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authorZhu Yanjun <zyjzyj2000@gmail.com>2020-11-26 18:03:18 +0300
committerDaniel Borkmann <daniel@iogearbox.net>2020-11-28 01:00:51 +0300
commitbb1b25cab04324d0749f7ae22653aff58157bf83 (patch)
tree954a3b375c2614dc975a68df05226be51f32148e /net/xdp/xskmap.c
parent105c4e75feb411a60f5089f7a1e68b8523f986cc (diff)
downloadlinux-bb1b25cab04324d0749f7ae22653aff58157bf83.tar.xz
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/xskmap.c')
-rw-r--r--net/xdp/xskmap.c20
1 files changed, 2 insertions, 18 deletions
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);
}