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Diffstat (limited to 'include/net/xdp_sock.h')
-rw-r--r--include/net/xdp_sock.h30
1 files changed, 14 insertions, 16 deletions
diff --git a/include/net/xdp_sock.h b/include/net/xdp_sock.h
index c9d87cc40c11..1a9559c0cbdd 100644
--- a/include/net/xdp_sock.h
+++ b/include/net/xdp_sock.h
@@ -18,25 +18,19 @@ struct xsk_queue;
struct xdp_buff;
struct xdp_umem {
- struct xsk_queue *fq;
- struct xsk_queue *cq;
- struct xsk_buff_pool *pool;
+ void *addrs;
u64 size;
u32 headroom;
u32 chunk_size;
+ u32 chunks;
+ u32 npgs;
struct user_struct *user;
refcount_t users;
- struct work_struct work;
- struct page **pgs;
- u32 npgs;
- u16 queue_id;
- u8 need_wakeup;
u8 flags;
- int id;
- struct net_device *dev;
bool zc;
- spinlock_t xsk_tx_list_lock;
- struct list_head xsk_tx_list;
+ struct page **pgs;
+ int id;
+ struct list_head xsk_dma_list;
};
struct xsk_map {
@@ -48,10 +42,11 @@ struct xsk_map {
struct xdp_sock {
/* struct sock must be the first member of struct xdp_sock */
struct sock sk;
- struct xsk_queue *rx;
+ struct xsk_queue *rx ____cacheline_aligned_in_smp;
struct net_device *dev;
struct xdp_umem *umem;
struct list_head flush_node;
+ struct xsk_buff_pool *pool;
u16 queue_id;
bool zc;
enum {
@@ -59,10 +54,9 @@ struct xdp_sock {
XSK_BOUND,
XSK_UNBOUND,
} state;
- /* Protects multiple processes in the control path */
- struct mutex mutex;
+
struct xsk_queue *tx ____cacheline_aligned_in_smp;
- struct list_head list;
+ struct list_head tx_list;
/* Mutual exclusion of NAPI TX thread and sendmsg error paths
* in the SKB destructor callback.
*/
@@ -77,6 +71,10 @@ struct xdp_sock {
struct list_head map_list;
/* Protects map_list */
spinlock_t map_list_lock;
+ /* Protects multiple processes in the control path */
+ struct mutex mutex;
+ struct xsk_queue *fq_tmp; /* Only as tmp storage before bind */
+ struct xsk_queue *cq_tmp; /* Only as tmp storage before bind */
};
#ifdef CONFIG_XDP_SOCKETS