdev = dev;
diff --git a/drivers/scsi/aic7xxx/aic7770_osm.c b/drivers/scsi/aic7xxx/aic7770_osm.c
index 3d401d02c019..bdd177e3d762 100644
--- a/drivers/scsi/aic7xxx/aic7770_osm.c
+++ b/drivers/scsi/aic7xxx/aic7770_osm.c
@@ -91,6 +91,7 @@ aic7770_probe(struct device *dev)
ahc = ahc_alloc(&aic7xxx_driver_template, name);
if (ahc == NULL)
return (ENOMEM);
+ ahc->dev = dev;
error = aic7770_config(ahc, aic7770_ident_table + edev->id.driver_data,
eisaBase);
if (error != 0) {
diff --git a/drivers/scsi/aic7xxx/aic7xxx.h b/drivers/scsi/aic7xxx/aic7xxx.h
index 5614921b4041..88b90f9806c9 100644
--- a/drivers/scsi/aic7xxx/aic7xxx.h
+++ b/drivers/scsi/aic7xxx/aic7xxx.h
@@ -943,6 +943,7 @@ struct ahc_softc {
* Platform specific device information.
*/
ahc_dev_softc_t dev_softc;
+ struct device *dev;
/*
* Bus specific device information.
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm.c b/drivers/scsi/aic7xxx/aic7xxx_osm.c
index 3c9c17450bb3..d5c4a0d23706 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm.c
@@ -860,8 +860,8 @@ int
ahc_dmamem_alloc(struct ahc_softc *ahc, bus_dma_tag_t dmat, void** vaddr,
int flags, bus_dmamap_t *mapp)
{
- *vaddr = pci_alloc_consistent(ahc->dev_softc,
- dmat->maxsize, mapp);
+ /* XXX: check if we really need the GFP_ATOMIC and unwind this mess! */
+ *vaddr = dma_alloc_coherent(ahc->dev, dmat->maxsize, mapp, GFP_ATOMIC);
if (*vaddr == NULL)
return ENOMEM;
return 0;
@@ -871,8 +871,7 @@ void
ahc_dmamem_free(struct ahc_softc *ahc, bus_dma_tag_t dmat,
void* vaddr, bus_dmamap_t map)
{
- pci_free_consistent(ahc->dev_softc, dmat->maxsize,
- vaddr, map);
+ dma_free_coherent(ahc->dev, dmat->maxsize, vaddr, map);
}
int
@@ -1123,8 +1122,7 @@ ahc_linux_register_host(struct ahc_softc *ahc, struct scsi_host_template *templa
host->transportt = ahc_linux_transport_template;
- retval = scsi_add_host(host,
- (ahc->dev_softc ? &ahc->dev_softc->dev : NULL));
+ retval = scsi_add_host(host, ahc->dev);
if (retval) {
printk(KERN_WARNING "aic7xxx: scsi_add_host failed\n");
scsi_host_put(host);
diff --git a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
index 0fc14dac7070..717d8d1082ce 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_osm_pci.c
@@ -250,6 +250,7 @@ ahc_linux_pci_dev_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
}
}
ahc->dev_softc = pci;
+ ahc->dev = &pci->dev;
error = ahc_pci_config(ahc, entry);
if (error != 0) {
ahc_free(ahc);
diff --git a/drivers/scsi/libfc/fc_rport.c b/drivers/scsi/libfc/fc_rport.c
index dfba4921b265..5bf61431434b 100644
--- a/drivers/scsi/libfc/fc_rport.c
+++ b/drivers/scsi/libfc/fc_rport.c
@@ -2162,7 +2162,6 @@ static void fc_rport_recv_logo_req(struct fc_lport *lport, struct fc_frame *fp)
FC_RPORT_DBG(rdata, "Received LOGO request while in state %s\n",
fc_rport_state(rdata));
- rdata->flags &= ~FC_RP_STARTED;
fc_rport_enter_delete(rdata, RPORT_EV_STOP);
mutex_unlock(&rdata->rp_mutex);
kref_put(&rdata->kref, fc_rport_destroy);
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 601b9f1de267..07dfc17d4824 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -1706,8 +1706,12 @@ out_put_budget:
ret = BLK_STS_DEV_RESOURCE;
break;
default:
+ if (unlikely(!scsi_device_online(sdev)))
+ scsi_req(req)->result = DID_NO_CONNECT << 16;
+ else
+ scsi_req(req)->result = DID_ERROR << 16;
/*
- * Make sure to release all allocated ressources when
+ * Make sure to release all allocated resources when
* we hit an error, as we will never see this command
* again.
*/
diff --git a/drivers/staging/comedi/drivers/ni_usb6501.c b/drivers/staging/comedi/drivers/ni_usb6501.c
index 808ed92ed66f..1bb1cb651349 100644
--- a/drivers/staging/comedi/drivers/ni_usb6501.c
+++ b/drivers/staging/comedi/drivers/ni_usb6501.c
@@ -463,10 +463,8 @@ static int ni6501_alloc_usb_buffers(struct comedi_device *dev)
size = usb_endpoint_maxp(devpriv->ep_tx);
devpriv->usb_tx_buf = kzalloc(size, GFP_KERNEL);
- if (!devpriv->usb_tx_buf) {
- kfree(devpriv->usb_rx_buf);
+ if (!devpriv->usb_tx_buf)
return -ENOMEM;
- }
return 0;
}
@@ -518,6 +516,9 @@ static int ni6501_auto_attach(struct comedi_device *dev,
if (!devpriv)
return -ENOMEM;
+ mutex_init(&devpriv->mut);
+ usb_set_intfdata(intf, devpriv);
+
ret = ni6501_find_endpoints(dev);
if (ret)
return ret;
@@ -526,9 +527,6 @@ static int ni6501_auto_attach(struct comedi_device *dev,
if (ret)
return ret;
- mutex_init(&devpriv->mut);
- usb_set_intfdata(intf, devpriv);
-
ret = comedi_alloc_subdevices(dev, 2);
if (ret)
return ret;
diff --git a/drivers/staging/comedi/drivers/vmk80xx.c b/drivers/staging/comedi/drivers/vmk80xx.c
index 6234b649d887..65dc6c51037e 100644
--- a/drivers/staging/comedi/drivers/vmk80xx.c
+++ b/drivers/staging/comedi/drivers/vmk80xx.c
@@ -682,10 +682,8 @@ static int vmk80xx_alloc_usb_buffers(struct comedi_device *dev)
size = usb_endpoint_maxp(devpriv->ep_tx);
devpriv->usb_tx_buf = kzalloc(size, GFP_KERNEL);
- if (!devpriv->usb_tx_buf) {
- kfree(devpriv->usb_rx_buf);
+ if (!devpriv->usb_tx_buf)
return -ENOMEM;
- }
return 0;
}
@@ -800,6 +798,8 @@ static int vmk80xx_auto_attach(struct comedi_device *dev,
devpriv->model = board->model;
+ sema_init(&devpriv->limit_sem, 8);
+
ret = vmk80xx_find_usb_endpoints(dev);
if (ret)
return ret;
@@ -808,8 +808,6 @@ static int vmk80xx_auto_attach(struct comedi_device *dev,
if (ret)
return ret;
- sema_init(&devpriv->limit_sem, 8);
-
usb_set_intfdata(intf, devpriv);
if (devpriv->model == VMK8055_MODEL)
diff --git a/drivers/staging/erofs/data.c b/drivers/staging/erofs/data.c
index 526e0dbea5b5..81af768e7248 100644
--- a/drivers/staging/erofs/data.c
+++ b/drivers/staging/erofs/data.c
@@ -298,7 +298,7 @@ submit_bio_retry:
*last_block = current_block;
/* shift in advance in case of it followed by too many gaps */
- if (unlikely(bio->bi_vcnt >= bio->bi_max_vecs)) {
+ if (bio->bi_iter.bi_size >= bio->bi_max_vecs * PAGE_SIZE) {
/* err should reassign to 0 after submitting */
err = 0;
goto submit_bio_out;
diff --git a/drivers/staging/iio/adc/ad7192.c b/drivers/staging/iio/adc/ad7192.c
index acdbc07fd259..2fc8bc22b57b 100644
--- a/drivers/staging/iio/adc/ad7192.c
+++ b/drivers/staging/iio/adc/ad7192.c
@@ -109,10 +109,10 @@
#define AD7192_CH_AIN3 BIT(6) /* AIN3 - AINCOM */
#define AD7192_CH_AIN4 BIT(7) /* AIN4 - AINCOM */
-#define AD7193_CH_AIN1P_AIN2M 0x000 /* AIN1(+) - AIN2(-) */
-#define AD7193_CH_AIN3P_AIN4M 0x001 /* AIN3(+) - AIN4(-) */
-#define AD7193_CH_AIN5P_AIN6M 0x002 /* AIN5(+) - AIN6(-) */
-#define AD7193_CH_AIN7P_AIN8M 0x004 /* AIN7(+) - AIN8(-) */
+#define AD7193_CH_AIN1P_AIN2M 0x001 /* AIN1(+) - AIN2(-) */
+#define AD7193_CH_AIN3P_AIN4M 0x002 /* AIN3(+) - AIN4(-) */
+#define AD7193_CH_AIN5P_AIN6M 0x004 /* AIN5(+) - AIN6(-) */
+#define AD7193_CH_AIN7P_AIN8M 0x008 /* AIN7(+) - AIN8(-) */
#define AD7193_CH_TEMP 0x100 /* Temp senseor */
#define AD7193_CH_AIN2P_AIN2M 0x200 /* AIN2(+) - AIN2(-) */
#define AD7193_CH_AIN1 0x401 /* AIN1 - AINCOM */
diff --git a/drivers/staging/iio/meter/ade7854.c b/drivers/staging/iio/meter/ade7854.c
index 029c3bf42d4d..07774c000c5a 100644
--- a/drivers/staging/iio/meter/ade7854.c
+++ b/drivers/staging/iio/meter/ade7854.c
@@ -269,7 +269,7 @@ static IIO_DEV_ATTR_VPEAK(0644,
static IIO_DEV_ATTR_IPEAK(0644,
ade7854_read_32bit,
ade7854_write_32bit,
- ADE7854_VPEAK);
+ ADE7854_IPEAK);
static IIO_DEV_ATTR_APHCAL(0644,
ade7854_read_16bit,
ade7854_write_16bit,
diff --git a/drivers/staging/most/core.c b/drivers/staging/most/core.c
index 18936cdb1083..956daf8c3bd2 100644
--- a/drivers/staging/most/core.c
+++ b/drivers/staging/most/core.c
@@ -1431,7 +1431,7 @@ int most_register_interface(struct most_interface *iface)
INIT_LIST_HEAD(&iface->p->channel_list);
iface->p->dev_id = id;
- snprintf(iface->p->name, STRING_SIZE, "mdev%d", id);
+ strcpy(iface->p->name, iface->description);
iface->dev.init_name = iface->p->name;
iface->dev.bus = &mc.bus;
iface->dev.parent = &mc.dev;
diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c
index 09a183dfc526..a31db15cd7c0 100644
--- a/drivers/tty/serial/sc16is7xx.c
+++ b/drivers/tty/serial/sc16is7xx.c
@@ -1520,11 +1520,13 @@ static int __init sc16is7xx_init(void)
#endif
return ret;
+#ifdef CONFIG_SERIAL_SC16IS7XX_SPI
err_spi:
+#endif
#ifdef CONFIG_SERIAL_SC16IS7XX_I2C
i2c_del_driver(&sc16is7xx_i2c_uart_driver);
-#endif
err_i2c:
+#endif
uart_unregister_driver(&sc16is7xx_uart);
return ret;
}
diff --git a/drivers/tty/serial/sh-sci.c b/drivers/tty/serial/sh-sci.c
index 2d1c626312cd..3cd139752d3f 100644
--- a/drivers/tty/serial/sh-sci.c
+++ b/drivers/tty/serial/sh-sci.c
@@ -2512,14 +2512,16 @@ done:
* center of the last stop bit in sampling clocks.
*/
int last_stop = bits * 2 - 1;
- int deviation = min_err * srr * last_stop / 2 / baud;
+ int deviation = DIV_ROUND_CLOSEST(min_err * last_stop *
+ (int)(srr + 1),
+ 2 * (int)baud);
if (abs(deviation) >= 2) {
/* At least two sampling clocks off at the
* last stop bit; we can increase the error
* margin by shifting the sampling point.
*/
- int shift = min(-8, max(7, deviation / 2));
+ int shift = clamp(deviation / 2, -8, 7);
hssrr |= (shift << HSCIF_SRHP_SHIFT) &
HSCIF_SRHP_MASK;
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index d34984aa646d..650c66886c80 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -1520,7 +1520,8 @@ static void csi_J(struct vc_data *vc, int vpar)
return;
}
scr_memsetw(start, vc->vc_video_erase_char, 2 * count);
- update_region(vc, (unsigned long) start, count);
+ if (con_should_update(vc))
+ do_update_region(vc, (unsigned long) start, count);
vc->vc_need_wrap = 0;
}
diff --git a/fs/afs/callback.c b/fs/afs/callback.c
index 1c7955f5cdaf..128f2dbe256a 100644
--- a/fs/afs/callback.c
+++ b/fs/afs/callback.c
@@ -203,8 +203,7 @@ void afs_put_cb_interest(struct afs_net *net, struct afs_cb_interest *cbi)
*/
void afs_init_callback_state(struct afs_server *server)
{
- if (!test_and_clear_bit(AFS_SERVER_FL_NEW, &server->flags))
- server->cb_s_break++;
+ server->cb_s_break++;
}
/*
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c
index 8ee5972893ed..2f8acb4c556d 100644
--- a/fs/afs/cmservice.c
+++ b/fs/afs/cmservice.c
@@ -34,7 +34,7 @@ static void SRXAFSCB_TellMeAboutYourself(struct work_struct *);
static int afs_deliver_yfs_cb_callback(struct afs_call *);
#define CM_NAME(name) \
- const char afs_SRXCB##name##_name[] __tracepoint_string = \
+ char afs_SRXCB##name##_name[] __tracepoint_string = \
"CB." #name
/*
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index 1a4ce07fb406..9cedc3fc1b77 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -216,9 +216,7 @@ struct inode *afs_iget_pseudo_dir(struct super_block *sb, bool root)
set_nlink(inode, 2);
inode->i_uid = GLOBAL_ROOT_UID;
inode->i_gid = GLOBAL_ROOT_GID;
- inode->i_ctime.tv_sec = get_seconds();
- inode->i_ctime.tv_nsec = 0;
- inode->i_atime = inode->i_mtime = inode->i_ctime;
+ inode->i_ctime = inode->i_atime = inode->i_mtime = current_time(inode);
inode->i_blocks = 0;
inode_set_iversion_raw(inode, 0);
inode->i_generation = 0;
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index bb1f244b2b3a..3904ab0b9563 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -474,7 +474,6 @@ struct afs_server {
time64_t put_time; /* Time at which last put */
time64_t update_at; /* Time at which to next update the record */
unsigned long flags;
-#define AFS_SERVER_FL_NEW 0 /* New server, don't inc cb_s_break */
#define AFS_SERVER_FL_NOT_READY 1 /* The record is not ready for use */
#define AFS_SERVER_FL_NOT_FOUND 2 /* VL server says no such server */
#define AFS_SERVER_FL_VL_FAIL 3 /* Failed to access VL server */
@@ -827,7 +826,7 @@ static inline struct afs_cb_interest *afs_get_cb_interest(struct afs_cb_interest
static inline unsigned int afs_calc_vnode_cb_break(struct afs_vnode *vnode)
{
- return vnode->cb_break + vnode->cb_s_break + vnode->cb_v_break;
+ return vnode->cb_break + vnode->cb_v_break;
}
static inline bool afs_cb_is_broken(unsigned int cb_break,
@@ -835,7 +834,6 @@ static inline bool afs_cb_is_broken(unsigned int cb_break,
const struct afs_cb_interest *cbi)
{
return !cbi || cb_break != (vnode->cb_break +
- cbi->server->cb_s_break +
vnode->volume->cb_v_break);
}
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index c14001b42d20..15c7e82d80cb 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -572,13 +572,17 @@ static void afs_deliver_to_call(struct afs_call *call)
case -ENODATA:
case -EBADMSG:
case -EMSGSIZE:
- default:
abort_code = RXGEN_CC_UNMARSHAL;
if (state != AFS_CALL_CL_AWAIT_REPLY)
abort_code = RXGEN_SS_UNMARSHAL;
rxrpc_kernel_abort_call(call->net->socket, call->rxcall,
abort_code, ret, "KUM");
goto local_abort;
+ default:
+ abort_code = RX_USER_ABORT;
+ rxrpc_kernel_abort_call(call->net->socket, call->rxcall,
+ abort_code, ret, "KER");
+ goto local_abort;
}
}
diff --git a/fs/afs/server.c b/fs/afs/server.c
index 642afa2e9783..65b33b6da48b 100644
--- a/fs/afs/server.c
+++ b/fs/afs/server.c
@@ -226,7 +226,6 @@ static struct afs_server *afs_alloc_server(struct afs_net *net,
RCU_INIT_POINTER(server->addresses, alist);
server->addr_version = alist->version;
server->uuid = *uuid;
- server->flags = (1UL << AFS_SERVER_FL_NEW);
server->update_at = ktime_get_real_seconds() + afs_server_update_delay;
rwlock_init(&server->fs_lock);
INIT_HLIST_HEAD(&server->cb_volumes);
diff --git a/fs/afs/write.c b/fs/afs/write.c
index 72efcfcf9f95..0122d7445fba 100644
--- a/fs/afs/write.c
+++ b/fs/afs/write.c
@@ -264,6 +264,7 @@ static void afs_kill_pages(struct address_space *mapping,
first = page->index + 1;
lock_page(page);
generic_error_remove_page(mapping, page);
+ unlock_page(page);
}
__pagevec_release(&pv);
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 5b18d4585740..585ad3207cb1 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -1333,6 +1333,7 @@ cifsFileInfo_get_locked(struct cifsFileInfo *cifs_file)
}
struct cifsFileInfo *cifsFileInfo_get(struct cifsFileInfo *cifs_file);
+void _cifsFileInfo_put(struct cifsFileInfo *cifs_file, bool wait_oplock_hdlr);
void cifsFileInfo_put(struct cifsFileInfo *cifs_file);
#define CIFS_CACHE_READ_FLG 1
@@ -1855,6 +1856,7 @@ GLOBAL_EXTERN spinlock_t gidsidlock;
#endif /* CONFIG_CIFS_ACL */
void cifs_oplock_break(struct work_struct *work);
+void cifs_queue_oplock_break(struct cifsFileInfo *cfile);
extern const struct slow_work_ops cifs_oplock_break_ops;
extern struct workqueue_struct *cifsiod_wq;
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 89006e044973..9c0ccc06d172 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -360,13 +360,31 @@ cifsFileInfo_get(struct cifsFileInfo *cifs_file)
return cifs_file;
}
-/*
- * Release a reference on the file private data. This may involve closing
- * the filehandle out on the server. Must be called without holding
- * tcon->open_file_lock and cifs_file->file_info_lock.
+/**
+ * cifsFileInfo_put - release a reference of file priv data
+ *
+ * Always potentially wait for oplock handler. See _cifsFileInfo_put().
*/
void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
{
+ _cifsFileInfo_put(cifs_file, true);
+}
+
+/**
+ * _cifsFileInfo_put - release a reference of file priv data
+ *
+ * This may involve closing the filehandle @cifs_file out on the
+ * server. Must be called without holding tcon->open_file_lock and
+ * cifs_file->file_info_lock.
