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| author | Zhu Yanjun <zyjzyj2000@gmail.com> | 2020-11-26 23:03:18 +0800 |
|---|---|---|
| committer | Daniel Borkmann <daniel@iogearbox.net> | 2020-11-27 23:00:51 +0100 |
| commit | bb1b25cab04324d0749f7ae22653aff58157bf83 (patch) | |
| tree | 954a3b375c2614dc975a68df05226be51f32148e /net/xdp | |
| parent | 105c4e75feb411a60f5089f7a1e68b8523f986cc (diff) | |
| download | linux-bb1b25cab04324d0749f7ae22653aff58157bf83.tar.gz linux-bb1b25cab04324d0749f7ae22653aff58157bf83.tar.bz2 linux-bb1b25cab04324d0749f7ae22653aff58157bf83.zip | |
xdp: Remove the functions xsk_map_inc and xsk_map_put
The functions xsk_map_put() and xsk_map_inc() are simple wrappers and
as such, replace these functions with the functions bpf_map_inc() and
bpf_map_put() and remove some error testing code.
Signed-off-by: Zhu Yanjun <zyjzyj2000@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Magnus Karlsson <magnus.karlsson@intel.com>
Link: https://lore.kernel.org/bpf/1606402998-12562-1-git-send-email-yanjunz@nvidia.com
Diffstat (limited to 'net/xdp')
| -rw-r--r-- | net/xdp/xsk.c | 4 | ||||
| -rw-r--r-- | net/xdp/xsk.h | 2 | ||||
| -rw-r--r-- | net/xdp/xskmap.c | 20 |
3 files changed, 4 insertions, 22 deletions
diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c index b0141973f23e..3e33cb6e68e6 100644 --- a/net/xdp/xsk.c +++ b/net/xdp/xsk.c @@ -605,7 +605,7 @@ static struct xsk_map *xsk_get_map_list_entry(struct xdp_sock *xs, node = list_first_entry_or_null(&xs->map_list, struct xsk_map_node, node); if (node) { - WARN_ON(xsk_map_inc(node->map)); + bpf_map_inc(&node->map->map); map = node->map; *map_entry = node->map_entry; } @@ -635,7 +635,7 @@ static void xsk_delete_from_maps(struct xdp_sock *xs) while ((map = xsk_get_map_list_entry(xs, &map_entry))) { xsk_map_try_sock_delete(map, xs, map_entry); - xsk_map_put(map); + bpf_map_put(&map->map); } } diff --git a/net/xdp/xsk.h b/net/xdp/xsk.h index b9e896cee5bb..edcf249ad1f1 100644 --- a/net/xdp/xsk.h +++ b/net/xdp/xsk.h @@ -41,8 +41,6 @@ static inline struct xdp_sock *xdp_sk(struct sock *sk) void xsk_map_try_sock_delete(struct xsk_map *map, struct xdp_sock *xs, struct xdp_sock **map_entry); -int xsk_map_inc(struct xsk_map *map); -void xsk_map_put(struct xsk_map *map); void xsk_clear_pool_at_qid(struct net_device *dev, u16 queue_id); int xsk_reg_pool_at_qid(struct net_device *dev, struct xsk_buff_pool *pool, u16 queue_id); diff --git a/net/xdp/xskmap.c b/net/xdp/xskmap.c index 49da2b8ace8b..66231ba6c348 100644 --- a/net/xdp/xskmap.c +++ b/net/xdp/xskmap.c @@ -11,32 +11,16 @@ #include "xsk.h" -int xsk_map_inc(struct xsk_map *map) -{ - bpf_map_inc(&map->map); - return 0; -} - -void xsk_map_put(struct xsk_map *map) -{ - bpf_map_put(&map->map); -} - static struct xsk_map_node *xsk_map_node_alloc(struct xsk_map *map, struct xdp_sock **map_entry) { struct xsk_map_node *node; - int err; node = kzalloc(sizeof(*node), GFP_ATOMIC | __GFP_NOWARN); if (!node) return ERR_PTR(-ENOMEM); - err = xsk_map_inc(map); - if (err) { - kfree(node); - return ERR_PTR(err); - } + bpf_map_inc(&map->map); node->map = map; node->map_entry = map_entry; @@ -45,7 +29,7 @@ static struct xsk_map_node *xsk_map_node_alloc(struct xsk_map *map, static void xsk_map_node_free(struct xsk_map_node *node) { - xsk_map_put(node->map); + bpf_map_put(&node->map->map); kfree(node); } |