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authorLinus Torvalds <torvalds@linux-foundation.org>2018-06-04 19:23:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2018-06-04 19:23:13 -0700
commitd09a8e6f2c0a4fe3dcb85d21ea1069aa83152fe1 (patch)
treef1674b8373a4a47e20a5ca576b12ccbe6afe535d /arch/x86/Kconfig
parent831638568702f82dc291ad92bb0e5a4afdcc81be (diff)
parent8780356ef630aa577fd4daa49e49b79674711fae (diff)
download96b-common-d09a8e6f2c0a4fe3dcb85d21ea1069aa83152fe1.tar.gz
Merge branch 'x86-dax-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull x86 dax updates from Ingo Molnar: "This contains x86 memcpy_mcsafe() fault handling improvements the nvdimm tree would like to make more use of" * 'x86-dax-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: x86/asm/memcpy_mcsafe: Define copy_to_iter_mcsafe() x86/asm/memcpy_mcsafe: Add write-protection-fault handling x86/asm/memcpy_mcsafe: Return bytes remaining x86/asm/memcpy_mcsafe: Add labels for __memcpy_mcsafe() write fault handling x86/asm/memcpy_mcsafe: Remove loop unrolling
Diffstat (limited to 'arch/x86/Kconfig')
-rw-r--r--arch/x86/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index f2ee6a8ffe65..1fe24b624d44 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -62,6 +62,7 @@ config X86
select ARCH_HAS_PMEM_API if X86_64
select ARCH_HAS_REFCOUNT
select ARCH_HAS_UACCESS_FLUSHCACHE if X86_64
+ select ARCH_HAS_UACCESS_MCSAFE if X86_64
select ARCH_HAS_SET_MEMORY
select ARCH_HAS_SG_CHAIN
select ARCH_HAS_STRICT_KERNEL_RWX