+ *
+ * If @wait_for_oplock_handler is true and we are releasing the last
+ * reference, wait for any running oplock break handler of the file
+ * and cancel any pending one. If calling this function from the
+ * oplock break handler, you need to pass false.
+ *
+ */
+void _cifsFileInfo_put(struct cifsFileInfo *cifs_file, bool wait_oplock_handler)
+{
struct inode *inode = d_inode(cifs_file->dentry);
struct cifs_tcon *tcon = tlink_tcon(cifs_file->tlink);
struct TCP_Server_Info *server = tcon->ses->server;
@@ -414,7 +432,8 @@ void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
spin_unlock(&tcon->open_file_lock);
- oplock_break_cancelled = cancel_work_sync(&cifs_file->oplock_break);
+ oplock_break_cancelled = wait_oplock_handler ?
+ cancel_work_sync(&cifs_file->oplock_break) : false;
if (!tcon->need_reconnect && !cifs_file->invalidHandle) {
struct TCP_Server_Info *server = tcon->ses->server;
@@ -4603,6 +4622,7 @@ void cifs_oplock_break(struct work_struct *work)
cinode);
cifs_dbg(FYI, "Oplock release rc = %d\n", rc);
}
+ _cifsFileInfo_put(cfile, false /* do not wait for ourself */);
cifs_done_oplock_break(cinode);
}
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index bee203055b30..1e1626a2cfc3 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -501,8 +501,7 @@ is_valid_oplock_break(char *buffer, struct TCP_Server_Info *srv)
CIFS_INODE_DOWNGRADE_OPLOCK_TO_L2,
&pCifsInode->flags);
- queue_work(cifsoplockd_wq,
- &netfile->oplock_break);
+ cifs_queue_oplock_break(netfile);
netfile->oplock_break_cancelled = false;
spin_unlock(&tcon->open_file_lock);
@@ -607,6 +606,28 @@ void cifs_put_writer(struct cifsInodeInfo *cinode)
spin_unlock(&cinode->writers_lock);
}
+/**
+ * cifs_queue_oplock_break - queue the oplock break handler for cfile
+ *
+ * This function is called from the demultiplex thread when it
+ * receives an oplock break for @cfile.
+ *
+ * Assumes the tcon->open_file_lock is held.
+ * Assumes cfile->file_info_lock is NOT held.
+ */
+void cifs_queue_oplock_break(struct cifsFileInfo *cfile)
+{
+ /*
+ * Bump the handle refcount now while we hold the
+ * open_file_lock to enforce the validity of it for the oplock
+ * break handler. The matching put is done at the end of the
+ * handler.
+ */
+ cifsFileInfo_get(cfile);
+
+ queue_work(cifsoplockd_wq, &cfile->oplock_break);
+}
+
void cifs_done_oplock_break(struct cifsInodeInfo *cinode)
{
clear_bit(CIFS_INODE_PENDING_OPLOCK_BREAK, &cinode->flags);
diff --git a/fs/cifs/smb2misc.c b/fs/cifs/smb2misc.c
index 0e3570e40ff8..e311f58dc1c8 100644
--- a/fs/cifs/smb2misc.c
+++ b/fs/cifs/smb2misc.c
@@ -555,7 +555,7 @@ smb2_tcon_has_lease(struct cifs_tcon *tcon, struct smb2_lease_break *rsp,
clear_bit(CIFS_INODE_DOWNGRADE_OPLOCK_TO_L2,
&cinode->flags);
- queue_work(cifsoplockd_wq, &cfile->oplock_break);
+ cifs_queue_oplock_break(cfile);
kfree(lw);
return true;
}
@@ -712,8 +712,8 @@ smb2_is_valid_oplock_break(char *buffer, struct TCP_Server_Info *server)
CIFS_INODE_DOWNGRADE_OPLOCK_TO_L2,
&cinode->flags);
spin_unlock(&cfile->file_info_lock);
- queue_work(cifsoplockd_wq,
- &cfile->oplock_break);
+
+ cifs_queue_oplock_break(cfile);
spin_unlock(&tcon->open_file_lock);
spin_unlock(&cifs_tcp_ses_lock);
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 00225e699d03..c36ff0d1fe2a 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -2389,6 +2389,8 @@ smb2_query_symlink(const unsigned int xid, struct cifs_tcon *tcon,
rc = SMB2_open(xid, &oparms, utf16_path, &oplock, NULL, &err_iov,
&resp_buftype);
+ if (!rc)
+ SMB2_close(xid, tcon, fid.persistent_fid, fid.volatile_fid);
if (!rc || !err_iov.iov_base) {
rc = -ENOENT;
goto free_path;
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 21ad01d55ab2..b8f7262ac354 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -832,8 +832,11 @@ SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses)
} else if (rsp->DialectRevision == cpu_to_le16(SMB21_PROT_ID)) {
/* ops set to 3.0 by default for default so update */
ses->server->ops = &smb21_operations;
- } else if (rsp->DialectRevision == cpu_to_le16(SMB311_PROT_ID))
+ ses->server->vals = &smb21_values;
+ } else if (rsp->DialectRevision == cpu_to_le16(SMB311_PROT_ID)) {
ses->server->ops = &smb311_operations;
+ ses->server->vals = &smb311_values;
+ }
} else if (le16_to_cpu(rsp->DialectRevision) !=
ses->server->vals->protocol_id) {
/* if requested single dialect ensure returned dialect matched */
@@ -3448,8 +3451,6 @@ SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
rqst.rq_nvec = 1;
rc = cifs_send_recv(xid, ses, &rqst, &resp_buftype, flags, &rsp_iov);
- cifs_small_buf_release(req);
-
rsp = (struct smb2_read_rsp *)rsp_iov.iov_base;
if (rc) {
@@ -3471,6 +3472,8 @@ SMB2_read(const unsigned int xid, struct cifs_io_parms *io_parms,
io_parms->tcon->tid, ses->Suid,
io_parms->offset, io_parms->length);
+ cifs_small_buf_release(req);
+
*nbytes = le32_to_cpu(rsp->DataLength);
if ((*nbytes > CIFS_MAX_MSGSIZE) ||
(*nbytes > io_parms->length)) {
@@ -3769,7 +3772,6 @@ SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
rc = cifs_send_recv(xid, io_parms->tcon->ses, &rqst,
&resp_buftype, flags, &rsp_iov);
- cifs_small_buf_release(req);
rsp = (struct smb2_write_rsp *)rsp_iov.iov_base;
if (rc) {
@@ -3787,6 +3789,7 @@ SMB2_write(const unsigned int xid, struct cifs_io_parms *io_parms,
io_parms->offset, *nbytes);
}
+ cifs_small_buf_release(req);
free_rsp_buf(resp_buftype, rsp);
return rc;
}
diff --git a/fs/io_uring.c b/fs/io_uring.c
index 89aa8412b5f5..f65f85d89217 100644
--- a/fs/io_uring.c
+++ b/fs/io_uring.c
@@ -338,7 +338,7 @@ static struct io_uring_cqe *io_get_cqring(struct io_ring_ctx *ctx)
tail = ctx->cached_cq_tail;
/* See comment at the top of the file */
smp_rmb();
- if (tail + 1 == READ_ONCE(ring->r.head))
+ if (tail - READ_ONCE(ring->r.head) == ring->ring_entries)
return NULL;
ctx->cached_cq_tail++;
@@ -682,11 +682,9 @@ static void io_iopoll_req_issued(struct io_kiocb *req)
list_add_tail(&req->list, &ctx->poll_list);
}
-static void io_file_put(struct io_submit_state *state, struct file *file)
+static void io_file_put(struct io_submit_state *state)
{
- if (!state) {
- fput(file);
- } else if (state->file) {
+ if (state->file) {
int diff = state->has_refs - state->used_refs;
if (diff)
@@ -711,7 +709,7 @@ static struct file *io_file_get(struct io_submit_state *state, int fd)
state->ios_left--;
return state->file;
}
- io_file_put(state, NULL);
+ io_file_put(state);
}
state->file = fget_many(fd, state->ios_left);
if (!state->file)
@@ -1671,7 +1669,7 @@ out:
static void io_submit_state_end(struct io_submit_state *state)
{
blk_finish_plug(&state->plug);
- io_file_put(state, NULL);
+ io_file_put(state);
if (state->free_reqs)
kmem_cache_free_bulk(req_cachep, state->free_reqs,
&state->reqs[state->cur_req]);
@@ -1920,6 +1918,10 @@ static int io_sq_thread(void *data)
unuse_mm(cur_mm);
mmput(cur_mm);
}
+
+ if (kthread_should_park())
+ kthread_parkme();
+
return 0;
}
@@ -2054,6 +2056,7 @@ static void io_sq_thread_stop(struct io_ring_ctx *ctx)
if (ctx->sqo_thread) {
ctx->sqo_stop = 1;
mb();
+ kthread_park(ctx->sqo_thread);
kthread_stop(ctx->sqo_thread);
ctx->sqo_thread = NULL;
}
@@ -2236,10 +2239,6 @@ static int io_sq_offload_start(struct io_ring_ctx *ctx,
mmgrab(current->mm);
ctx->sqo_mm = current->mm;
- ctx->sq_thread_idle = msecs_to_jiffies(p->sq_thread_idle);
- if (!ctx->sq_thread_idle)
- ctx->sq_thread_idle = HZ;
-
ret = -EINVAL;
if (!cpu_possible(p->sq_thread_cpu))
goto err;
@@ -2249,10 +2248,18 @@ static int io_sq_offload_start(struct io_ring_ctx *ctx,
if (!capable(CAP_SYS_ADMIN))
goto err;
+ ctx->sq_thread_idle = msecs_to_jiffies(p->sq_thread_idle);
+ if (!ctx->sq_thread_idle)
+ ctx->sq_thread_idle = HZ;
+
if (p->flags & IORING_SETUP_SQ_AFF) {
int cpu;
cpu = array_index_nospec(p->sq_thread_cpu, NR_CPUS);
+ ret = -EINVAL;
+ if (!cpu_possible(p->sq_thread_cpu))
+ goto err;
+
ctx->sqo_thread = kthread_create_on_cpu(io_sq_thread,
ctx, cpu,
"io_uring-sq");
@@ -2922,11 +2929,23 @@ SYSCALL_DEFINE2(io_uring_setup, u32, entries,
static int __io_uring_register(struct io_ring_ctx *ctx, unsigned opcode,
void __user *arg, unsigned nr_args)
+ __releases(ctx->uring_lock)
+ __acquires(ctx->uring_lock)
{
int ret;
percpu_ref_kill(&ctx->refs);
+
+ /*
+ * Drop uring mutex before waiting for references to exit. If another
+ * thread is currently inside io_uring_enter() it might need to grab
+ * the uring_lock to make progress. If we hold it here across the drain
+ * wait, then we can deadlock. It's safe to drop the mutex here, since
+ * no new references will come in after we've killed the percpu ref.
+ */
+ mutex_unlock(&ctx->uring_lock);
wait_for_completion(&ctx->ctx_done);
+ mutex_lock(&ctx->uring_lock);
switch (opcode) {
case IORING_REGISTER_BUFFERS:
diff --git a/fs/nfsd/nfs3proc.c b/fs/nfsd/nfs3proc.c
index 8f933e84cec1..9bc32af4e2da 100644
--- a/fs/nfsd/nfs3proc.c
+++ b/fs/nfsd/nfs3proc.c
@@ -442,7 +442,9 @@ nfsd3_proc_readdir(struct svc_rqst *rqstp)
struct nfsd3_readdirargs *argp = rqstp->rq_argp;
struct nfsd3_readdirres *resp = rqstp->rq_resp;
__be32 nfserr;
- int count;
+ int count = 0;
+ struct page **p;
+ caddr_t page_addr = NULL;
dprintk("nfsd: READDIR(3) %s %d bytes at %d\n",
SVCFH_fmt(&argp->fh),
@@ -462,7 +464,18 @@ nfsd3_proc_readdir(struct svc_rqst *rqstp)
nfserr = nfsd_readdir(rqstp, &resp->fh, (loff_t*) &argp->cookie,
&resp->common, nfs3svc_encode_entry);
memcpy(resp->verf, argp->verf, 8);
- resp->count = resp->buffer - argp->buffer;
+ count = 0;
+ for (p = rqstp->rq_respages + 1; p < rqstp->rq_next_page; p++) {
+ page_addr = page_address(*p);
+
+ if (((caddr_t)resp->buffer >= page_addr) &&
+ ((caddr_t)resp->buffer < page_addr + PAGE_SIZE)) {
+ count += (caddr_t)resp->buffer - page_addr;
+ break;
+ }
+ count += PAGE_SIZE;
+ }
+ resp->count = count >> 2;
if (resp->offset) {
loff_t offset = argp->cookie;
diff --git a/fs/nfsd/nfs3xdr.c b/fs/nfsd/nfs3xdr.c
index 93fea246f676..8d789124ed3c 100644
--- a/fs/nfsd/nfs3xdr.c
+++ b/fs/nfsd/nfs3xdr.c
@@ -573,6 +573,7 @@ int
nfs3svc_decode_readdirargs(struct svc_rqst *rqstp, __be32 *p)
{
struct nfsd3_readdirargs *args = rqstp->rq_argp;
+ int len;
u32 max_blocksize = svc_max_payload(rqstp);
p = decode_fh(p, &args->fh);
@@ -582,8 +583,14 @@ nfs3svc_decode_readdirargs(struct svc_rqst *rqstp, __be32 *p)
args->verf = p; p += 2;
args->dircount = ~0;
args->count = ntohl(*p++);
- args->count = min_t(u32, args->count, max_blocksize);
- args->buffer = page_address(*(rqstp->rq_next_page++));
+ len = args->count = min_t(u32, args->count, max_blocksize);
+
+ while (len > 0) {
+ struct page *p = *(rqstp->rq_next_page++);
+ if (!args->buffer)
+ args->buffer = page_address(p);
+ len -= PAGE_SIZE;
+ }
return xdr_argsize_check(rqstp, p);
}
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index d219159b98af..7caa3801ce72 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -1010,8 +1010,9 @@ static void nfsd4_cb_prepare(struct rpc_task *task, void *calldata)
cb->cb_seq_status = 1;
cb->cb_status = 0;
if (minorversion) {
- if (!nfsd41_cb_get_slot(clp, task))
+ if (!cb->cb_holds_slot && !nfsd41_cb_get_slot(clp, task))
return;
+ cb->cb_holds_slot = true;
}
rpc_call_start(task);
}
@@ -1038,6 +1039,9 @@ static bool nfsd4_cb_sequence_done(struct rpc_task *task, struct nfsd4_callback
return true;
}
+ if (!cb->cb_holds_slot)
+ goto need_restart;
+
switch (cb->cb_seq_status) {
case 0:
/*
@@ -1076,6 +1080,7 @@ static bool nfsd4_cb_sequence_done(struct rpc_task *task, struct nfsd4_callback
cb->cb_seq_status);
}
+ cb->cb_holds_slot = false;
clear_bit(0, &clp->cl_cb_slot_busy);
rpc_wake_up_next(&clp->cl_cb_waitq);
dprintk("%s: freed slot, new seqid=%d\n", __func__,
@@ -1283,6 +1288,7 @@ void nfsd4_init_cb(struct nfsd4_callback *cb, struct nfs4_client *clp,
cb->cb_seq_status = 1;
cb->cb_status = 0;
cb->cb_need_restart = false;
+ cb->cb_holds_slot = false;
}
void nfsd4_run_cb(struct nfsd4_callback *cb)
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 6a45fb00c5fc..f056b1d3fecd 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -265,6 +265,7 @@ find_or_allocate_block(struct nfs4_lockowner *lo, struct knfsd_fh *fh,
static void
free_blocked_lock(struct nfsd4_blocked_lock *nbl)
{
+ locks_delete_block(&nbl->nbl_lock);
locks_release_private(&nbl->nbl_lock);
kfree(nbl);
}
@@ -293,11 +294,18 @@ remove_blocked_locks(struct nfs4_lockowner *lo)
nbl = list_first_entry(&reaplist, struct nfsd4_blocked_lock,
nbl_lru);
list_del_init(&nbl->nbl_lru);
- locks_delete_block(&nbl->nbl_lock);
free_blocked_lock(nbl);
}
}
+static void
+nfsd4_cb_notify_lock_prepare(struct nfsd4_callback *cb)
+{
+ struct nfsd4_blocked_lock *nbl = container_of(cb,
+ struct nfsd4_blocked_lock, nbl_cb);
+ locks_delete_block(&nbl->nbl_lock);
+}
+
static int
nfsd4_cb_notify_lock_done(struct nfsd4_callback *cb, struct rpc_task *task)
{
@@ -325,6 +333,7 @@ nfsd4_cb_notify_lock_release(struct nfsd4_callback *cb)
}
static const struct nfsd4_callback_ops nfsd4_cb_notify_lock_ops = {
+ .prepare = nfsd4_cb_notify_lock_prepare,
.done = nfsd4_cb_notify_lock_done,
.release = nfsd4_cb_notify_lock_release,
};
@@ -4863,7 +4872,6 @@ nfs4_laundromat(struct nfsd_net *nn)
nbl = list_first_entry(&reaplist,
struct nfsd4_blocked_lock, nbl_lru);
list_del_init(&nbl->nbl_lru);
- locks_delete_block(&nbl->nbl_lock);
free_blocked_lock(nbl);
}
out:
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index 396c76755b03..9d6cb246c6c5 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -70,6 +70,7 @@ struct nfsd4_callback {
int cb_seq_status;
int cb_status;
bool cb_need_restart;
+ bool cb_holds_slot;
};
struct nfsd4_callback_ops {
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 92a91e7816d8..95ca1fe7283c 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -1143,6 +1143,24 @@ static ssize_t clear_refs_write(struct file *file, const char __user *buf,
count = -EINTR;
goto out_mm;
}
+ /*
+ * Avoid to modify vma->vm_flags
+ * without locked ops while the
+ * coredump reads the vm_flags.
+ */
+ if (!mmget_still_valid(mm)) {
+ /*
+ * Silently return "count"
+ * like if get_task_mm()
+ * failed. FIXME: should this
+ * function have returned
+ * -ESRCH if get_task_mm()
+ * failed like if
+ * get_proc_task() fails?
+ */
+ up_write(&mm->mmap_sem);
+ goto out_mm;
+ }
for (vma = mm->mmap; vma; vma = vma->vm_next) {
vma->vm_flags &= ~VM_SOFTDIRTY;
vma_set_page_prot(vma);
diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c
index 89800fc7dc9d..f5de1e726356 100644
--- a/fs/userfaultfd.c
+++ b/fs/userfaultfd.c
@@ -629,6 +629,8 @@ static void userfaultfd_event_wait_completion(struct userfaultfd_ctx *ctx,
/* the various vma->vm_userfaultfd_ctx still points to it */
down_write(&mm->mmap_sem);
+ /* no task can run (and in turn coredump) yet */
+ VM_WARN_ON(!mmget_still_valid(mm));
for (vma = mm->mmap; vma; vma = vma->vm_next)
if (vma->vm_userfaultfd_ctx.ctx == release_new_ctx) {
vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;
@@ -883,6 +885,8 @@ static int userfaultfd_release(struct inode *inode, struct file *file)
* taking the mmap_sem for writing.
