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sock_map: Make sock_map_prog_update() static 

It is only used within sock_map.c so can become static.

Suggested-by: Jakub Sitnicki <jakub@cloudflare.com>
Signed-off-by: Cong Wang <cong.wang@bytedance.com>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Jakub Sitnicki <jakub@cloudflare.com>
Link: https://lore.kernel.org/bpf/20210223184934.6054-7-xiyou.wangcong@gmail.com
This commit is contained in:
Cong Wang 2021-02-23 10:49:31 -08:00 committed by Alexei Starovoitov
parent ae8b8332fb
commit 4675e234b9
2 changed files with 5 additions and 11 deletions
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9
include/linux/bpf.h
View File

@ -1779,8 +1779,6 @@ static inline void bpf_map_offload_map_free(struct bpf_map *map)
#endif /* CONFIG_NET && CONFIG_BPF_SYSCALL */
#if defined(CONFIG_INET) && defined(CONFIG_BPF_SYSCALL)
int sock_map_prog_update(struct bpf_map *map, struct bpf_prog *prog,
struct bpf_prog *old, u32 which);
int sock_map_get_from_fd(const union bpf_attr *attr, struct bpf_prog *prog);
int sock_map_prog_detach(const union bpf_attr *attr, enum bpf_prog_type ptype);
int sock_map_update_elem_sys(struct bpf_map *map, void *key, void *value, u64 flags);
@ -1798,13 +1796,6 @@ static inline void bpf_sk_reuseport_detach(struct sock *sk)
}
#ifdef CONFIG_BPF_SYSCALL
static inline int sock_map_prog_update(struct bpf_map *map,
struct bpf_prog *prog,
struct bpf_prog *old, u32 which)
{
return -EOPNOTSUPP;
}
static inline int sock_map_get_from_fd(const union bpf_attr *attr,
struct bpf_prog *prog)
{

7
net/core/sock_map.c
View File

@ -24,6 +24,9 @@ struct bpf_stab {
#define SOCK_CREATE_FLAG_MASK \
(BPF_F_NUMA_NODE | BPF_F_RDONLY | BPF_F_WRONLY)
static int sock_map_prog_update(struct bpf_map *map, struct bpf_prog *prog,
struct bpf_prog *old, u32 which);
static struct bpf_map *sock_map_alloc(union bpf_attr *attr)
{
struct bpf_stab *stab;
@ -1444,8 +1447,8 @@ static struct sk_psock_progs *sock_map_progs(struct bpf_map *map)
return NULL;
}
int sock_map_prog_update(struct bpf_map *map, struct bpf_prog *prog,
struct bpf_prog *old, u32 which)
static int sock_map_prog_update(struct bpf_map *map, struct bpf_prog *prog,
struct bpf_prog *old, u32 which)
{
struct sk_psock_progs *progs = sock_map_progs(map);
struct bpf_prog **pprog;