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authorBjörn Töpel <bjorn.topel@intel.com>2018-06-04 15:05:51 +0300
committerDaniel Borkmann <daniel@iogearbox.net>2018-06-05 16:45:17 +0300
commite61e62b9e2cc14b336f330f37f517f9d373ff31e (patch)
tree8e01c17d6a4af2ec1347d2455863fb0bcb757e18 /include/net/xdp_sock.h
parent763f9b414a0b92d6c0edc28030e80658f773634b (diff)
downloadlinux-e61e62b9e2cc14b336f330f37f517f9d373ff31e.tar.xz
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>
Diffstat (limited to 'include/net/xdp_sock.h')
-rw-r--r--include/net/xdp_sock.h24
1 files changed, 23 insertions, 1 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 */