*/
down_write(&mm->mmap_sem);
+ if (!mmget_still_valid(mm))
+ goto skip_mm;
prev = NULL;
for (vma = mm->mmap; vma; vma = vma->vm_next) {
cond_resched();
@@ -905,6 +909,7 @@ static int userfaultfd_release(struct inode *inode, struct file *file)
vma->vm_flags = new_flags;
vma->vm_userfaultfd_ctx = NULL_VM_UFFD_CTX;
}
+skip_mm:
up_write(&mm->mmap_sem);
mmput(mm);
wakeup:
@@ -1333,6 +1338,8 @@ static int userfaultfd_register(struct userfaultfd_ctx *ctx,
goto out;
down_write(&mm->mmap_sem);
+ if (!mmget_still_valid(mm))
+ goto out_unlock;
vma = find_vma_prev(mm, start, &prev);
if (!vma)
goto out_unlock;
@@ -1520,6 +1527,8 @@ static int userfaultfd_unregister(struct userfaultfd_ctx *ctx,
goto out;
down_write(&mm->mmap_sem);
+ if (!mmget_still_valid(mm))
+ goto out_unlock;
vma = find_vma_prev(mm, start, &prev);
if (!vma)
goto out_unlock;
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 5c58a3b2bf00..317ab30d2904 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -548,7 +548,6 @@ struct request_queue {
struct rcu_head rcu_head;
wait_queue_head_t mq_freeze_wq;
struct percpu_ref q_usage_counter;
- struct list_head all_q_node;
struct blk_mq_tag_set *tag_set;
struct list_head tag_set_list;
diff --git a/include/linux/bvec.h b/include/linux/bvec.h
index 3bc91879e1e2..ff13cbc1887d 100644
--- a/include/linux/bvec.h
+++ b/include/linux/bvec.h
@@ -160,8 +160,9 @@ static inline void bvec_advance(const struct bio_vec *bvec,
bv->bv_page = nth_page(bv->bv_page, 1);
bv->bv_offset = 0;
} else {
- bv->bv_page = bvec->bv_page;
- bv->bv_offset = bvec->bv_offset;
+ bv->bv_page = bvec_nth_page(bvec->bv_page, bvec->bv_offset /
+ PAGE_SIZE);
+ bv->bv_offset = bvec->bv_offset & ~PAGE_MASK;
}
bv->bv_len = min_t(unsigned int, PAGE_SIZE - bv->bv_offset,
bvec->bv_len - iter_all->done);
diff --git a/include/linux/efi.h b/include/linux/efi.h
index 54357a258b35..6ebc2098cfe1 100644
--- a/include/linux/efi.h
+++ b/include/linux/efi.h
@@ -1611,7 +1611,12 @@ efi_status_t efi_setup_gop(efi_system_table_t *sys_table_arg,
struct screen_info *si, efi_guid_t *proto,
unsigned long size);
-bool efi_runtime_disabled(void);
+#ifdef CONFIG_EFI
+extern bool efi_runtime_disabled(void);
+#else
+static inline bool efi_runtime_disabled(void) { return true; }
+#endif
+
extern void efi_call_virt_check_flags(unsigned long flags, const char *call);
extern unsigned long efi_call_virt_save_flags(void);
diff --git a/include/linux/elevator.h b/include/linux/elevator.h
index 2e9e2763bf47..6e8bc53740f0 100644
--- a/include/linux/elevator.h
+++ b/include/linux/elevator.h
@@ -31,6 +31,7 @@ struct elevator_mq_ops {
void (*exit_sched)(struct elevator_queue *);
int (*init_hctx)(struct blk_mq_hw_ctx *, unsigned int);
void (*exit_hctx)(struct blk_mq_hw_ctx *, unsigned int);
+ void (*depth_updated)(struct blk_mq_hw_ctx *);
bool (*allow_merge)(struct request_queue *, struct request *, struct bio *);
bool (*bio_merge)(struct blk_mq_hw_ctx *, struct bio *);
diff --git a/include/linux/etherdevice.h b/include/linux/etherdevice.h
index e2f3b21cd72a..aa8bfd6f738c 100644
--- a/include/linux/etherdevice.h
+++ b/include/linux/etherdevice.h
@@ -449,6 +449,18 @@ static inline void eth_addr_dec(u8 *addr)
}
/**
+ * eth_addr_inc() - Increment the given MAC address.
+ * @addr: Pointer to a six-byte array containing Ethernet address to increment.
+ */
+static inline void eth_addr_inc(u8 *addr)
+{
+ u64 u = ether_addr_to_u64(addr);
+
+ u++;
+ u64_to_ether_addr(u, addr);
+}
+
+/**
* is_etherdev_addr - Tell if given Ethernet address belongs to the device.
* @dev: Pointer to a device structure
* @addr: Pointer to a six-byte array containing the Ethernet address
diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h
index 201f0f2683f2..9a897256e481 100644
--- a/include/linux/kprobes.h
+++ b/include/linux/kprobes.h
@@ -173,6 +173,7 @@ struct kretprobe_instance {
struct kretprobe *rp;
kprobe_opcode_t *ret_addr;
struct task_struct *task;
+ void *fp;
char data[0];
};
diff --git a/include/linux/sched/mm.h b/include/linux/sched/mm.h
index 0cd9f10423fb..a3fda9f024c3 100644
--- a/include/linux/sched/mm.h
+++ b/include/linux/sched/mm.h
@@ -49,6 +49,27 @@ static inline void mmdrop(struct mm_struct *mm)
__mmdrop(mm);
}
+/*
+ * This has to be called after a get_task_mm()/mmget_not_zero()
+ * followed by taking the mmap_sem for writing before modifying the
+ * vmas or anything the coredump pretends not to change from under it.
+ *
+ * NOTE: find_extend_vma() called from GUP context is the only place
+ * that can modify the "mm" (notably the vm_start/end) under mmap_sem
+ * for reading and outside the context of the process, so it is also
+ * the only case that holds the mmap_sem for reading that must call
+ * this function. Generally if the mmap_sem is hold for reading
+ * there's no need of this check after get_task_mm()/mmget_not_zero().
+ *
+ * This function can be obsoleted and the check can be removed, after
+ * the coredump code will hold the mmap_sem for writing before
+ * invoking the ->core_dump methods.
+ */
+static inline bool mmget_still_valid(struct mm_struct *mm)
+{
+ return likely(!mm->core_state);
+}
+
/**
* mmget() - Pin the address space associated with a &struct mm_struct.
* @mm: The address space to pin.
diff --git a/include/linux/shmem_fs.h b/include/linux/shmem_fs.h
index f3fb1edb3526..20d815a33145 100644
--- a/include/linux/shmem_fs.h
+++ b/include/linux/shmem_fs.h
@@ -21,6 +21,7 @@ struct shmem_inode_info {
struct list_head swaplist; /* chain of maybes on swap */
struct shared_policy policy; /* NUMA memory alloc policy */
struct simple_xattrs xattrs; /* list of xattrs */
+ atomic_t stop_eviction; /* hold when working on inode */
struct inode vfs_inode;
};
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index 5ee7b30b4917..d2bc733a2ef1 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -316,6 +316,8 @@ struct nf_conn *nf_ct_tmpl_alloc(struct net *net,
gfp_t flags);
void nf_ct_tmpl_free(struct nf_conn *tmpl);
+u32 nf_ct_get_id(const struct nf_conn *ct);
+
static inline void
nf_ct_set(struct sk_buff *skb, struct nf_conn *ct, enum ip_conntrack_info info)
{
diff --git a/include/net/netfilter/nf_conntrack_l4proto.h b/include/net/netfilter/nf_conntrack_l4proto.h
index 778087591983..a49edfdf47e8 100644
--- a/include/net/netfilter/nf_conntrack_l4proto.h
+++ b/include/net/netfilter/nf_conntrack_l4proto.h
@@ -75,6 +75,12 @@ bool nf_conntrack_invert_icmp_tuple(struct nf_conntrack_tuple *tuple,
bool nf_conntrack_invert_icmpv6_tuple(struct nf_conntrack_tuple *tuple,
const struct nf_conntrack_tuple *orig);
+int nf_conntrack_inet_error(struct nf_conn *tmpl, struct sk_buff *skb,
+ unsigned int dataoff,
+ const struct nf_hook_state *state,
+ u8 l4proto,
+ union nf_inet_addr *outer_daddr);
+
int nf_conntrack_icmpv4_error(struct nf_conn *tmpl,
struct sk_buff *skb,
unsigned int dataoff,
diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h
index 7f14d4a66c28..64cee116928e 100644
--- a/include/uapi/linux/input-event-codes.h
+++ b/include/uapi/linux/input-event-codes.h
@@ -439,10 +439,12 @@
#define KEY_TITLE 0x171
#define KEY_SUBTITLE 0x172
#define KEY_ANGLE 0x173
-#define KEY_ZOOM 0x174
+#define KEY_FULL_SCREEN 0x174 /* AC View Toggle */
+#define KEY_ZOOM KEY_FULL_SCREEN
#define KEY_MODE 0x175
#define KEY_KEYBOARD 0x176
-#define KEY_SCREEN 0x177
+#define KEY_ASPECT_RATIO 0x177 /* HUTRR37: Aspect */
+#define KEY_SCREEN KEY_ASPECT_RATIO
#define KEY_PC 0x178 /* Media Select Computer */
#define KEY_TV 0x179 /* Media Select TV */
#define KEY_TV2 0x17a /* Media Select Cable */
diff --git a/init/main.c b/init/main.c
index 598e278b46f7..7d4025d665eb 100644
--- a/init/main.c
+++ b/init/main.c
@@ -582,6 +582,8 @@ asmlinkage __visible void __init start_kernel(void)
page_alloc_init();
pr_notice("Kernel command line: %s\n", boot_command_line);
+ /* parameters may set static keys */
+ jump_label_init();
parse_early_param();
after_dashes = parse_args("Booting kernel",
static_command_line, __start___param,
@@ -591,8 +593,6 @@ asmlinkage __visible void __init start_kernel(void)
parse_args("Setting init args", after_dashes, NULL, 0, -1, -1,
NULL, set_init_arg);
- jump_label_init();
-
/*
* These use large bootmem allocations and must precede
* kmem_cache_init()
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 534e01e7bc36..dc7dead2d2cc 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -9077,26 +9077,29 @@ static void perf_event_addr_filters_apply(struct perf_event *event)
if (task == TASK_TOMBSTONE)
return;
- if (!ifh->nr_file_filters)
- return;
-
- mm = get_task_mm(event->ctx->task);
- if (!mm)
- goto restart;
+ if (ifh->nr_file_filters) {
+ mm = get_task_mm(event->ctx->task);
+ if (!mm)
+ goto restart;
- down_read(&mm->mmap_sem);
+ down_read(&mm->mmap_sem);
+ }
raw_spin_lock_irqsave(&ifh->lock, flags);
list_for_each_entry(filter, &ifh->list, entry) {
- event->addr_filter_ranges[count].start = 0;
- event->addr_filter_ranges[count].size = 0;
+ if (filter->path.dentry) {
+ /*
+ * Adjust base offset if the filter is associated to a
+ * binary that needs to be mapped:
+ */
+ event->addr_filter_ranges[count].start = 0;
+ event->addr_filter_ranges[count].size = 0;
- /*
- * Adjust base offset if the filter is associated to a binary
- * that needs to be mapped:
- */
- if (filter->path.dentry)
perf_addr_filter_apply(filter, mm, &event->addr_filter_ranges[count]);
+ } else {
+ event->addr_filter_ranges[count].start = filter->offset;
+ event->addr_filter_ranges[count].size = filter->size;
+ }
count++;
}
@@ -9104,9 +9107,11 @@ static void perf_event_addr_filters_apply(struct perf_event *event)
event->addr_filters_gen++;
raw_spin_unlock_irqrestore(&ifh->lock, flags);
- up_read(&mm->mmap_sem);
+ if (ifh->nr_file_filters) {
+ up_read(&mm->mmap_sem);
- mmput(mm);
+ mmput(mm);
+ }
restart:
perf_event_stop(event, 1);
diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c
index 2545ac08cc77..5eedb49a65ea 100644
--- a/kernel/events/ring_buffer.c
+++ b/kernel/events/ring_buffer.c
@@ -455,24 +455,21 @@ void perf_aux_output_end(struct perf_output_handle *handle, unsigned long size)
rb->aux_head += size;
}
- if (size || handle->aux_flags) {
- /*
- * Only send RECORD_AUX if we have something useful to communicate
- *
- * Note: the OVERWRITE records by themselves are not considered
- * useful, as they don't communicate any *new* information,
- * aside from the short-lived offset, that becomes history at
- * the next event sched-in and therefore isn't useful.
- * The userspace that needs to copy out AUX data in overwrite
- * mode should know to use user_page::aux_head for the actual
- * offset. So, from now on we don't output AUX records that
- * have *only* OVERWRITE flag set.
- */
-
- if (handle->aux_flags & ~(u64)PERF_AUX_FLAG_OVERWRITE)
- perf_event_aux_event(handle->event, aux_head, size,
- handle->aux_flags);
- }
+ /*
+ * Only send RECORD_AUX if we have something useful to communicate
+ *
+ * Note: the OVERWRITE records by themselves are not considered
+ * useful, as they don't communicate any *new* information,
+ * aside from the short-lived offset, that becomes history at
+ * the next event sched-in and therefore isn't useful.
+ * The userspace that needs to copy out AUX data in overwrite
+ * mode should know to use user_page::aux_head for the actual
+ * offset. So, from now on we don't output AUX records that
+ * have *only* OVERWRITE flag set.
+ */
+ if (size || (handle->aux_flags & ~(u64)PERF_AUX_FLAG_OVERWRITE))
+ perf_event_aux_event(handle->event, aux_head, size,
+ handle->aux_flags);
rb->user_page->aux_head = rb->aux_head;
if (rb_need_aux_wakeup(rb))
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index c83e54727131..b1ea30a5540e 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -709,7 +709,6 @@ static void unoptimize_kprobe(struct kprobe *p, bool force)
static int reuse_unused_kprobe(struct kprobe *ap)
{
struct optimized_kprobe *op;
- int ret;
/*
* Unused kprobe MUST be on the way of delayed unoptimizing (means
@@ -720,9 +719,8 @@ static int reuse_unused_kprobe(struct kprobe *ap)
/* Enable the probe again */
ap->flags &= ~KPROBE_FLAG_DISABLED;
/* Optimize it again (remove from op->list) */
- ret = kprobe_optready(ap);
- if (ret)
- return ret;
+ if (!kprobe_optready(ap))
+ return -EINVAL;
optimize_kprobe(ap);
return 0;
diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c
index e16766ff184b..e221be724fe8 100644
--- a/kernel/locking/lockdep.c
+++ b/kernel/locking/lockdep.c
@@ -4907,8 +4907,9 @@ void lockdep_unregister_key(struct lock_class_key *key)
return;
raw_local_irq_save(flags);
- arch_spin_lock(&lockdep_lock);
- current->lockdep_recursion = 1;
+ if (!graph_lock())
+ goto out_irq;
+
pf = get_pending_free();
hlist_for_each_entry_rcu(k, hash_head, hash_entry) {
if (k == key) {
@@ -4920,8 +4921,8 @@ void lockdep_unregister_key(struct lock_class_key *key)
WARN_ON_ONCE(!found);
__lockdep_free_key_range(pf, key, 1);
call_rcu_zapped(pf);
- current->lockdep_recursion = 0;
- arch_spin_unlock(&lockdep_lock);
+ graph_unlock();
+out_irq:
raw_local_irq_restore(flags);
/* Wait until is_dynamic_key() has finished accessing k->hash_entry. */
diff --git a/kernel/sched/deadline.c b/kernel/sched/deadline.c
index 6a73e41a2016..43901fa3f269 100644
--- a/kernel/sched/deadline.c
+++ b/kernel/sched/deadline.c
@@ -252,7 +252,6 @@ static void task_non_contending(struct task_struct *p)
if (dl_entity_is_special(dl_se))
return;
- WARN_ON(hrtimer_active(&dl_se->inactive_timer));
WARN_ON(dl_se->dl_non_contending);
zerolag_time = dl_se->deadline -
@@ -269,7 +268,7 @@ static void task_non_contending(struct task_struct *p)
* If the "0-lag time" already passed, decrease the active
* utilization now, instead of starting a timer
*/
- if (zerolag_time < 0) {
+ if ((zerolag_time < 0) || hrtimer_active(&dl_se->inactive_timer)) {
if (dl_task(p))
sub_running_bw(dl_se, dl_rq);
if (!dl_task(p) || p->state == TASK_DEAD) {
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 40bd1e27b1b7..a4d9e14bf138 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -4885,6 +4885,8 @@ static enum hrtimer_restart sched_cfs_slack_timer(struct hrtimer *timer)
return HRTIMER_NORESTART;
}
+extern const u64 max_cfs_quota_period;
+
static enum hrtimer_restart sched_cfs_period_timer(struct hrtimer *timer)
{
struct cfs_bandwidth *cfs_b =
@@ -4892,6 +4894,7 @@ static enum hrtimer_restart sched_cfs_period_timer(struct hrtimer *timer)
unsigned long flags;
int overrun;
int idle = 0;
+ int count = 0;
raw_spin_lock_irqsave(&cfs_b->lock, flags);
for (;;) {
@@ -4899,6 +4902,28 @@ static enum hrtimer_restart sched_cfs_period_timer(struct hrtimer *timer)
if (!overrun)
break;
+ if (++count > 3) {
+ u64 new, old = ktime_to_ns(cfs_b->period);
+
+ new = (old * 147) / 128; /* ~115% */
+ new = min(new, max_cfs_quota_period);
+
+ cfs_b->period = ns_to_ktime(new);
+
+ /* since max is 1s, this is limited to 1e9^2, which fits in u64 */
+ cfs_b->quota *= new;
+ cfs_b->quota = div64_u64(cfs_b->quota, old);
+
+ pr_warn_ratelimited(
+ "cfs_period_timer[cpu%d]: period too short, scaling up (new cfs_period_us %lld, cfs_quota_us = %lld)\n",
+ smp_processor_id(),
+ div_u64(new, NSEC_PER_USEC),
+ div_u64(cfs_b->quota, NSEC_PER_USEC));
+
+ /* reset count so we don't come right back in here */
+ count = 0;
+ }
+
idle = do_sched_cfs_period_timer(cfs_b, overrun, flags);
}
if (idle)
diff --git a/kernel/signal.c b/kernel/signal.c
index f98448cf2def..227ba170298e 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -3581,7 +3581,7 @@ SYSCALL_DEFINE4(pidfd_send_signal, int, pidfd, int, sig,
if (flags)
return -EINVAL;
- f = fdget_raw(pidfd);
+ f = fdget(pidfd);
if (!f.file)
return -EBADF;
diff --git a/kernel/time/sched_clock.c b/kernel/time/sched_clock.c
index 094b82ca95e5..930113b9799a 100644
--- a/kernel/time/sched_clock.c
+++ b/kernel/time/sched_clock.c
@@ -272,7 +272,7 @@ static u64 notrace suspended_sched_clock_read(void)
return cd.read_data[seq & 1].epoch_cyc;
}
-static int sched_clock_suspend(void)
+int sched_clock_suspend(void)
{
struct clock_read_data *rd = &cd.read_data[0];
@@ -283,7 +283,7 @@ static int sched_clock_suspend(void)
return 0;
}
-static void sched_clock_resume(void)
+void sched_clock_resume(void)
{
struct clock_read_data *rd = &cd.read_data[0];
diff --git a/kernel/time/tick-common.c b/kernel/time/tick-common.c
index 529143b4c8d2..df401463a191 100644
--- a/kernel/time/tick-common.c
+++ b/kernel/time/tick-common.c
@@ -487,6 +487,7 @@ void tick_freeze(void)
trace_suspend_resume(TPS("timekeeping_freeze"),
smp_processor_id(), true);
system_state = SYSTEM_SUSPEND;
+ sched_clock_suspend();
timekeeping_suspend();
} else {
tick_suspend_local();
@@ -510,6 +511,7 @@ void tick_unfreeze(void)
if (tick_freeze_depth == num_online_cpus()) {
timekeeping_resume();
+ sched_clock_resume();
system_state = SYSTEM_RUNNING;
trace_suspend_resume(TPS("timekeeping_freeze"),
smp_processor_id(), false);
diff --git a/kernel/time/timekeeping.h b/kernel/time/timekeeping.h
index 7a9b4eb7a1d5..141ab3ab0354 100644
--- a/kernel/time/timekeeping.h
+++ b/kernel/time/timekeeping.h
@@ -14,6 +14,13 @@ extern u64 timekeeping_max_deferment(void);
extern void timekeeping_warp_clock(void);
extern int timekeeping_suspend(void);
extern void timekeeping_resume(void);
+#ifdef CONFIG_GENERIC_SCHED_CLOCK
+extern int sched_clock_suspend(void);
+extern void sched_clock_resume(void);
+#else
+static inline int sched_clock_suspend(void) { return 0; }
+static inline void sched_clock_resume(void) { }
+#endif
extern void do_timer(unsigned long ticks);
extern void update_wall_time(void);
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 26c8ca9bd06b..b920358dd8f7 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -33,6 +33,7 @@
#include <linux/list.h>
#include <linux/hash.h>
#include <linux/rcupdate.h>
+#include <linux/kprobes.h>
#include <trace/events/sched.h>
@@ -6246,7 +6247,7 @@ void ftrace_reset_array_ops(struct trace_array *tr)
tr->ops->func = ftrace_stub;
}
-static inline void
+static nokprobe_inline void
__ftrace_ops_list_func(unsigned long ip, unsigned long parent_ip,
struct ftrace_ops *ignored, struct pt_regs *regs)
{
@@ -6306,11 +6307,13 @@ static void ftrace_ops_list_func(unsigned long ip, unsigned long parent_ip,
{
__ftrace_ops_list_func(ip, parent_ip, NULL, regs);
}
+NOKPROBE_SYMBOL(ftrace_ops_list_func);
#else
static void ftrace_ops_no_ops(unsigned long ip, unsigned long parent_ip)
{
__ftrace_ops_list_func(ip, parent_ip, NULL, NULL);
}
+NOKPROBE_SYMBOL(ftrace_ops_no_ops);
#endif
/*
@@ -6337,6 +6340,7 @@ static void ftrace_ops_assist_func(unsigned long ip, unsigned long parent_ip,
preempt_enable_notrace();
trace_clear_recursion(bit);
}
+NOKPROBE_SYMBOL(ftrace_ops_assist_func);
/**
* ftrace_ops_get_func - get the function a trampoline should call
diff --git a/kernel/watchdog_hld.c b/kernel/watchdog_hld.c
index 71381168dede..247bf0b1582c 100644
--- a/kernel/watchdog_hld.c
+++ b/kernel/watchdog_hld.c
@@ -135,7 +135,8 @@ static void watchdog_overflow_callback(struct perf_event *event,
if (__this_cpu_read(hard_watchdog_warn) == true)
return;
- pr_emerg("Watchdog detected hard LOCKUP on cpu %d", this_cpu);
+ pr_emerg("Watchdog detected hard LOCKUP on cpu %d\n",
+ this_cpu);
print_modules();
print_irqtrace_events(current);
if (regs)
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index 188fc17c2202..7117ac61174e 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -761,9 +761,9 @@ endmenu # "Memory Debugging"
config ARCH_HAS_KCOV
bool
help
- KCOV does not have any arch-specific code, but currently it is enabled
- only for x86_64. KCOV requires testing on other archs, and most likely
- disabling of instrumentation for some early boot code.
