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authorBjörn Töpel <bjorn.topel@intel.com>2018-06-04 14:05:51 +0200
committerDaniel Borkmann <daniel@iogearbox.net>2018-06-05 15:45:17 +0200
commite61e62b9e2cc14b336f330f37f517f9d373ff31e (patch)
tree8e01c17d6a4af2ec1347d2455863fb0bcb757e18
parent763f9b414a0b92d6c0edc28030e80658f773634b (diff)
downloadlinux-stericsson-e61e62b9e2cc14b336f330f37f517f9d373ff31e.tar.gz
xsk: moved struct xdp_umem definition
Moved struct xdp_umem to xdp_sock.h, in order to prepare for zero-copy support. Signed-off-by: Björn Töpel <bjorn.topel@intel.com> Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
-rw-r--r--include/net/xdp_sock.h24
-rw-r--r--net/xdp/xdp_umem.c1
-rw-r--r--net/xdp/xdp_umem.h22
-rw-r--r--net/xdp/xsk_queue.h3
4 files changed, 26 insertions, 24 deletions
diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h
index 7a647c56ec15..3a6cd88f179d 100644
--- a/include/net/xdp_sock.h
+++ b/include/net/xdp_sock.h
@@ -6,12 +6,34 @@
#ifndef _LINUX_XDP_SOCK_H
#define _LINUX_XDP_SOCK_H
+#include <linux/workqueue.h>
+#include <linux/if_xdp.h>
#include <linux/mutex.h>
+#include <linux/mm.h>
#include <net/sock.h>
struct net_device;
struct xsk_queue;
-struct xdp_umem;
+
+struct xdp_umem_props {
+ u64 chunk_mask;
+ u64 size;
+};
+
+struct xdp_umem {
+ struct xsk_queue *fq;
+ struct xsk_queue *cq;
+ struct page **pgs;
+ struct xdp_umem_props props;
+ u32 headroom;
+ u32 chunk_size_nohr;
+ struct user_struct *user;
+ struct pid *pid;
+ unsigned long address;
+ refcount_t users;
+ struct work_struct work;
+ u32 npgs;
+};
struct xdp_sock {
/* struct sock must be the first member of struct xdp_sock */
diff --git a/net/xdp/xdp_umem.c b/net/xdp/xdp_umem.c
index 9ad791ff4739..2793a503223e 100644
--- a/net/xdp/xdp_umem.c
+++ b/net/xdp/xdp_umem.c
@@ -13,6 +13,7 @@
#include <linux/mm.h>
#include "xdp_umem.h"
+#include "xsk_queue.h"
#define XDP_UMEM_MIN_CHUNK_SIZE 2048
diff --git a/net/xdp/xdp_umem.h b/net/xdp/xdp_umem.h
index aeadd1bcb72d..9433e8af650a 100644
--- a/net/xdp/xdp_umem.h
+++ b/net/xdp/xdp_umem.h
@@ -6,27 +6,7 @@
#ifndef XDP_UMEM_H_
#define XDP_UMEM_H_
-#include <linux/mm.h>
-#include <linux/if_xdp.h>
-#include <linux/workqueue.h>
-
-#include "xsk_queue.h"
-#include "xdp_umem_props.h"
-
-struct xdp_umem {
- struct xsk_queue *fq;
- struct xsk_queue *cq;
- struct page **pgs;
- struct xdp_umem_props props;
- u32 headroom;
- u32 chunk_size_nohr;
- struct user_struct *user;
- struct pid *pid;
- unsigned long address;
- refcount_t users;
- struct work_struct work;
- u32 npgs;
-};
+#include <net/xdp_sock.h>
static inline char *xdp_umem_get_data(struct xdp_umem *umem, u64 addr)
{
diff --git a/net/xdp/xsk_queue.h b/net/xdp/xsk_queue.h
index 337e5ad3b10e..5246ed420a16 100644
--- a/net/xdp/xsk_queue.h
+++ b/net/xdp/xsk_queue.h
@@ -8,8 +8,7 @@
#include <linux/types.h>
#include <linux/if_xdp.h>
-
-#include "xdp_umem_props.h"
+#include <net/xdp_sock.h>
#define RX_BATCH_SIZE 16