Commit 4505dc2a authored by Eric Dumazet's avatar Eric Dumazet Committed by Paolo Abeni
Browse files

net: call prot->release_cb() when processing backlog 



__sk_flush_backlog() / sk_flush_backlog() are used
when TCP recvmsg()/sendmsg() process large chunks,
to not let packets in the backlog too long.

It makes sense to call tcp_release_cb() to also
process actions held in sk->sk_tsq_flags for smoother
scheduling.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarPaolo Abeni <pabeni@redhat.com>
parent 11445469

net/core/sock.c

+3 −0
Original line number Diff line number Diff line
@@ -3001,6 +3001,9 @@ void __sk_flush_backlog(struct sock *sk) 
{

	spin_lock_bh(&sk->sk_lock.slock);

	__release_sock(sk);



	if (sk->sk_prot->release_cb)

		sk->sk_prot->release_cb(sk);

	spin_unlock_bh(&sk->sk_lock.slock);

}

EXPORT_SYMBOL_GPL(__sk_flush_backlog);