+ An architecture should select this when it can successfully
+ build and run with CONFIG_KCOV. This typically requires
+ disabling instrumentation for some early boot code.
config CC_HAS_SANCOV_TRACE_PC
def_bool $(cc-option,-fsanitize-coverage=trace-pc)
diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index 6c318f5ac234..2e435b8142e5 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -1401,6 +1401,7 @@ static void scan_block(void *_start, void *_end,
/*
* Scan a large memory block in MAX_SCAN_SIZE chunks to reduce the latency.
*/
+#ifdef CONFIG_SMP
static void scan_large_block(void *start, void *end)
{
void *next;
@@ -1412,6 +1413,7 @@ static void scan_large_block(void *start, void *end)
cond_resched();
}
}
+#endif
/*
* Scan a memory block corresponding to a kmemleak_object. A condition is
diff --git a/mm/mmap.c b/mm/mmap.c
index 41eb48d9b527..bd7b9f293b39 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -45,6 +45,7 @@
#include <linux/moduleparam.h>
#include <linux/pkeys.h>
#include <linux/oom.h>
+#include <linux/sched/mm.h>
#include <linux/uaccess.h>
#include <asm/cacheflush.h>
@@ -2525,7 +2526,8 @@ find_extend_vma(struct mm_struct *mm, unsigned long addr)
vma = find_vma_prev(mm, addr, &prev);
if (vma && (vma->vm_start <= addr))
return vma;
- if (!prev || expand_stack(prev, addr))
+ /* don't alter vm_end if the coredump is running */
+ if (!prev || !mmget_still_valid(mm) || expand_stack(prev, addr))
return NULL;
if (prev->vm_flags & VM_LOCKED)
populate_vma_page_range(prev, addr, prev->vm_end, NULL);
@@ -2551,6 +2553,9 @@ find_extend_vma(struct mm_struct *mm, unsigned long addr)
return vma;
if (!(vma->vm_flags & VM_GROWSDOWN))
return NULL;
+ /* don't alter vm_start if the coredump is running */
+ if (!mmget_still_valid(mm))
+ return NULL;
start = vma->vm_start;
if (expand_stack(vma, addr))
return NULL;
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index d96ca5bc555b..c6ce20aaf80b 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -8005,7 +8005,10 @@ void *__init alloc_large_system_hash(const char *tablename,
bool has_unmovable_pages(struct zone *zone, struct page *page, int count,
int migratetype, int flags)
{
- unsigned long pfn, iter, found;
+ unsigned long found;
+ unsigned long iter = 0;
+ unsigned long pfn = page_to_pfn(page);
+ const char *reason = "unmovable page";
/*
* TODO we could make this much more efficient by not checking every
@@ -8015,17 +8018,20 @@ bool has_unmovable_pages(struct zone *zone, struct page *page, int count,
* can still lead to having bootmem allocations in zone_movable.
*/
- /*
- * CMA allocations (alloc_contig_range) really need to mark isolate
- * CMA pageblocks even when they are not movable in fact so consider
- * them movable here.
- */
- if (is_migrate_cma(migratetype) &&
- is_migrate_cma(get_pageblock_migratetype(page)))
- return false;
+ if (is_migrate_cma_page(page)) {
+ /*
+ * CMA allocations (alloc_contig_range) really need to mark
+ * isolate CMA pageblocks even when they are not movable in fact
+ * so consider them movable here.
+ */
+ if (is_migrate_cma(migratetype))
+ return false;
+
+ reason = "CMA page";
+ goto unmovable;
+ }
- pfn = page_to_pfn(page);
- for (found = 0, iter = 0; iter < pageblock_nr_pages; iter++) {
+ for (found = 0; iter < pageblock_nr_pages; iter++) {
unsigned long check = pfn + iter;
if (!pfn_valid_within(check))
@@ -8105,7 +8111,7 @@ bool has_unmovable_pages(struct zone *zone, struct page *page, int count,
unmovable:
WARN_ON_ONCE(zone_idx(zone) == ZONE_MOVABLE);
if (flags & REPORT_FAILURE)
- dump_page(pfn_to_page(pfn+iter), "unmovable page");
+ dump_page(pfn_to_page(pfn + iter), reason);
return true;
}
diff --git a/mm/percpu.c b/mm/percpu.c
index 2e6fc8d552c9..68dd2e7e73b5 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -2567,8 +2567,8 @@ int __init pcpu_embed_first_chunk(size_t reserved_size, size_t dyn_size,
ai->groups[group].base_offset = areas[group] - base;
}
- pr_info("Embedded %zu pages/cpu @%p s%zu r%zu d%zu u%zu\n",
- PFN_DOWN(size_sum), base, ai->static_size, ai->reserved_size,
+ pr_info("Embedded %zu pages/cpu s%zu r%zu d%zu u%zu\n",
+ PFN_DOWN(size_sum), ai->static_size, ai->reserved_size,
ai->dyn_size, ai->unit_size);
rc = pcpu_setup_first_chunk(ai, base);
@@ -2692,8 +2692,8 @@ int __init pcpu_page_first_chunk(size_t reserved_size,
}
/* we're ready, commit */
- pr_info("%d %s pages/cpu @%p s%zu r%zu d%zu\n",
- unit_pages, psize_str, vm.addr, ai->static_size,
+ pr_info("%d %s pages/cpu s%zu r%zu d%zu\n",
+ unit_pages, psize_str, ai->static_size,
ai->reserved_size, ai->dyn_size);
rc = pcpu_setup_first_chunk(ai, vm.addr);
diff --git a/mm/shmem.c b/mm/shmem.c
index b3db3779a30a..2275a0ff7c30 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -1081,9 +1081,14 @@ static void shmem_evict_inode(struct inode *inode)
}
spin_unlock(&sbinfo->shrinklist_lock);
}
- if (!list_empty(&info->swaplist)) {
+ while (!list_empty(&info->swaplist)) {
+ /* Wait while shmem_unuse() is scanning this inode... */
+ wait_var_event(&info->stop_eviction,
+ !atomic_read(&info->stop_eviction));
mutex_lock(&shmem_swaplist_mutex);
- list_del_init(&info->swaplist);
+ /* ...but beware of the race if we peeked too early */
+ if (!atomic_read(&info->stop_eviction))
+ list_del_init(&info->swaplist);
mutex_unlock(&shmem_swaplist_mutex);
}
}
@@ -1099,10 +1104,11 @@ extern struct swap_info_struct *swap_info[];
static int shmem_find_swap_entries(struct address_space *mapping,
pgoff_t start, unsigned int nr_entries,
struct page **entries, pgoff_t *indices,
- bool frontswap)
+ unsigned int type, bool frontswap)
{
XA_STATE(xas, &mapping->i_pages, start);
struct page *page;
+ swp_entry_t entry;
unsigned int ret = 0;
if (!nr_entries)
@@ -1116,13 +1122,12 @@ static int shmem_find_swap_entries(struct address_space *mapping,
if (!xa_is_value(page))
continue;
- if (frontswap) {
- swp_entry_t entry = radix_to_swp_entry(page);
-
- if (!frontswap_test(swap_info[swp_type(entry)],
- swp_offset(entry)))
- continue;
- }
+ entry = radix_to_swp_entry(page);
+ if (swp_type(entry) != type)
+ continue;
+ if (frontswap &&
+ !frontswap_test(swap_info[type], swp_offset(entry)))
+ continue;
indices[ret] = xas.xa_index;
entries[ret] = page;
@@ -1194,7 +1199,7 @@ static int shmem_unuse_inode(struct inode *inode, unsigned int type,
pvec.nr = shmem_find_swap_entries(mapping, start, nr_entries,
pvec.pages, indices,
- frontswap);
+ type, frontswap);
if (pvec.nr == 0) {
ret = 0;
break;
@@ -1227,36 +1232,27 @@ int shmem_unuse(unsigned int type, bool frontswap,
unsigned long *fs_pages_to_unuse)
{
struct shmem_inode_info *info, *next;
- struct inode *inode;
- struct inode *prev_inode = NULL;
int error = 0;
if (list_empty(&shmem_swaplist))
return 0;
mutex_lock(&shmem_swaplist_mutex);
-
- /*
- * The extra refcount on the inode is necessary to safely dereference
- * p->next after re-acquiring the lock. New shmem inodes with swap
- * get added to the end of the list and we will scan them all.
- */
list_for_each_entry_safe(info, next, &shmem_swaplist, swaplist) {
if (!info->swapped) {
list_del_init(&info->swaplist);
continue;
}
-
- inode = igrab(&info->vfs_inode);
- if (!inode)
- continue;
-
+ /*
+ * Drop the swaplist mutex while searching the inode for swap;
+ * but before doing so, make sure shmem_evict_inode() will not
+ * remove placeholder inode from swaplist, nor let it be freed
+ * (igrab() would protect from unlink, but not from unmount).
+ */
+ atomic_inc(&info->stop_eviction);
mutex_unlock(&shmem_swaplist_mutex);
- if (prev_inode)
- iput(prev_inode);
- prev_inode = inode;
- error = shmem_unuse_inode(inode, type, frontswap,
+ error = shmem_unuse_inode(&info->vfs_inode, type, frontswap,
fs_pages_to_unuse);
cond_resched();
@@ -1264,14 +1260,13 @@ int shmem_unuse(unsigned int type, bool frontswap,
next = list_next_entry(info, swaplist);
if (!info->swapped)
list_del_init(&info->swaplist);
+ if (atomic_dec_and_test(&info->stop_eviction))
+ wake_up_var(&info->stop_eviction);
if (error)
break;
}
mutex_unlock(&shmem_swaplist_mutex);
- if (prev_inode)
- iput(prev_inode);
-
return error;
}
@@ -2238,6 +2233,7 @@ static struct inode *shmem_get_inode(struct super_block *sb, const struct inode
info = SHMEM_I(inode);
memset(info, 0, (char *)inode - (char *)info);
spin_lock_init(&info->lock);
+ atomic_set(&info->stop_eviction, 0);
info->seals = F_SEAL_SEAL;
info->flags = flags & VM_NORESERVE;
INIT_LIST_HEAD(&info->shrinklist);
diff --git a/mm/slab.c b/mm/slab.c
index 47a380a486ee..9142ee992493 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2374,7 +2374,6 @@ static void *alloc_slabmgmt(struct kmem_cache *cachep,
/* Slab management obj is off-slab. */
freelist = kmem_cache_alloc_node(cachep->freelist_cache,
local_flags, nodeid);
- freelist = kasan_reset_tag(freelist);
if (!freelist)
return NULL;
} else {
diff --git a/mm/swapfile.c b/mm/swapfile.c
index 2b8d9c3fbb47..cf63b5f01adf 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -2023,7 +2023,6 @@ static unsigned int find_next_to_unuse(struct swap_info_struct *si,
* If the boolean frontswap is true, only unuse pages_to_unuse pages;
* pages_to_unuse==0 means all pages; ignored if frontswap is false
*/
-#define SWAP_UNUSE_MAX_TRIES 3
int try_to_unuse(unsigned int type, bool frontswap,
unsigned long pages_to_unuse)
{
@@ -2035,7 +2034,6 @@ int try_to_unuse(unsigned int type, bool frontswap,
struct page *page;
swp_entry_t entry;
unsigned int i;
- int retries = 0;
if (!si->inuse_pages)
return 0;
@@ -2053,11 +2051,9 @@ retry:
spin_lock(&mmlist_lock);
p = &init_mm.mmlist;
- while ((p = p->next) != &init_mm.mmlist) {
- if (signal_pending(current)) {
- retval = -EINTR;
- break;
- }
+ while (si->inuse_pages &&
+ !signal_pending(current) &&
+ (p = p->next) != &init_mm.mmlist) {
mm = list_entry(p, struct mm_struct, mmlist);
if (!mmget_not_zero(mm))
@@ -2084,7 +2080,9 @@ retry:
mmput(prev_mm);
i = 0;
- while ((i = find_next_to_unuse(si, i, frontswap)) != 0) {
+ while (si->inuse_pages &&
+ !signal_pending(current) &&
+ (i = find_next_to_unuse(si, i, frontswap)) != 0) {
entry = swp_entry(type, i);
page = find_get_page(swap_address_space(entry), i);
@@ -2117,14 +2115,18 @@ retry:
* If yes, we would need to do retry the unuse logic again.
* Under global memory pressure, swap entries can be reinserted back
* into process space after the mmlist loop above passes over them.
- * Its not worth continuosuly retrying to unuse the swap in this case.
- * So we try SWAP_UNUSE_MAX_TRIES times.
+ *
+ * Limit the number of retries? No: when mmget_not_zero() above fails,
+ * that mm is likely to be freeing swap from exit_mmap(), which proceeds
+ * at its own independent pace; and even shmem_writepage() could have
+ * been preempted after get_swap_page(), temporarily hiding that swap.
+ * It's easy and robust (though cpu-intensive) just to keep retrying.
*/
- if (++retries >= SWAP_UNUSE_MAX_TRIES)
- retval = -EBUSY;
- else if (si->inuse_pages)
- goto retry;
-
+ if (si->inuse_pages) {
+ if (!signal_pending(current))
+ goto retry;
+ retval = -EINTR;
+ }
out:
return (retval == FRONTSWAP_PAGES_UNUSED) ? 0 : retval;
}
diff --git a/mm/vmscan.c b/mm/vmscan.c
index a5ad0b35ab8e..a815f73ee4d5 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -2176,7 +2176,6 @@ static void shrink_active_list(unsigned long nr_to_scan,
* 10TB 320 32GB
*/
static bool inactive_list_is_low(struct lruvec *lruvec, bool file,
- struct mem_cgroup *memcg,
struct scan_control *sc, bool actual_reclaim)
{
enum lru_list active_lru = file * LRU_FILE + LRU_ACTIVE;
@@ -2197,16 +2196,12 @@ static bool inactive_list_is_low(struct lruvec *lruvec, bool file,
inactive = lruvec_lru_size(lruvec, inactive_lru, sc->reclaim_idx);
active = lruvec_lru_size(lruvec, active_lru, sc->reclaim_idx);
- if (memcg)
- refaults = memcg_page_state(memcg, WORKINGSET_ACTIVATE);
- else
- refaults = node_page_state(pgdat, WORKINGSET_ACTIVATE);
-
/*
* When refaults are being observed, it means a new workingset
* is being established. Disable active list protection to get
* rid of the stale workingset quickly.
*/
+ refaults = lruvec_page_state(lruvec, WORKINGSET_ACTIVATE);
if (file && actual_reclaim && lruvec->refaults != refaults) {
inactive_ratio = 0;
} else {
@@ -2227,12 +2222,10 @@ static bool inactive_list_is_low(struct lruvec *lruvec, bool file,
}
static unsigned long shrink_list(enum lru_list lru, unsigned long nr_to_scan,
- struct lruvec *lruvec, struct mem_cgroup *memcg,
- struct scan_control *sc)
+ struct lruvec *lruvec, struct scan_control *sc)
{
if (is_active_lru(lru)) {
- if (inactive_list_is_low(lruvec, is_file_lru(lru),
- memcg, sc, true))
+ if (inactive_list_is_low(lruvec, is_file_lru(lru), sc, true))
shrink_active_list(nr_to_scan, lruvec, sc, lru);
return 0;
}
@@ -2332,7 +2325,7 @@ static void get_scan_count(struct lruvec *lruvec, struct mem_cgroup *memcg,
* anonymous pages on the LRU in eligible zones.
* Otherwise, the small LRU gets thrashed.
*/
- if (!inactive_list_is_low(lruvec, false, memcg, sc, false) &&
+ if (!inactive_list_is_low(lruvec, false, sc, false) &&
lruvec_lru_size(lruvec, LRU_INACTIVE_ANON, sc->reclaim_idx)
>> sc->priority) {
scan_balance = SCAN_ANON;
@@ -2350,7 +2343,7 @@ static void get_scan_count(struct lruvec *lruvec, struct mem_cgroup *memcg,
* lruvec even if it has plenty of old anonymous pages unless the
* system is under heavy pressure.
