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skmsg: Make sk_psock_destroy() static 

sk_psock_destroy() is a RCU callback, I can't see any reason why
it could be used outside.

Signed-off-by: Cong Wang <cong.wang@bytedance.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Cc: John Fastabend <john.fastabend@gmail.com>
Cc: Jakub Sitnicki <jakub@cloudflare.com>
Cc: Lorenz Bauer <lmb@cloudflare.com>
Link: https://lore.kernel.org/bpf/20210127221501.46866-1-xiyou.wangcong@gmail.com
This commit is contained in:
Cong Wang 2021-01-27 14:15:01 -08:00 committed by Daniel Borkmann
parent 60e578e82b
commit 8063e184e4
2 changed files with 1 additions and 3 deletions
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1
include/linux/skmsg.h
View File

@ -390,7 +390,6 @@ static inline struct sk_psock *sk_psock_get(struct sock *sk)
}
void sk_psock_stop(struct sock *sk, struct sk_psock *psock);
void sk_psock_destroy(struct rcu_head *rcu);
void sk_psock_drop(struct sock *sk, struct sk_psock *psock);
static inline void sk_psock_put(struct sock *sk, struct sk_psock *psock)

3
net/core/skmsg.c
View File

@ -669,14 +669,13 @@ static void sk_psock_destroy_deferred(struct work_struct *gc)
kfree(psock);
}
void sk_psock_destroy(struct rcu_head *rcu)
static void sk_psock_destroy(struct rcu_head *rcu)
{
struct sk_psock *psock = container_of(rcu, struct sk_psock, rcu);
INIT_WORK(&psock->gc, sk_psock_destroy_deferred);
schedule_work(&psock->gc);
}
EXPORT_SYMBOL_GPL(sk_psock_destroy);
void sk_psock_drop(struct sock *sk, struct sk_psock *psock)
{