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
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@ -390,7 +390,6 @@ static inline struct sk_psock *sk_psock_get(struct sock *sk)
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}
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void sk_psock_stop(struct sock *sk, struct sk_psock *psock);
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void sk_psock_destroy(struct rcu_head *rcu);
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void sk_psock_drop(struct sock *sk, struct sk_psock *psock);
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static inline void sk_psock_put(struct sock *sk, struct sk_psock *psock)
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@ -669,14 +669,13 @@ static void sk_psock_destroy_deferred(struct work_struct *gc)
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kfree(psock);
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}
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void sk_psock_destroy(struct rcu_head *rcu)
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static void sk_psock_destroy(struct rcu_head *rcu)
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{
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struct sk_psock *psock = container_of(rcu, struct sk_psock, rcu);
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INIT_WORK(&psock->gc, sk_psock_destroy_deferred);
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schedule_work(&psock->gc);
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}
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EXPORT_SYMBOL_GPL(sk_psock_destroy);
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void sk_psock_drop(struct sock *sk, struct sk_psock *psock)
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{
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