*/
- if (!inactive_list_is_low(lruvec, true, memcg, sc, false) &&
+ if (!inactive_list_is_low(lruvec, true, sc, false) &&
lruvec_lru_size(lruvec, LRU_INACTIVE_FILE, sc->reclaim_idx) >> sc->priority) {
scan_balance = SCAN_FILE;
goto out;
@@ -2503,7 +2496,7 @@ static void shrink_node_memcg(struct pglist_data *pgdat, struct mem_cgroup *memc
nr[lru] -= nr_to_scan;
nr_reclaimed += shrink_list(lru, nr_to_scan,
- lruvec, memcg, sc);
+ lruvec, sc);
}
}
@@ -2570,7 +2563,7 @@ static void shrink_node_memcg(struct pglist_data *pgdat, struct mem_cgroup *memc
* Even if we did not try to evict anon pages at all, we want to
* rebalance the anon lru active/inactive ratio.
*/
- if (inactive_list_is_low(lruvec, false, memcg, sc, true))
+ if (inactive_list_is_low(lruvec, false, sc, true))
shrink_active_list(SWAP_CLUSTER_MAX, lruvec,
sc, LRU_ACTIVE_ANON);
}
@@ -2969,12 +2962,8 @@ static void snapshot_refaults(struct mem_cgroup *root_memcg, pg_data_t *pgdat)
unsigned long refaults;
struct lruvec *lruvec;
- if (memcg)
- refaults = memcg_page_state(memcg, WORKINGSET_ACTIVATE);
- else
- refaults = node_page_state(pgdat, WORKINGSET_ACTIVATE);
-
lruvec = mem_cgroup_lruvec(pgdat, memcg);
+ refaults = lruvec_page_state(lruvec, WORKINGSET_ACTIVATE);
lruvec->refaults = refaults;
} while ((memcg = mem_cgroup_iter(root_memcg, memcg, NULL)));
}
@@ -3339,7 +3328,7 @@ static void age_active_anon(struct pglist_data *pgdat,
do {
struct lruvec *lruvec = mem_cgroup_lruvec(pgdat, memcg);
- if (inactive_list_is_low(lruvec, false, memcg, sc, true))
+ if (inactive_list_is_low(lruvec, false, sc, true))
shrink_active_list(SWAP_CLUSTER_MAX, lruvec,
sc, LRU_ACTIVE_ANON);
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 36b56f858f0f..a7d493366a65 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1274,13 +1274,8 @@ const char * const vmstat_text[] = {
#endif
#endif /* CONFIG_MEMORY_BALLOON */
#ifdef CONFIG_DEBUG_TLBFLUSH
-#ifdef CONFIG_SMP
"nr_tlb_remote_flush",
"nr_tlb_remote_flush_received",
-#else
- "", /* nr_tlb_remote_flush */
- "", /* nr_tlb_remote_flush_received */
-#endif /* CONFIG_SMP */
"nr_tlb_local_flush_all",
"nr_tlb_local_flush_one",
#endif /* CONFIG_DEBUG_TLBFLUSH */
diff --git a/net/bridge/netfilter/ebtables.c b/net/bridge/netfilter/ebtables.c
index 383f0328ff68..4e0091311d40 100644
--- a/net/bridge/netfilter/ebtables.c
+++ b/net/bridge/netfilter/ebtables.c
@@ -2027,7 +2027,8 @@ static int ebt_size_mwt(struct compat_ebt_entry_mwt *match32,
if (match_kern)
match_kern->match_size = ret;
- if (WARN_ON(type == EBT_COMPAT_TARGET && size_left))
+ /* rule should have no remaining data after target */
+ if (type == EBT_COMPAT_TARGET && size_left)
return -EINVAL;
match32 = (struct compat_ebt_entry_mwt *) buf;
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index d9b5aa2290d6..4950adeb05c0 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1198,25 +1198,39 @@ static struct dst_entry *ipv4_dst_check(struct dst_entry *dst, u32 cookie)
return dst;
}
-static void ipv4_link_failure(struct sk_buff *skb)
+static void ipv4_send_dest_unreach(struct sk_buff *skb)
{
struct ip_options opt;
- struct rtable *rt;
int res;
/* Recompile ip options since IPCB may not be valid anymore.
+ * Also check we have a reasonable ipv4 header.
*/
- memset(&opt, 0, sizeof(opt));
- opt.optlen = ip_hdr(skb)->ihl*4 - sizeof(struct iphdr);
+ if (!pskb_network_may_pull(skb, sizeof(struct iphdr)) ||
+ ip_hdr(skb)->version != 4 || ip_hdr(skb)->ihl < 5)
+ return;
- rcu_read_lock();
- res = __ip_options_compile(dev_net(skb->dev), &opt, skb, NULL);
- rcu_read_unlock();
+ memset(&opt, 0, sizeof(opt));
+ if (ip_hdr(skb)->ihl > 5) {
+ if (!pskb_network_may_pull(skb, ip_hdr(skb)->ihl * 4))
+ return;
+ opt.optlen = ip_hdr(skb)->ihl * 4 - sizeof(struct iphdr);
- if (res)
- return;
+ rcu_read_lock();
+ res = __ip_options_compile(dev_net(skb->dev), &opt, skb, NULL);
+ rcu_read_unlock();
+ if (res)
+ return;
+ }
__icmp_send(skb, ICMP_DEST_UNREACH, ICMP_HOST_UNREACH, 0, &opt);
+}
+
+static void ipv4_link_failure(struct sk_buff *skb)
+{
+ struct rtable *rt;
+
+ ipv4_send_dest_unreach(skb);
rt = skb_rtable(skb);
if (rt)
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 2316c08e9591..875867b64d6a 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -49,6 +49,7 @@ static int ip_ping_group_range_min[] = { 0, 0 };
static int ip_ping_group_range_max[] = { GID_T_MAX, GID_T_MAX };
static int comp_sack_nr_max = 255;
static u32 u32_max_div_HZ = UINT_MAX / HZ;
+static int one_day_secs = 24 * 3600;
/* obsolete */
static int sysctl_tcp_low_latency __read_mostly;
@@ -1160,7 +1161,9 @@ static struct ctl_table ipv4_net_table[] = {
.data = &init_net.ipv4.sysctl_tcp_min_rtt_wlen,
.maxlen = sizeof(int),
.mode = 0644,
- .proc_handler = proc_dointvec
+ .proc_handler = proc_dointvec_minmax,
+ .extra1 = &zero,
+ .extra2 = &one_day_secs
},
{
.procname = "tcp_autocorking",
diff --git a/net/ipv6/addrlabel.c b/net/ipv6/addrlabel.c
index d43d076c98f5..1766325423b5 100644
--- a/net/ipv6/addrlabel.c
+++ b/net/ipv6/addrlabel.c
@@ -476,7 +476,7 @@ static int ip6addrlbl_valid_dump_req(const struct nlmsghdr *nlh,
}
if (nlmsg_attrlen(nlh, sizeof(*ifal))) {
- NL_SET_ERR_MSG_MOD(extack, "Invalid data after header for address label dump requewst");
+ NL_SET_ERR_MSG_MOD(extack, "Invalid data after header for address label dump request");
return -EINVAL;
}
diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c
index dc07fcc7938e..802db01e3075 100644
--- a/net/ncsi/ncsi-rsp.c
+++ b/net/ncsi/ncsi-rsp.c
@@ -11,6 +11,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
#include <linux/skbuff.h>
#include <net/ncsi.h>
@@ -667,7 +668,10 @@ static int ncsi_rsp_handler_oem_bcm_gma(struct ncsi_request *nr)
ndev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
memcpy(saddr.sa_data, &rsp->data[BCM_MAC_ADDR_OFFSET], ETH_ALEN);
/* Increase mac address by 1 for BMC's address */
- saddr.sa_data[ETH_ALEN - 1]++;
+ eth_addr_inc((u8 *)saddr.sa_data);
+ if (!is_valid_ether_addr((const u8 *)saddr.sa_data))
+ return -ENXIO;
+
ret = ops->ndo_set_mac_address(ndev, &saddr);
if (ret < 0)
netdev_warn(ndev, "NCSI: 'Writing mac address to device failed\n");
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index 43bbaa32b1d6..14457551bcb4 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -1678,7 +1678,7 @@ ip_vs_in_icmp(struct netns_ipvs *ipvs, struct sk_buff *skb, int *related,
if (!cp) {
int v;
- if (!sysctl_schedule_icmp(ipvs))
+ if (ipip || !sysctl_schedule_icmp(ipvs))
return NF_ACCEPT;
if (!ip_vs_try_to_schedule(ipvs, AF_INET, skb, pd, &v, &cp, &ciph))
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index 82bfbeef46af..2a714527cde1 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -25,6 +25,7 @@
#include <linux/slab.h>
#include <linux/random.h>
#include <linux/jhash.h>
+#include <linux/siphash.h>
#include <linux/err.h>
#include <linux/percpu.h>
#include <linux/moduleparam.h>
@@ -449,6 +450,40 @@ nf_ct_invert_tuple(struct nf_conntrack_tuple *inverse,
}
EXPORT_SYMBOL_GPL(nf_ct_invert_tuple);
+/* Generate a almost-unique pseudo-id for a given conntrack.
+ *
+ * intentionally doesn't re-use any of the seeds used for hash
+ * table location, we assume id gets exposed to userspace.
+ *
+ * Following nf_conn items do not change throughout lifetime
+ * of the nf_conn after it has been committed to main hash table:
+ *
+ * 1. nf_conn address
+ * 2. nf_conn->ext address
+ * 3. nf_conn->master address (normally NULL)
+ * 4. tuple
+ * 5. the associated net namespace
+ */
+u32 nf_ct_get_id(const struct nf_conn *ct)
+{
+ static __read_mostly siphash_key_t ct_id_seed;
+ unsigned long a, b, c, d;
+
+ net_get_random_once(&ct_id_seed, sizeof(ct_id_seed));
+
+ a = (unsigned long)ct;
+ b = (unsigned long)ct->master ^ net_hash_mix(nf_ct_net(ct));
+ c = (unsigned long)ct->ext;
+ d = (unsigned long)siphash(&ct->tuplehash, sizeof(ct->tuplehash),
+ &ct_id_seed);
+#ifdef CONFIG_64BIT
+ return siphash_4u64((u64)a, (u64)b, (u64)c, (u64)d, &ct_id_seed);
+#else
+ return siphash_4u32((u32)a, (u32)b, (u32)c, (u32)d, &ct_id_seed);
+#endif
+}
+EXPORT_SYMBOL_GPL(nf_ct_get_id);
+
static void
clean_from_lists(struct nf_conn *ct)
{
@@ -982,12 +1017,9 @@ __nf_conntrack_confirm(struct sk_buff *skb)
/* set conntrack timestamp, if enabled. */
tstamp = nf_conn_tstamp_find(ct);
- if (tstamp) {
- if (skb->tstamp == 0)
- __net_timestamp(skb);
+ if (tstamp)
+ tstamp->start = ktime_get_real_ns();
- tstamp->start = ktime_to_ns(skb->tstamp);
- }
/* Since the lookup is lockless, hash insertion must be done after
* starting the timer and setting the CONFIRMED bit. The RCU barriers
* guarantee that no other CPU can find the conntrack before the above
@@ -1350,6 +1382,7 @@ __nf_conntrack_alloc(struct net *net,
/* save hash for reusing when confirming */
*(unsigned long *)(&ct->tuplehash[IP_CT_DIR_REPLY].hnnode.pprev) = hash;
ct->status = 0;
+ ct->timeout = 0;
write_pnet(&ct->ct_net, net);
memset(&ct->__nfct_init_offset[0], 0,
offsetof(struct nf_conn, proto) -
diff --git a/net/netfilter/nf_conntrack_netlink.c b/net/netfilter/nf_conntrack_netlink.c
index 32fe3060375a..d547a777192f 100644
--- a/net/netfilter/nf_conntrack_netlink.c
+++ b/net/netfilter/nf_conntrack_netlink.c
@@ -29,6 +29,7 @@
#include <linux/spinlock.h>
#include <linux/interrupt.h>
#include <linux/slab.h>
+#include <linux/siphash.h>
#include <linux/netfilter.h>
#include <net/netlink.h>
@@ -485,7 +486,9 @@ nla_put_failure:
static int ctnetlink_dump_id(struct sk_buff *skb, const struct nf_conn *ct)
{
- if (nla_put_be32(skb, CTA_ID, htonl((unsigned long)ct)))
+ __be32 id = (__force __be32)nf_ct_get_id(ct);
+
+ if (nla_put_be32(skb, CTA_ID, id))
goto nla_put_failure;
return 0;
@@ -1286,8 +1289,9 @@ static int ctnetlink_del_conntrack(struct net *net, struct sock *ctnl,
}
if (cda[CTA_ID]) {
- u_int32_t id = ntohl(nla_get_be32(cda[CTA_ID]));
- if (id != (u32)(unsigned long)ct) {
+ __be32 id = nla_get_be32(cda[CTA_ID]);
+
+ if (id != (__force __be32)nf_ct_get_id(ct)) {
nf_ct_put(ct);
return -ENOENT;
}
@@ -2692,6 +2696,25 @@ nla_put_failure:
static const union nf_inet_addr any_addr;
+static __be32 nf_expect_get_id(const struct nf_conntrack_expect *exp)
+{
+ static __read_mostly siphash_key_t exp_id_seed;
+ unsigned long a, b, c, d;
+
+ net_get_random_once(&exp_id_seed, sizeof(exp_id_seed));
+
+ a = (unsigned long)exp;
+ b = (unsigned long)exp->helper;
+ c = (unsigned long)exp->master;
+ d = (unsigned long)siphash(&exp->tuple, sizeof(exp->tuple), &exp_id_seed);
+
+#ifdef CONFIG_64BIT
+ return (__force __be32)siphash_4u64((u64)a, (u64)b, (u64)c, (u64)d, &exp_id_seed);
+#else
+ return (__force __be32)siphash_4u32((u32)a, (u32)b, (u32)c, (u32)d, &exp_id_seed);
+#endif
+}
+
static int
ctnetlink_exp_dump_expect(struct sk_buff *skb,
const struct nf_conntrack_expect *exp)
@@ -2739,7 +2762,7 @@ ctnetlink_exp_dump_expect(struct sk_buff *skb,
}
#endif
if (nla_put_be32(skb, CTA_EXPECT_TIMEOUT, htonl(timeout)) ||
- nla_put_be32(skb, CTA_EXPECT_ID, htonl((unsigned long)exp)) ||
+ nla_put_be32(skb, CTA_EXPECT_ID, nf_expect_get_id(exp)) ||
nla_put_be32(skb, CTA_EXPECT_FLAGS, htonl(exp->flags)) ||
nla_put_be32(skb, CTA_EXPECT_CLASS, htonl(exp->class)))
goto nla_put_failure;
@@ -3044,7 +3067,8 @@ static int ctnetlink_get_expect(struct net *net, struct sock *ctnl,
if (cda[CTA_EXPECT_ID]) {
__be32 id = nla_get_be32(cda[CTA_EXPECT_ID]);
- if (ntohl(id) != (u32)(unsigned long)exp) {
+
+ if (id != nf_expect_get_id(exp)) {
nf_ct_expect_put(exp);
return -ENOENT;
}
diff --git a/net/netfilter/nf_conntrack_proto.c b/net/netfilter/nf_conntrack_proto.c
index b9403a266a2e..37bb530d848f 100644
--- a/net/netfilter/nf_conntrack_proto.c
+++ b/net/netfilter/nf_conntrack_proto.c
@@ -55,7 +55,7 @@ void nf_l4proto_log_invalid(const struct sk_buff *skb,
struct va_format vaf;
va_list args;
- if (net->ct.sysctl_log_invalid != protonum ||
+ if (net->ct.sysctl_log_invalid != protonum &&
net->ct.sysctl_log_invalid != IPPROTO_RAW)
return;
diff --git a/net/netfilter/nf_conntrack_proto_icmp.c b/net/netfilter/nf_conntrack_proto_icmp.c
index 7df477996b16..9becac953587 100644
--- a/net/netfilter/nf_conntrack_proto_icmp.c
+++ b/net/netfilter/nf_conntrack_proto_icmp.c
@@ -103,49 +103,94 @@ int nf_conntrack_icmp_packet(struct nf_conn *ct,
return NF_ACCEPT;
}
-/* Returns conntrack if it dealt with ICMP, and filled in skb fields */
-static int
-icmp_error_message(struct nf_conn *tmpl, struct sk_buff *skb,
- const struct nf_hook_state *state)
+/* Check inner header is related to any of the existing connections */
+int nf_conntrack_inet_error(struct nf_conn *tmpl, struct sk_buff *skb,
+ unsigned int dataoff,
+ const struct nf_hook_state *state,
+ u8 l4proto, union nf_inet_addr *outer_daddr)
{
struct nf_conntrack_tuple innertuple, origtuple;
const struct nf_conntrack_tuple_hash *h;
const struct nf_conntrack_zone *zone;
enum ip_conntrack_info ctinfo;
struct nf_conntrack_zone tmp;
+ union nf_inet_addr *ct_daddr;
+ enum ip_conntrack_dir dir;
+ struct nf_conn *ct;
WARN_ON(skb_nfct(skb));
zone = nf_ct_zone_tmpl(tmpl, skb, &tmp);
/* Are they talking about one of our connections? */
- if (!nf_ct_get_tuplepr(skb,
- skb_network_offset(skb) + ip_hdrlen(skb)
- + sizeof(struct icmphdr),
- PF_INET, state->net, &origtuple)) {
- pr_debug("icmp_error_message: failed to get tuple\n");
+ if (!nf_ct_get_tuplepr(skb, dataoff,
+ state->pf, state->net, &origtuple))
return -NF_ACCEPT;
- }
/* Ordinarily, we'd expect the inverted tupleproto, but it's
been preserved inside the ICMP. */
- if (!nf_ct_invert_tuple(&innertuple, &origtuple)) {
- pr_debug("icmp_error_message: no match\n");
+ if (!nf_ct_invert_tuple(&innertuple, &origtuple))
return -NF_ACCEPT;
- }
-
- ctinfo = IP_CT_RELATED;
h = nf_conntrack_find_get(state->net, zone, &innertuple);
- if (!h) {
- pr_debug("icmp_error_message: no match\n");
+ if (!h)
+ return -NF_ACCEPT;
+
+ /* Consider: A -> T (=This machine) -> B
+ * Conntrack entry will look like this:
+ * Original: A->B
+ * Reply: B->T (SNAT case) OR A
+ *
+ * When this function runs, we got packet that looks like this:
+ * iphdr|icmphdr|inner_iphdr|l4header (tcp, udp, ..).
+ *
+ * Above nf_conntrack_find_get() makes lookup based on inner_hdr,
+ * so we should expect that destination of the found connection
+ * matches outer header destination address.
+ *
+ * In above example, we can consider these two cases:
+ * 1. Error coming in reply direction from B or M (middle box) to
+ * T (SNAT case) or A.
+ * Inner saddr will be B, dst will be T or A.
+ * The found conntrack will be reply tuple (B->T/A).
+ * 2. Error coming in original direction from A or M to B.
+ * Inner saddr will be A, inner daddr will be B.
+ * The found conntrack will be original tuple (A->B).
+ *
+ * In both cases, conntrack[dir].dst == inner.dst.
+ *
+ * A bogus packet could look like this:
+ * Inner: B->T
+ * Outer: B->X (other machine reachable by T).
+ *
+ * In this case, lookup yields connection A->B and will
+ * set packet from B->X as *RELATED*, even though no connection
+ * from X was ever seen.
+ */
+ ct = nf_ct_tuplehash_to_ctrack(h);
+ dir = NF_CT_DIRECTION(h);
+ ct_daddr = &ct->tuplehash[dir].tuple.dst.u3;
+ if (!nf_inet_addr_cmp(outer_daddr, ct_daddr)) {
+ if (state->pf == AF_INET) {
+ nf_l4proto_log_invalid(skb, state->net, state->pf,
+ l4proto,
+ "outer daddr %pI4 != inner %pI4",
+ &outer_daddr->ip, &ct_daddr->ip);
+ } else if (state->pf == AF_INET6) {
+ nf_l4proto_log_invalid(skb, state->net, state->pf,
+ l4proto,
+ "outer daddr %pI6 != inner %pI6",
+ &outer_daddr->ip6, &ct_daddr->ip6);
+ }
+ nf_ct_put(ct);
return -NF_ACCEPT;
}
- if (NF_CT_DIRECTION(h) == IP_CT_DIR_REPLY)
+ ctinfo = IP_CT_RELATED;
+ if (dir == IP_CT_DIR_REPLY)
ctinfo += IP_CT_IS_REPLY;
/* Update skb to refer to this connection */
- nf_ct_set(skb, nf_ct_tuplehash_to_ctrack(h), ctinfo);
+ nf_ct_set(skb, ct, ctinfo);
return NF_ACCEPT;
}
@@ -162,11 +207,12 @@ int nf_conntrack_icmpv4_error(struct nf_conn *tmpl,
struct sk_buff *skb, unsigned int dataoff,
const struct nf_hook_state *state)
{
+ union nf_inet_addr outer_daddr;
const struct icmphdr *icmph;
struct icmphdr _ih;
/* Not enough header? */
- icmph = skb_header_pointer(skb, ip_hdrlen(skb), sizeof(_ih), &_ih);
+ icmph = skb_header_pointer(skb, dataoff, sizeof(_ih), &_ih);
if (icmph == NULL) {
icmp_error_log(skb, state, "short packet");
return -NF_ACCEPT;
@@ -199,7 +245,12 @@ int nf_conntrack_icmpv4_error(struct nf_conn *tmpl,
icmph->type != ICMP_REDIRECT)
return NF_ACCEPT;
- return icmp_error_message(tmpl, skb, state);
+ memset(&outer_daddr, 0, sizeof(outer_daddr));
+ outer_daddr.ip = ip_hdr(skb)->daddr;
+
+ dataoff += sizeof(*icmph);
+ return nf_conntrack_inet_error(tmpl, skb, dataoff, state,
+ IPPROTO_ICMP, &outer_daddr);
}
#if IS_ENABLED(CONFIG_NF_CT_NETLINK)
diff --git a/net/netfilter/nf_conntrack_proto_icmpv6.c b/net/netfilter/nf_conntrack_proto_icmpv6.c
index bec4a3211658..c63ee3612855 100644
--- a/net/netfilter/nf_conntrack_proto_icmpv6.c
+++ b/net/netfilter/nf_conntrack_proto_icmpv6.c
@@ -123,51 +123,6 @@ int nf_conntrack_icmpv6_packet(struct nf_conn *ct,
return NF_ACCEPT;
}
-static int
-icmpv6_error_message(struct net *net, struct nf_conn *tmpl,
- struct sk_buff *skb,
- unsigned int icmp6off)
-{
- struct nf_conntrack_tuple intuple, origtuple;
- const struct nf_conntrack_tuple_hash *h;
- enum ip_conntrack_info ctinfo;
- struct nf_conntrack_zone tmp;
-
- WARN_ON(skb_nfct(skb));
-
- /* Are they talking about one of our connections? */
- if (!nf_ct_get_tuplepr(skb,
- skb_network_offset(skb)
- + sizeof(struct ipv6hdr)
- + sizeof(struct icmp6hdr),
- PF_INET6, net, &origtuple)) {
- pr_debug("icmpv6_error: Can't get tuple\n");
- return -NF_ACCEPT;
- }
-
- /* Ordinarily, we'd expect the inverted tupleproto, but it's
- been preserved inside the ICMP. */
- if (!nf_ct_invert_tuple(&intuple, &origtuple)) {
- pr_debug("icmpv6_error: Can't invert tuple\n");
- return -NF_ACCEPT;
- }
-
- ctinfo = IP_CT_RELATED;
-
- h = nf_conntrack_find_get(net, nf_ct_zone_tmpl(tmpl, skb, &tmp),
- &intuple);
- if (!h) {
- pr_debug("icmpv6_error: no match\n");
- return -NF_ACCEPT;
- } else {
- if (NF_CT_DIRECTION(h) == IP_CT_DIR_REPLY)
- ctinfo += IP_CT_IS_REPLY;
- }
-
- /* Update skb to refer to this connection */
- nf_ct_set(skb, nf_ct_tuplehash_to_ctrack(h), ctinfo);
- return NF_ACCEPT;
-}
static void icmpv6_error_log(const struct sk_buff *skb,
const struct nf_hook_state *state,
@@ -182,6 +137,7 @@ int nf_conntrack_icmpv6_error(struct nf_conn *tmpl,
unsigned int dataoff,
const struct nf_hook_state *state)
{
+ union nf_inet_addr outer_daddr;
const struct icmp6hdr *icmp6h;
struct icmp6hdr _ih;
int type;
@@ -210,7 +166,11 @@ int nf_conntrack_icmpv6_error(struct nf_conn *tmpl,
if (icmp6h->icmp6_type >= 128)
return NF_ACCEPT;
- return icmpv6_error_message(state->net, tmpl, skb, dataoff);
+ memcpy(&outer_daddr.ip6, &ipv6_hdr(skb)->daddr,
+ sizeof(outer_daddr.ip6));
+ dataoff += sizeof(*icmp6h);
+ return nf_conntrack_inet_error(tmpl, skb, dataoff, state,
+ IPPROTO_ICMPV6, &outer_daddr);
}
#if IS_ENABLED(CONFIG_NF_CT_NETLINK)
diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c
index a9ec49edd7f4..715e3d4d761b 100644
--- a/net/netfilter/nf_nat_core.c
+++ b/net/netfilter/nf_nat_core.c
@@ -415,9 +415,14 @@ static void nf_nat_l4proto_unique_tuple(struct nf_conntrack_tuple *tuple,
case IPPROTO_ICMPV6:
/* id is same for either direction... */
keyptr = &tuple->src.u.icmp.id;
- min = range->min_proto.icmp.id;
- range_size = ntohs(range->max_proto.icmp.id) -
- ntohs(range->min_proto.icmp.id) + 1;
+ if (!(range->flags & NF_NAT_RANGE_PROTO_SPECIFIED)) {
+ min = 0;
+ range_size = 65536;
+ } else {
+ min = ntohs(range->min_proto.icmp.id);
+ range_size = ntohs(range->max_proto.icmp.id) -
+ ntohs(range->min_proto.icmp.id) + 1;
+ }
goto find_free_id;
#if IS_ENABLED(CONFIG_NF_CT_PROTO_GRE)
case IPPROTO_GRE:
diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c
index e058273c5dde..9d888dc6be38 100644
--- a/net/netfilter/nf_tables_api.c
+++ b/net/netfilter/nf_tables_api.c
@@ -1544,7 +1544,7 @@ static int nft_chain_parse_hook(struct net *net,
if (IS_ERR(type))
return PTR_ERR(type);
}
- if (!(type->hook_mask & (1 << hook->num)))
+ if (hook->num > NF_MAX_HOOKS || !(type->hook_mask & (1 << hook->num)))
return -EOPNOTSUPP;
if (type->type == NFT_CHAIN_T_NAT &&
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index b1f9c5303f02..0b3347570265 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -540,7 +540,7 @@ __build_packet_message(struct nfnl_log_net *log,
goto nla_put_failure;
}
- if (skb->tstamp) {
+ if (hooknum <= NF_INET_FORWARD && skb->tstamp) {
struct nfulnl_msg_packet_timestamp ts;
struct timespec64 kts = ktime_to_timespec64(skb->tstamp);
ts.sec = cpu_to_be64(kts.tv_sec);
diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c
index 0dcc3592d053..e057b2961d31 100644
--- a/net/netfilter/nfnetlink_queue.c
+++ b/net/netfilter/nfnetlink_queue.c
@@ -582,7 +582,7 @@ nfqnl_build_packet_message(struct net *net, struct nfqnl_instance *queue,
if (nfqnl_put_bridge(entry, skb) < 0)
goto nla_put_failure;
- if (entskb->tstamp) {
+ if (entry->state.hook <= NF_INET_FORWARD && entskb->tstamp) {
struct nfqnl_msg_packet_timestamp ts;
struct timespec64 kts = ktime_to_timespec64(entskb->tstamp);
diff --git a/net/netfilter/xt_time.c b/net/netfilter/xt_time.c
index c13bcd0ab491..8dbb4d48f2ed 100644
--- a/net/netfilter/xt_time.c
+++ b/net/netfilter/xt_time.c
@@ -163,19 +163,24 @@ time_mt(const struct sk_buff *skb, struct xt_action_param *par)
s64 stamp;
/*
- * We cannot use get_seconds() instead of __net_timestamp() here.
+ * We need real time here, but we can neither use skb->tstamp
+ * nor __net_timestamp().
+ *
+ * skb->tstamp and skb->skb_mstamp_ns overlap, however, they
+ * use different clock types (real vs monotonic).
+ *
* Suppose you have two rules:
- * 1. match before 13:00
- * 2. match after 13:00
+ * 1. match before 13:00
+ * 2. match after 13:00
+ *
* If you match against processing time (get_seconds) it
* may happen that the same packet matches both rules if
- * it arrived at the right moment before 13:00.
+ * it arrived at the right moment before 13:00, so it would be
+ * better to check skb->tstamp and set it via __net_timestamp()
+ * if needed. This however breaks outgoing packets tx timestamp,
+ * and causes them to get delayed forever by fq packet scheduler.
*/
- if (skb->tstamp == 0)
- __net_timestamp((struct sk_buff *)skb);
-
- stamp = ktime_to_ns(skb->tstamp);
- stamp = div_s64(stamp, NSEC_PER_SEC);
+ stamp = get_seconds();
if (info->flags & XT_TIME_LOCAL_TZ)
/* Adjust for local timezone */
diff --git a/net/rds/ib_fmr.c b/net/rds/ib_fmr.c
index 31cf37da4510..93c0437e6a5f 100644
--- a/net/rds/ib_fmr.c
+++ b/net/rds/ib_fmr.c
@@ -44,6 +44,17 @@ struct rds_ib_mr *rds_ib_alloc_fmr(struct rds_ib_device *rds_ibdev, int npages)
else
pool = rds_ibdev->mr_1m_pool;
+ if (atomic_read(&pool->dirty_count) >= pool->max_items / 10)
+ queue_delayed_work(rds_ib_mr_wq, &pool->flush_worker, 10);
+
+ /* Switch pools if one of the pool is reaching upper limit */
+ if (atomic_read(&pool->dirty_count) >= pool->max_items * 9 / 10) {
+ if (pool->pool_type == RDS_IB_MR_8K_POOL)
+ pool = rds_ibdev->mr_1m_pool;
+ else
+ pool = rds_ibdev->mr_8k_pool;
+ }
+
ibmr = rds_ib_try_reuse_ibmr(pool);
if (ibmr)
return ibmr;
diff --git a/net/rds/ib_rdma.c b/net/rds/ib_rdma.c
index 63c8d107adcf..d664e9ade74d 100644
--- a/net/rds/ib_rdma.c
+++ b/net/rds/ib_rdma.c
@@ -454,9 +454,6 @@ struct rds_ib_mr *rds_ib_try_reuse_ibmr(struct rds_ib_mr_pool *pool)
struct rds_ib_mr *ibmr = NULL;
int iter = 0;
- if (atomic_read(&pool->dirty_count) >= pool->max_items_soft / 10)
- queue_delayed_work(rds_ib_mr_wq, &pool->flush_worker, 10);
-
while (1) {
ibmr = rds_ib_reuse_mr(pool);
if (ibmr)
diff --git a/net/rose/rose_loopback.c b/net/rose/rose_loopback.c
index 7af4f99c4a93..094a6621f8e8 100644
--- a/net/rose/rose_loopback.c
+++ b/net/rose/rose_loopback.c
@@ -16,6 +16,7 @@
#include <linux/init.h>
static struct sk_buff_head loopback_queue;
+#define ROSE_LOOPBACK_LIMIT 1000
static struct timer_list loopback_timer;
static void rose_set_loopback_timer(void);
@@ -35,29 +36,27 @@ static int rose_loopback_running(void)
int rose_loopback_queue(struct sk_buff *skb, struct rose_neigh *neigh)
{
- struct sk_buff *skbn;
+ struct sk_buff *skbn = NULL;
- skbn = skb_clone(skb, GFP_ATOMIC);
+ if (skb_queue_len(&loopback_queue) < ROSE_LOOPBACK_LIMIT)
+ skbn = skb_clone(skb, GFP_ATOMIC);
- kfree_skb(skb);
-
- if (skbn != NULL) {
+ if (skbn) {
+ consume_skb(skb);
skb_queue_tail(&loopback_queue, skbn);
if (!rose_loopback_running())
rose_set_loopback_timer();
+ } else {
+ kfree_skb(skb);
}
return 1;
}
-
static void rose_set_loopback_timer(void)
{
- del_timer(&loopback_timer);
-
- loopback_timer.expires = jiffies + 10;
- add_timer(&loopback_timer);
+ mod_timer(&loopback_timer, jiffies + 10);
}
static void rose_loopback_timer(struct timer_list *unused)
@@ -68,8 +67,12 @@ static void rose_loopback_timer(struct timer_list *unused)
struct sock *sk;
unsigned short frametype;
unsigned int lci_i, lci_o;
+ int count;
- while ((skb = skb_dequeue(&loopback_queue)) != NULL) {
+ for (count = 0; count < ROSE_LOOPBACK_LIMIT; count++) {
+ skb = skb_dequeue(&loopback_queue);
+ if (!skb)
+ return;
if (skb->len < ROSE_MIN_LEN) {
kfree_skb(skb);
continue;
@@ -106,6 +109,8 @@ static void rose_loopback_timer(struct timer_list *unused)
kfree_skb(skb);
}
}
+ if (!skb_queue_empty(&loopback_queue))
+ mod_timer(&loopback_timer, jiffies + 1);
}
void __exit rose_loopback_clear(void)
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c
index 4c6f9d0a00e7..c2c35cf4e308 100644
--- a/net/rxrpc/input.c
+++ b/net/rxrpc/input.c
@@ -1161,19 +1161,19 @@ int rxrpc_extract_header(struct rxrpc_skb_priv *sp, struct sk_buff *skb)
* handle data received on the local endpoint
* - may be called in interrupt context
*
- * The socket is locked by the caller and this prevents the socket from being
- * shut down and the local endpoint from going away, thus sk_user_data will not
- * be cleared until this function returns.
+ * [!] Note that as this is called from the encap_rcv hook, the socket is not
+ * held locked by the caller and nothing prevents sk_user_data on the UDP from
+ * being cleared in the middle of processing this function.
*
* Called with the RCU read lock held from the IP layer via UDP.
*/
int rxrpc_input_packet(struct sock *udp_sk, struct sk_buff *skb)
{
+ struct rxrpc_local *local = rcu_dereference_sk_user_data(udp_sk);
struct rxrpc_connection *conn;
struct rxrpc_channel *chan;
struct rxrpc_call *call = NULL;
struct rxrpc_skb_priv *sp;
- struct rxrpc_local *local = udp_sk->sk_user_data;
struct rxrpc_peer *peer = NULL;
struct rxrpc_sock *rx = NULL;
unsigned int channel;
@@ -1181,6 +1181,10 @@ int rxrpc_input_packet(struct sock *udp_sk, struct sk_buff *skb)
_enter("%p", udp_sk);
+ if (unlikely(!local)) {
+ kfree_skb(skb);
+ return 0;
+ }
if (skb->tstamp == 0)
skb->tstamp = ktime_get_real();
diff --git a/net/rxrpc/local_object.c b/net/rxrpc/local_object.c
index 9157fd00dce3..b67dec945498 100644
--- a/net/rxrpc/local_object.c
+++ b/net/rxrpc/local_object.c
@@ -304,7 +304,8 @@ nomem:
ret = -ENOMEM;
sock_error:
mutex_unlock(&rxnet->local_mutex);
- kfree(local);
+ if (local)
+ call_rcu(&local->rcu, rxrpc_local_rcu);
_leave(" = %d", ret);
return ERR_PTR(ret);
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 12bb23b8e0c5..261131dfa1f1 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -54,6 +54,7 @@ static void cache_init(struct cache_head *h, struct cache_detail *detail)
h->last_refresh = now;
}
+static inline int cache_is_valid(struct cache_head *h);
static void cache_fresh_locked(struct cache_head *head, time_t expiry,
struct cache_detail *detail);
static void cache_fresh_unlocked(struct cache_head *head,
@@ -105,6 +106,8 @@ static struct cache_head *sunrpc_cache_add_entry(struct cache_detail *detail,
if (cache_is_expired(detail, tmp)) {
hlist_del_init_rcu(&tmp->cache_list);
detail->entries --;
+ if (cache_is_valid(tmp) == -EAGAIN)
+ set_bit(CACHE_NEGATIVE, &tmp->flags);
cache_fresh_locked(tmp, 0, detail);
freeme = tmp;
break;
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 1d0395ef62c9..8ff11dc98d7f 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -2081,8 +2081,8 @@ call_transmit_status(struct rpc_task *task)
* test first.
*/
if (rpc_task_transmitted(task)) {
- if (task->tk_status == 0)
- xprt_request_wait_receive(task);
+ task->tk_status = 0;
+ xprt_request_wait_receive(task);
return;
}
@@ -2167,6 +2167,9 @@ call_bc_transmit_status(struct rpc_task *task)
{
struct rpc_rqst *req = task->tk_rqstp;
+ if (rpc_task_transmitted(task))
+ task->tk_status = 0;
+
dprint_status(task);
switch (task->tk_status) {
diff --git a/net/tls/tls_device.c b/net/tls/tls_device.c
index 9f3bdbc1e593..cc0256939eb6 100644
--- a/net/tls/tls_device.c
+++ b/net/tls/tls_device.c
@@ -904,7 +904,9 @@ int tls_set_device_offload_rx(struct sock *sk, struct tls_context *ctx)
goto release_netdev;
free_sw_resources:
+ up_read(&device_offload_lock);
tls_sw_free_resources_rx(sk);
+ down_read(&device_offload_lock);
release_ctx:
ctx->priv_ctx_rx = NULL;
release_netdev:
@@ -939,8 +941,6 @@ void tls_device_offload_cleanup_rx(struct sock *sk)
}
out:
up_read(&device_offload_lock);
- kfree(tls_ctx->rx.rec_seq);
- kfree(tls_ctx->rx.iv);
tls_sw_release_resources_rx(sk);
}
diff --git a/net/tls/tls_device_fallback.c b/net/tls/tls_device_fallback.c
index 54c3a758f2a7..a3ebd4b02714 100644
--- a/net/tls/tls_device_fallback.c
+++ b/net/tls/tls_device_fallback.c
@@ -194,6 +194,9 @@ static void update_chksum(struct sk_buff *skb, int headln)
static void complete_skb(struct sk_buff *nskb, struct sk_buff *skb, int headln)
{
+ struct sock *sk = skb->sk;
+ int delta;
+
skb_copy_header(nskb, skb);
skb_put(nskb, skb->len);
@@ -201,11 +204,15 @@ static void complete_skb(struct sk_buff *nskb, struct sk_buff *skb, int headln)
update_chksum(nskb, headln);
nskb->destructor = skb->destructor;
- nskb->sk = skb->sk;
+ nskb->sk = sk;
skb->destructor = NULL;
skb->sk = NULL;
- refcount_add(nskb->truesize - skb->truesize,
- &nskb->sk->sk_wmem_alloc);
+
+ delta = nskb->truesize - skb->truesize;
+ if (likely(delta < 0))
+ WARN_ON_ONCE(refcount_sub_and_test(-delta, &sk->sk_wmem_alloc));
+ else if (delta)
+ refcount_add(delta, &sk->sk_wmem_alloc);
}
/* This function may be called after the user socket is already
diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c
index 7e546b8ec000..fc81ae18cc44 100644
--- a/net/tls/tls_main.c
+++ b/net/tls/tls_main.c
@@ -293,11 +293,8 @@ static void tls_sk_proto_close(struct sock *sk, long timeout)
#endif
}
- if (ctx->rx_conf == TLS_SW) {
- kfree(ctx->rx.rec_seq);
- kfree(ctx->rx.iv);
+ if (ctx->rx_conf == TLS_SW)
tls_sw_free_resources_rx(sk);
- }
#ifdef CONFIG_TLS_DEVICE
if (ctx->rx_conf == TLS_HW)
diff --git a/net/tls/tls_sw.c b/net/tls/tls_sw.c
index f780b473827b..c02293fb10e6 100644
--- a/net/tls/tls_sw.c
+++ b/net/tls/tls_sw.c
@@ -2091,6 +2091,9 @@ void tls_sw_release_resources_rx(struct sock *sk)
struct tls_context *tls_ctx = tls_get_ctx(sk);
struct tls_sw_context_rx *ctx = tls_sw_ctx_rx(tls_ctx);
+ kfree(tls_ctx->rx.rec_seq);
+ kfree(tls_ctx->rx.iv);
+
if (ctx->aead_recv) {
kfree_skb(ctx->recv_pkt);
ctx->recv_pkt = NULL;
diff --git a/scripts/atomic/gen-atomics.sh b/scripts/atomic/gen-atomics.sh
index 27400b0cd732..000dc6437893 100644
--- a/scripts/atomic/gen-atomics.sh
+++ b/scripts/atomic/gen-atomics.sh
@@ -13,7 +13,7 @@ gen-atomic-long.sh asm-generic/atomic-long.h
gen-atomic-fallback.sh linux/atomic-fallback.h
EOF
while read script header; do
- ${ATOMICDIR}/${script} ${ATOMICTBL} > ${LINUXDIR}/include/${header}
+ /bin/sh ${ATOMICDIR}/${script} ${ATOMICTBL} > ${LINUXDIR}/include/${header}
HASH="$(sha1sum ${LINUXDIR}/include/${header})"
HASH="${HASH%% *}"
printf "// %s\n" "${HASH}" >> ${LINUXDIR}/include/${header}
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index cd97929fac66..dc28914fa72e 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -560,7 +560,7 @@ static int propagate_exception(struct dev_cgroup *devcg_root,
devcg->behavior == DEVCG_DEFAULT_ALLOW) {
rc = dev_exception_add(devcg, ex);
if (rc)
- break;
+ return rc;
} else {
/*
* in the other possible cases:
diff --git a/sound/core/info.c b/sound/core/info.c
index 96a074019c33..0eb169acc850 100644
--- a/sound/core/info.c
+++ b/sound/core/info.c
@@ -713,8 +713,11 @@ snd_info_create_entry(const char *name, struct snd_info_entry *parent,
INIT_LIST_HEAD(&entry->list);
entry->parent = parent;
entry->module = module;
- if (parent)
+ if (parent) {
+ mutex_lock(&parent->access);
list_add_tail(&entry->list, &parent->children);
+ mutex_unlock(&parent->access);
+ }
return entry;
}
@@ -792,7 +795,12 @@ void snd_info_free_entry(struct snd_info_entry * entry)
list_for_each_entry_safe(p, n, &entry->children, list)
snd_info_free_entry(p);
- list_del(&entry->list);
+ p = entry->parent;
+ if (p) {
+ mutex_lock(&p->access);
+ list_del(&entry->list);
+ mutex_unlock(&p->access);
+ }
kfree(entry->name);
if (entry->private_free)
entry->private_free(entry);
diff --git a/sound/core/init.c b/sound/core/init.c
index 0c4dc40376a7..079c12d64b0e 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -382,14 +382,7 @@ int snd_card_disconnect(struct snd_card *card)
card->shutdown = 1;
spin_unlock(&card->files_lock);
- /* phase 1: disable fops (user space) operations for ALSA API */
- mutex_lock(&snd_card_mutex);
- snd_cards[card->number] = NULL;
- clear_bit(card->number, snd_cards_lock);
- mutex_unlock(&snd_card_mutex);
-
- /* phase 2: replace file->f_op with special dummy operations */
-
+ /* replace file->f_op with special dummy operations */
spin_lock(&card->files_lock);
list_for_each_entry(mfile, &card->files_list, list) {
/* it's critical part, use endless loop */
@@ -405,7 +398,7 @@ int snd_card_disconnect(struct snd_card *card)
}
spin_unlock(&card->files_lock);
- /* phase 3: notify all connected devices about disconnection */
+ /* notify all connected devices about disconnection */
/* at this point, they cannot respond to any calls except release() */
#if IS_ENABLED(CONFIG_SND_MIXER_OSS)
@@ -421,6 +414,13 @@ int snd_card_disconnect(struct snd_card *card)
device_del(&card->card_dev);
card->registered = false;
}
+
+ /* disable fops (user space) operations for ALSA API */
+ mutex_lock(&snd_card_mutex);
+ snd_cards[card->number] = NULL;
+ clear_bit(card->number, snd_cards_lock);
+ mutex_unlock(&snd_card_mutex);
+
#ifdef CONFIG_PM
wake_up(&card->power_sleep);
#endif
diff --git a/sound/pci/hda/hda_codec.c b/sound/pci/hda/hda_codec.c
index ec0b8595eb4d..701a69d856f5 100644
--- a/sound/pci/hda/hda_codec.c
+++ b/sound/pci/hda/hda_codec.c
@@ -969,6 +969,7 @@ int snd_hda_codec_device_new(struct hda_bus *bus, struct snd_card *card,
/* power-up all before initialization */
hda_set_power_state(codec, AC_PWRST_D0);
+ codec->core.dev.power.power_state = PMSG_ON;
snd_hda_codec_proc_new(codec);
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 810479766090..f5b510f119ed 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -7266,6 +7266,8 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
{0x12, 0x90a60140},
{0x14, 0x90170150},
{0x21, 0x02211020}),
+ SND_HDA_PIN_QUIRK(0x10ec0236, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
+ {0x21, 0x02211020}),
SND_HDA_PIN_QUIRK(0x10ec0255, 0x1028, "Dell", ALC255_FIXUP_DELL2_MIC_NO_PRESENCE,
{0x14, 0x90170110},
{0x21, 0x02211020}),
@@ -7376,6 +7378,10 @@ static const struct snd_hda_pin_quirk alc269_pin_fixup_tbl[] = {
{0x21, 0x0221101f}),
SND_HDA_PIN_QUIRK(0x10ec0256, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
ALC256_STANDARD_PINS),
+ SND_HDA_PIN_QUIRK(0x10ec0256, 0x1028, "Dell", ALC255_FIXUP_DELL1_MIC_NO_PRESENCE,
+ {0x14, 0x90170110},
+ {0x1b, 0x01011020},
+ {0x21, 0x0221101f}),
SND_HDA_PIN_QUIRK(0x10ec0256, 0x1043, "ASUS", ALC256_FIXUP_ASUS_MIC,
{0x14, 0x90170110},
{0x1b, 0x90a70130},
diff --git a/tools/include/uapi/sound/asound.h b/tools/include/uapi/sound/asound.h
index 404d4b9ffe76..df1153cea0b7 100644
--- a/tools/include/uapi/sound/asound.h
+++ b/tools/include/uapi/sound/asound.h
@@ -32,6 +32,7 @@
#ifndef __KERNEL__
#include <stdlib.h>
+#include <time.h>
#endif
/*
diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
index 87494c7c619d..981c6ce2da2c 100644
--- a/tools/lib/traceevent/event-parse.c
+++ b/tools/lib/traceevent/event-parse.c
@@ -2233,7 +2233,7 @@ eval_type_str(unsigned long long val, const char *type, int pointer)
return val & 0xffffffff;
if (strcmp(type, "u64") == 0 ||
- strcmp(type, "s64"))
+ strcmp(type, "s64") == 0)
return val;
if (strcmp(type, "s8") == 0)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 49ee3c2033ec..c3625ec374e0 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -1308,6 +1308,7 @@ static void init_features(struct perf_session *session)
for (feat = HEADER_FIRST_FEATURE; feat < HEADER_LAST_FEATURE; feat++)
perf_header__set_feat(&session->header, feat);
+ perf_header__clear_feat(&session->header, HEADER_DIR_FORMAT);
perf_header__clear_feat(&session->header, HEADER_BUILD_ID);
perf_header__clear_feat(&session->header, HEADER_TRACING_DATA);
perf_header__clear_feat(&session->header, HEADER_BRANCH_STACK);
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 1999d6533d12..fbbb0da43abb 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -1377,6 +1377,7 @@ int cmd_top(int argc, const char **argv)
* */
.overwrite = 0,
.sample_time = true,
+ .sample_time_set = true,
},
.max_stack = sysctl__max_stack(),
.annotation_opts = annotation__default_options,
diff --git a/tools/perf/scripts/python/export-to-sqlite.py b/tools/perf/scripts/python/export-to-sqlite.py
index 3b71902a5a21..bf271fbc3a88 100644
--- a/tools/perf/scripts/python/export-to-sqlite.py
+++ b/tools/perf/scripts/python/export-to-sqlite.py
@@ -331,7 +331,7 @@ if perf_db_export_calls:
'return_id,'
'CASE WHEN flags=0 THEN \'\' WHEN flags=1 THEN \'no call\' WHEN flags=2 THEN \'no return\' WHEN flags=3 THEN \'no call/return\' WHEN flags=6 THEN \'jump\' ELSE flags END AS flags,'
'parent_call_path_id,'
- 'parent_id'
+ 'calls.parent_id'
' FROM calls INNER JOIN call_paths ON call_paths.id = call_path_id')
do_query(query, 'CREATE VIEW samples_view AS '
diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c
index c6351b557bb0..9494f9dc61ec 100644
--- a/tools/perf/util/env.c
+++ b/tools/perf/util/env.c
@@ -57,9 +57,11 @@ struct bpf_prog_info_node *perf_env__find_bpf_prog_info(struct perf_env *env,
else if (prog_id > node->info_linear->info.id)
n = n->rb_right;
else
- break;
+ goto out;
}
+ node = NULL;
+out:
up_read(&env->bpf_progs.lock);
return node;
}
@@ -109,10 +111,12 @@ struct btf_node *perf_env__find_btf(struct perf_env *env, __u32 btf_id)
else if (btf_id > node->id)
n = n->rb_right;
else
- break;
+ goto out;
}
+ node = NULL;
up_read(&env->bpf_progs.lock);
+out:
return node;
}
diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 6689378ee577..51ead577533f 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -1868,12 +1868,12 @@ static void *perf_evlist__poll_thread(void *arg)
{
struct perf_evlist *evlist = arg;
bool draining = false;
- int i;
+ int i, done = 0;
+
+ while (!done) {
+ bool got_data = false;
- while (draining || !(evlist->thread.done)) {
- if (draining)
- draining = false;
- else if (evlist->thread.done)
+ if (evlist->thread.done)
draining = true;
if (!draining)
@@ -1894,9 +1894,13 @@ static void *perf_evlist__poll_thread(void *arg)
pr_warning("cannot locate proper evsel for the side band event\n");
perf_mmap__consume(map);
+ got_data = true;
}
perf_mmap__read_done(map);
}
+
+ if (draining && !got_data)
+ break;
}
return NULL;
}
diff --git a/tools/perf/util/evsel.c b/tools/perf/util/evsel.c
index 66d066f18b5b..966360844fff 100644
--- a/tools/perf/util/evsel.c
+++ b/tools/perf/util/evsel.c
@@ -2368,7 +2368,7 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
if (data->user_regs.abi) {
u64 mask = evsel->attr.sample_regs_user;
- sz = hweight_long(mask) * sizeof(u64);
+ sz = hweight64(mask) * sizeof(u64);
OVERFLOW_CHECK(array, sz, max_size);
data->user_regs.mask = mask;
data->user_regs.regs = (u64 *)array;
@@ -2424,7 +2424,7 @@ int perf_evsel__parse_sample(struct perf_evsel *evsel, union perf_event *event,
if (data->intr_regs.abi != PERF_SAMPLE_REGS_ABI_NONE) {
u64 mask = evsel->attr.sample_regs_intr;
- sz = hweight_long(mask) * sizeof(u64);
+ sz = hweight64(mask) * sizeof(u64);
OVERFLOW_CHECK(array, sz, max_size);
data->intr_regs.mask = mask;
data->intr_regs.regs = (u64 *)array;
@@ -2552,7 +2552,7 @@ size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type,
if (type & PERF_SAMPLE_REGS_USER) {
if (sample->user_regs.abi) {
result += sizeof(u64);
- sz = hweight_long(sample->user_regs.mask) * sizeof(u64);
+ sz = hweight64(sample->user_regs.mask) * sizeof(u64);
result += sz;
} else {
result += sizeof(u64);
@@ -2580,7 +2580,7 @@ size_t perf_event__sample_event_size(const struct perf_sample *sample, u64 type,
if (type & PERF_SAMPLE_REGS_INTR) {
if (sample->intr_regs.abi) {
result += sizeof(u64);
- sz = hweight_long(sample->intr_regs.mask) * sizeof(u64);
+ sz = hweight64(sample->intr_regs.mask) * sizeof(u64);
result += sz;
} else {
result += sizeof(u64);
@@ -2710,7 +2710,7 @@ int perf_event__synthesize_sample(union perf_event *event, u64 type,
if (type & PERF_SAMPLE_REGS_USER) {
if (sample->user_regs.abi) {
*array++ = sample->user_regs.abi;
- sz = hweight_long(sample->user_regs.mask) * sizeof(u64);
+ sz = hweight64(sample->user_regs.mask) * sizeof(u64);
memcpy(array, sample->user_regs.regs, sz);
array = (void *)array + sz;
} else {
@@ -2746,7 +2746,7 @@ int perf_event__synthesize_sample(union perf_event *event, u64 type,
if (type & PERF_SAMPLE_REGS_INTR) {
if (sample->intr_regs.abi) {
*array++ = sample->intr_regs.abi;
- sz = hweight_long(sample->intr_regs.mask) * sizeof(u64);
+ sz = hweight64(sample->intr_regs.mask) * sizeof(u64);
memcpy(array, sample->intr_regs.regs, sz);
array = (void *)array + sz;
} else {
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index b9e693825873..2d2af2ac2b1e 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -2606,6 +2606,7 @@ static int process_bpf_prog_info(struct feat_fd *ff, void *data __maybe_unused)
perf_env__insert_bpf_prog_info(env, info_node);
}
+ up_write(&env->bpf_progs.lock);
return 0;
out:
free(info_linear);
@@ -2623,7 +2624,9 @@ static int process_bpf_prog_info(struct feat_fd *ff __maybe_unused, void *data _
static int process_bpf_btf(struct feat_fd *ff, void *data __maybe_unused)
{
struct perf_env *env = &ff->ph->env;
+ struct btf_node *node = NULL;
u32 count, i;
+ int err = -1;
if (ff->ph->needs_swap) {
pr_warning("interpreting btf from systems with endianity is not yet supported\n");
@@ -2636,31 +2639,32 @@ static int process_bpf_btf(struct feat_fd *ff, void *data __maybe_unused)
down_write(&env->bpf_progs.lock);
for (i = 0; i < count; ++i) {
- struct btf_node *node;
u32 id, data_size;
if (do_read_u32(ff, &id))
- return -1;
+ goto out;
if (do_read_u32(ff, &data_size))
- return -1;
+ goto out;
node = malloc(sizeof(struct btf_node) + data_size);
if (!node)
- return -1;
+ goto out;
node->id = id;
node->data_size = data_size;
- if (__do_read(ff, node->data, data_size)) {
- free(node);
- return -1;
- }
+ if (__do_read(ff, node->data, data_size))
+ goto out;
perf_env__insert_btf(env, node);
+ node = NULL;
}
+ err = 0;
+out:
up_write(&env->bpf_progs.lock);
- return 0;
+ free(node);
+ return err;
}
struct feature_ops {
diff --git a/tools/perf/util/map.c b/tools/perf/util/map.c
index e32628cd20a7..ee71efb9db62 100644
--- a/tools/perf/util/map.c
+++ b/tools/perf/util/map.c
@@ -261,6 +261,22 @@ bool __map__is_extra_kernel_map(const struct map *map)
return kmap && kmap->name[0];
}
+bool __map__is_bpf_prog(const struct map *map)
+{
+ const char *name;
+
+ if (map->dso->binary_type == DSO_BINARY_TYPE__BPF_PROG_INFO)
+ return true;
+
+ /*
+ * If PERF_RECORD_BPF_EVENT is not included, the dso will not have
+ * type of DSO_BINARY_TYPE__BPF_PROG_INFO. In such cases, we can
+ * guess the type based on name.
+ */
+ name = map->dso->short_name;
+ return name && (strstr(name, "bpf_prog_") == name);
+}
+
bool map__has_symbols(const struct map *map)
{
return dso__has_symbols(map->dso);
@@ -910,10 +926,8 @@ static void __maps__insert_name(struct maps *maps, struct map *map)
rc = strcmp(m->dso->short_name, map->dso->short_name);
if (rc < 0)
p = &(*p)->rb_left;
- else if (rc > 0)
- p = &(*p)->rb_right;
else
- return;
+ p = &(*p)->rb_right;
}
rb_link_node(&map->rb_node_name, parent, p);
rb_insert_color(&map->rb_node_name, &maps->names);
diff --git a/tools/perf/util/map.h b/tools/perf/util/map.h
index 0e20749f2c55..dc93787c74f0 100644
--- a/tools/perf/util/map.h
+++ b/tools/perf/util/map.h
@@ -159,10 +159,12 @@ int map__set_kallsyms_ref_reloc_sym(struct map *map, const char *symbol_name,
bool __map__is_kernel(const struct map *map);
bool __map__is_extra_kernel_map(const struct map *map);
+bool __map__is_bpf_prog(const struct map *map);
static inline bool __map__is_kmodule(const struct map *map)
{
- return !__map__is_kernel(map) && !__map__is_extra_kernel_map(map);
+ return !__map__is_kernel(map) && !__map__is_extra_kernel_map(map) &&
+ !__map__is_bpf_prog(map);
}
bool map__has_symbols(const struct map *map);
diff --git a/tools/testing/selftests/net/run_afpackettests b/tools/testing/selftests/net/run_afpackettests
index 2dc95fda7ef7..ea5938ec009a 100755
--- a/tools/testing/selftests/net/run_afpackettests
+++ b/tools/testing/selftests/net/run_afpackettests
@@ -6,12 +6,14 @@ if [ $(id -u) != 0 ]; then
exit 0
fi
+ret=0
echo "--------------------"
echo "running psock_fanout test"
echo "--------------------"
./in_netns.sh ./psock_fanout
if [ $? -ne 0 ]; then
echo "[FAIL]"
+ ret=1
else
echo "[PASS]"
fi
@@ -22,6 +24,7 @@ echo "--------------------"
./in_netns.sh ./psock_tpacket
if [ $? -ne 0 ]; then
echo "[FAIL]"
+ ret=1
else
echo "[PASS]"
fi
@@ -32,6 +35,8 @@ echo "--------------------"
./in_netns.sh ./txring_overwrite
if [ $? -ne 0 ]; then
echo "[FAIL]"
+ ret=1
else
echo "[PASS]"
fi
+exit $ret
diff --git a/tools/testing/selftests/net/run_netsocktests b/tools/testing/selftests/net/run_netsocktests
index b093f39c298c..14e41faf2c57 100755
--- a/tools/testing/selftests/net/run_netsocktests
+++ b/tools/testing/selftests/net/run_netsocktests
@@ -7,7 +7,7 @@ echo "--------------------"
./socket
if [ $? -ne 0 ]; then
echo "[FAIL]"
+ exit 1
else
echo "[PASS]"
fi
-
diff --git a/tools/testing/selftests/netfilter/Makefile b/tools/testing/selftests/netfilter/Makefile
index 80dae72a25c7..3e6d1bcc2894 100644
--- a/tools/testing/selftests/netfilter/Makefile
+++ b/tools/testing/selftests/netfilter/Makefile
@@ -1,6 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
# Makefile for netfilter selftests
-TEST_PROGS := nft_trans_stress.sh nft_nat.sh bridge_brouter.sh
+TEST_PROGS := nft_trans_stress.sh nft_nat.sh bridge_brouter.sh \
+ conntrack_icmp_related.sh
include ../lib.mk
diff --git a/tools/testing/selftests/netfilter/conntrack_icmp_related.sh b/tools/testing/selftests/netfilter/conntrack_icmp_related.sh
new file mode 100755
index 000000000000..b48e1833bc89
--- /dev/null
+++ b/tools/testing/selftests/netfilter/conntrack_icmp_related.sh
@@ -0,0 +1,283 @@
+#!/bin/bash
+#
+# check that ICMP df-needed/pkttoobig icmp are set are set as related
+# state
+#
+# Setup is:
+#
+# nsclient1 -> nsrouter1 -> nsrouter2 -> nsclient2
+# MTU 1500, except for nsrouter2 <-> nsclient2 link (1280).
+# ping nsclient2 from nsclient1, checking that conntrack did set RELATED
+# 'fragmentation needed' icmp packet.
+#
+# In addition, nsrouter1 will perform IP masquerading, i.e. also
+# check the icmp errors are propagated to the correct host as per
+# nat of "established" icmp-echo "connection".
+
+# Kselftest framework requirement - SKIP code is 4.
+ksft_skip=4
+ret=0
+
+nft --version > /dev/null 2>&1
+if [ $? -ne 0 ];then
+ echo "SKIP: Could not run test without nft tool"
+ exit $ksft_skip
+fi
+
+ip -Version > /dev/null 2>&1
+if [ $? -ne 0 ];then
+ echo "SKIP: Could not run test without ip tool"
+ exit $ksft_skip
+fi
+
+cleanup() {
+ for i in 1 2;do ip netns del nsclient$i;done
+ for i in 1 2;do ip netns del nsrouter$i;done
+}
+
+ipv4() {
+ echo -n 192.168.$1.2
+}
+
+ipv6 () {
+ echo -n dead:$1::2
+}
+
+check_counter()
+{
+ ns=$1
+ name=$2
+ expect=$3
+ local lret=0
+
+ cnt=$(ip netns exec $ns nft list counter inet filter "$name" | grep -q "$expect")
+ if [ $? -ne 0 ]; then
+ echo "ERROR: counter $name in $ns has unexpected value (expected $expect)" 1>&2
+ ip netns exec $ns nft list counter inet filter "$name" 1>&2
+ lret=1
+ fi
+
+ return $lret
+}
+
+check_unknown()
+{
+ expect="packets 0 bytes 0"
+ for n in nsclient1 nsclient2 nsrouter1 nsrouter2; do
+ check_counter $n "unknown" "$expect"
+ if [ $? -ne 0 ] ;then
+ return 1
+ fi
+ done
+
+ return 0
+}
+
+for n in nsclient1 nsclient2 nsrouter1 nsrouter2; do
+ ip netns add $n
+ ip -net $n link set lo up
+done
+
+DEV=veth0
+ip link add $DEV netns nsclient1 type veth peer name eth1 netns nsrouter1
+DEV=veth0
+ip link add $DEV netns nsclient2 type veth peer name eth1 netns nsrouter2
+
+DEV=veth0
+ip link add $DEV netns nsrouter1 type veth peer name eth2 netns nsrouter2
+
+DEV=veth0
+for i in 1 2; do
+ ip -net nsclient$i link set $DEV up
+ ip -net nsclient$i addr add $(ipv4 $i)/24 dev $DEV
+ ip -net nsclient$i addr add $(ipv6 $i)/64 dev $DEV
+done
+
+ip -net nsrouter1 link set eth1 up
+ip -net nsrouter1 link set veth0 up
+
+ip -net nsrouter2 link set eth1 up
+ip -net nsrouter2 link set eth2 up
+
+ip -net nsclient1 route add default via 192.168.1.1
+ip -net nsclient1 -6 route add default via dead:1::1
+
+ip -net nsclient2 route add default via 192.168.2.1
+ip -net nsclient2 route add default via dead:2::1
+
+i=3
+ip -net nsrouter1 addr add 192.168.1.1/24 dev eth1
+ip -net nsrouter1 addr add 192.168.3.1/24 dev veth0
+ip -net nsrouter1 addr add dead:1::1/64 dev eth1
+ip -net nsrouter1 addr add dead:3::1/64 dev veth0
+ip -net nsrouter1 route add default via 192.168.3.10
+ip -net nsrouter1 -6 route add default via dead:3::10
+
+ip -net nsrouter2 addr add 192.168.2.1/24 dev eth1
+ip -net nsrouter2 addr add 192.168.3.10/24 dev eth2
+ip -net nsrouter2 addr add dead:2::1/64 dev eth1
+ip -net nsrouter2 addr add dead:3::10/64 dev eth2
+ip -net nsrouter2 route add default via 192.168.3.1
+ip -net nsrouter2 route add default via dead:3::1
+
+sleep 2
+for i in 4 6; do
+ ip netns exec nsrouter1 sysctl -q net.ipv$i.conf.all.forwarding=1
+ ip netns exec nsrouter2 sysctl -q net.ipv$i.conf.all.forwarding=1
+done
+
+for netns in nsrouter1 nsrouter2; do
+ip netns exec $netns nft -f - <<EOF
+table inet filter {
+ counter unknown { }
+ counter related { }
+ chain forward {
+ type filter hook forward priority 0; policy accept;
+ meta l4proto icmpv6 icmpv6 type "packet-too-big" ct state "related" counter name "related" accept
+ meta l4proto icmp icmp type "destination-unreachable" ct state "related" counter name "related" accept
+ meta l4proto { icmp, icmpv6 } ct state new,established accept
+ counter name "unknown" drop
+ }
+}
+EOF
+done
+
+ip netns exec nsclient1 nft -f - <<EOF
+table inet filter {
+ counter unknown { }
+ counter related { }
+ chain input {
+ type filter hook input priority 0; policy accept;
+ meta l4proto { icmp, icmpv6 } ct state established,untracked accept
+
+ meta l4proto { icmp, icmpv6 } ct state "related" counter name "related" accept
+ counter name "unknown" drop
+ }
+}
+EOF
+
+ip netns exec nsclient2 nft -f - <<EOF
+table inet filter {
+ counter unknown { }
+ counter new { }
+ counter established { }
+
+ chain input {
+ type filter hook input priority 0; policy accept;
+ meta l4proto { icmp, icmpv6 } ct state established,untracked accept
+
+ meta l4proto { icmp, icmpv6 } ct state "new" counter name "new" accept
+ meta l4proto { icmp, icmpv6 } ct state "established" counter name "established" accept
+ counter name "unknown" drop
+ }
+ chain output {
+ type filter hook output priority 0; policy accept;
+ meta l4proto { icmp, icmpv6 } ct state established,untracked accept
+
+ meta l4proto { icmp, icmpv6 } ct state "new" counter name "new"
+ meta l4proto { icmp, icmpv6 } ct state "established" counter name "established"
+ counter name "unknown" drop
+ }
+}
+EOF
+
+
+# make sure NAT core rewrites adress of icmp error if nat is used according to
+# conntrack nat information (icmp error will be directed at nsrouter1 address,
+# but it needs to be routed to nsclient1 address).
+ip netns exec nsrouter1 nft -f - <<EOF
+table ip nat {
+ chain postrouting {
+ type nat hook postrouting priority 0; policy accept;
+ ip protocol icmp oifname "veth0" counter masquerade
+ }
+}
+table ip6 nat {
+ chain postrouting {
+ type nat hook postrouting priority 0; policy accept;
+ ip6 nexthdr icmpv6 oifname "veth0" counter masquerade
+ }
+}
+EOF
+
+ip netns exec nsrouter2 ip link set eth1 mtu 1280
+ip netns exec nsclient2 ip link set veth0 mtu 1280
+sleep 1
+
+ip netns exec nsclient1 ping -c 1 -s 1000 -q -M do 192.168.2.2 >/dev/null
+if [ $? -ne 0 ]; then
+ echo "ERROR: netns ip routing/connectivity broken" 1>&2
+ cleanup
+ exit 1
+fi
+ip netns exec nsclient1 ping6 -q -c 1 -s 1000 dead:2::2 >/dev/null
+if [ $? -ne 0 ]; then
+ echo "ERROR: netns ipv6 routing/connectivity broken" 1>&2
+ cleanup
+ exit 1
+fi
+
+check_unknown
+if [ $? -ne 0 ]; then
+ ret=1
+fi
+
+expect="packets 0 bytes 0"
+for netns in nsrouter1 nsrouter2 nsclient1;do
+ check_counter "$netns" "related" "$expect"
+ if [ $? -ne 0 ]; then
+ ret=1
+ fi
+done
+
+expect="packets 2 bytes 2076"
+check_counter nsclient2 "new" "$expect"
+if [ $? -ne 0 ]; then
+ ret=1
+fi
+
+ip netns exec nsclient1 ping -q -c 1 -s 1300 -M do 192.168.2.2 > /dev/null
+if [ $? -eq 0 ]; then
+ echo "ERROR: ping should have failed with PMTU too big error" 1>&2
+ ret=1
+fi
+
+# nsrouter2 should have generated the icmp error, so
+# related counter should be 0 (its in forward).
+expect="packets 0 bytes 0"
+check_counter "nsrouter2" "related" "$expect"
+if [ $? -ne 0 ]; then
+ ret=1
+fi
+
+# but nsrouter1 should have seen it, same for nsclient1.
+expect="packets 1 bytes 576"
+for netns in nsrouter1 nsclient1;do
+ check_counter "$netns" "related" "$expect"
+ if [ $? -ne 0 ]; then
+ ret=1
+ fi
+done
+
+ip netns exec nsclient1 ping6 -c 1 -s 1300 dead:2::2 > /dev/null
+if [ $? -eq 0 ]; then
+ echo "ERROR: ping6 should have failed with PMTU too big error" 1>&2
+ ret=1
+fi
+
+expect="packets 2 bytes 1856"
+for netns in nsrouter1 nsclient1;do
+ check_counter "$netns" "related" "$expect"
+ if [ $? -ne 0 ]; then
+ ret=1
+ fi
+done
+
+if [ $ret -eq 0 ];then
+ echo "PASS: icmp mtu error had RELATED state"
+else
+ echo "ERROR: icmp error RELATED state test has failed"
+fi
+
+cleanup
+exit $ret
diff --git a/tools/testing/selftests/netfilter/nft_nat.sh b/tools/testing/selftests/netfilter/nft_nat.sh
index 248905130d5d..21159f5f3362 100755
--- a/tools/testing/selftests/netfilter/nft_nat.sh
+++ b/tools/testing/selftests/netfilter/nft_nat.sh
@@ -347,6 +347,7 @@ EOF
test_masquerade6()
{
local family=$1
+ local natflags=$1
local lret=0
ip netns exec ns0 sysctl net.ipv6.conf.all.forwarding=1 > /dev/null
@@ -380,7 +381,7 @@ ip netns exec ns0 nft -f - <<EOF
table $family nat {
chain postrouting {
type nat hook postrouting priority 0; policy accept;
- meta oif veth0 masquerade
+ meta oif veth0 masquerade $natflags
}
}
EOF
@@ -391,7 +392,11 @@ EOF
ip netns exec ns2 ping -q -c 1 dead:1::99 > /dev/null # ping ns2->ns1
if [ $? -ne 0 ] ; then
+<<<<<<< HEAD
echo "ERROR: cannot ping ns1 from ns2 with active $family masquerading"
+=======
+ echo "ERROR: cannot ping ns1 from ns2 with active ipv6 masquerade $natflags"
+>>>>>>> cd8dead0c39457e58ec1d36db93aedca811d48f1
lret=1
fi
@@ -428,20 +433,38 @@ EOF
fi
done
+<<<<<<< HEAD
ip netns exec ns0 nft flush chain $family nat postrouting
+=======
+ ip netns exec ns2 ping -q -c 1 dead:1::99 > /dev/null # ping ns2->ns1
+ if [ $? -ne 0 ] ; then
+ echo "ERROR: cannot ping ns1 from ns2 with active ipv6 masquerade $natflags (attempt 2)"
+ lret=1
+ fi
+
+ ip netns exec ns0 nft flush chain ip6 nat postrouting
+>>>>>>> cd8dead0c39457e58ec1d36db93aedca811d48f1
if [ $? -ne 0 ]; then
echo "ERROR: Could not flush $family nat postrouting" 1>&2
lret=1
fi
+<<<<<<< HEAD
test $lret -eq 0 && echo "PASS: $family IPv6 masquerade for ns2"
+=======
+ test $lret -eq 0 && echo "PASS: IPv6 masquerade $natflags for ns2"
+>>>>>>> cd8dead0c39457e58ec1d36db93aedca811d48f1
return $lret
}
test_masquerade()
{
+<<<<<<< HEAD
local family=$1
+=======
+ local natflags=$1
+>>>>>>> cd8dead0c39457e58ec1d36db93aedca811d48f1
local lret=0
ip netns exec ns0 sysctl net.ipv4.conf.veth0.forwarding=1 > /dev/null
@@ -449,7 +472,7 @@ test_masquerade()
ip netns exec ns2 ping -q -c 1 10.0.1.99 > /dev/null # ping ns2->ns1
if [ $? -ne 0 ] ; then
- echo "ERROR: canot ping ns1 from ns2"
+ echo "ERROR: cannot ping ns1 from ns2 $natflags"
lret=1
fi
@@ -475,7 +498,7 @@ ip netns exec ns0 nft -f - <<EOF
table $family nat {
chain postrouting {
type nat hook postrouting priority 0; policy accept;
- meta oif veth0 masquerade
+ meta oif veth0 masquerade $natflags
}
}
EOF
@@ -486,7 +509,11 @@ EOF
ip netns exec ns2 ping -q -c 1 10.0.1.99 > /dev/null # ping ns2->ns1
if [ $? -ne 0 ] ; then
+<<<<<<< HEAD
echo "ERROR: cannot ping ns1 from ns2 with active $family masquerading"
+=======
+ echo "ERROR: cannot ping ns1 from ns2 with active ip masquere $natflags"
+>>>>>>> cd8dead0c39457e58ec1d36db93aedca811d48f1
lret=1
fi
@@ -522,13 +549,27 @@ EOF
fi
done
+<<<<<<< HEAD
ip netns exec ns0 nft flush chain $family nat postrouting
+=======
+ ip netns exec ns2 ping -q -c 1 10.0.1.99 > /dev/null # ping ns2->ns1
+ if [ $? -ne 0 ] ; then
+ echo "ERROR: cannot ping ns1 from ns2 with active ip masquerade $natflags (attempt 2)"
+ lret=1
+ fi
+
+ ip netns exec ns0 nft flush chain ip nat postrouting
+>>>>>>> cd8dead0c39457e58ec1d36db93aedca811d48f1
if [ $? -ne 0 ]; then
echo "ERROR: Could not flush $family nat postrouting" 1>&2
lret=1
fi
+<<<<<<< HEAD
test $lret -eq 0 && echo "PASS: $family IP masquerade for ns2"
+=======
+ test $lret -eq 0 && echo "PASS: IP masquerade $natflags for ns2"
+>>>>>>> cd8dead0c39457e58ec1d36db93aedca811d48f1
return $lret
}
@@ -802,11 +843,20 @@ $test_inet_nat && test_local_dnat inet
$test_inet_nat && test_local_dnat6 inet
reset_counters
+<<<<<<< HEAD
test_masquerade ip
test_masquerade6 ip6
reset_counters
$test_inet_nat && test_masquerade inet
$test_inet_nat && test_masquerade6 inet
+=======
+test_masquerade ""
+test_masquerade6 ""
+
+reset_counters
+test_masquerade "fully-random"
+test_masquerade6 "fully-random"
+>>>>>>> cd8dead0c39457e58ec1d36db93aedca811d48f1
reset_counters
test_redirect ip
diff --git a/tools/testing/selftests/proc/proc-pid-vm.c b/tools/testing/selftests/proc/proc-pid-vm.c
index 7202bbac976e..853aa164a401 100644
--- a/tools/testing/selftests/proc/proc-pid-vm.c
+++ b/tools/testing/selftests/proc/proc-pid-vm.c
@@ -187,8 +187,8 @@ static int make_exe(const uint8_t *payload, size_t len)
ph.p_offset = 0;
ph.p_vaddr = VADDR;
ph.p_paddr = 0;
- ph.p_filesz = sizeof(struct elf64_hdr) + sizeof(struct elf64_phdr) + sizeof(payload);
- ph.p_memsz = sizeof(struct elf64_hdr) + sizeof(struct elf64_phdr) + sizeof(payload);
+ ph.p_filesz = sizeof(struct elf64_hdr) + sizeof(struct elf64_phdr) + len;
+ ph.p_memsz = sizeof(struct elf64_hdr) + sizeof(struct elf64_phdr) + len;
ph.p_align = 4096;
fd = openat(AT_FDCWD, "/tmp", O_WRONLY|O_EXCL|O_TMPFILE, 0700);
diff --git a/tools/testing/selftests/proc/proc-self-map-files-002.c b/tools/testing/selftests/proc/proc-self-map-files-002.c
index 762cb01f2ca7..47b7473dedef 100644
--- a/tools/testing/selftests/proc/proc-self-map-files-002.c
+++ b/tools/testing/selftests/proc/proc-self-map-files-002.c
@@ -46,12 +46,9 @@ static void fail(const char *fmt, unsigned long a, unsigned long b)
int main(void)
{
- const unsigned int PAGE_SIZE = sysconf(_SC_PAGESIZE);
-#ifdef __arm__
- unsigned long va = 2 * PAGE_SIZE;
-#else
- unsigned long va = 0;
-#endif
+ const int PAGE_SIZE = sysconf(_SC_PAGESIZE);
+ const unsigned long va_max = 1UL << 32;
+ unsigned long va;
void *p;
int fd;
unsigned long a, b;
@@ -60,10 +57,13 @@ int main(void)
if (fd == -1)
return 1;
- p = mmap((void *)va, PAGE_SIZE, PROT_NONE, MAP_PRIVATE|MAP_FILE|MAP_FIXED, fd, 0);
- if (p == MAP_FAILED) {
- if (errno == EPERM)
- return 4;
+ for (va = 0; va < va_max; va += PAGE_SIZE) {
+ p = mmap((void *)va, PAGE_SIZE, PROT_NONE, MAP_PRIVATE|MAP_FILE|MAP_FIXED, fd, 0);
+ if (p == (void *)va)
+ break;
+ }
+ if (va == va_max) {
+ fprintf(stderr, "error: mmap doesn't like you\n");
return 1;
}