netdev - [PATCH net-next 05/14] rxrpc: Record calls that need to be accepted

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Message-ID: <147415429964.17897.13521765826025051919.stgit@warthog.procyon.org.uk>
Date:   Sun, 18 Sep 2016 00:18:19 +0100
From:   David Howells <dhowells@...hat.com>
To:     netdev@...r.kernel.org
Cc:     dhowells@...hat.com, linux-afs@...ts.infradead.org,
        linux-kernel@...r.kernel.org
Subject: [PATCH net-next 05/14] rxrpc: Record calls that need to be accepted

Record calls that need to be accepted using sk_acceptq_added() otherwise
the backlog counter goes negative because sk_acceptq_removed() is called.
This causes the preallocator to malfunction.

Calls that are preaccepted by AFS within the kernel aren't affected by
this.

Signed-off-by: David Howells <dhowells@...hat.com>
---

 net/rxrpc/call_accept.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/net/rxrpc/call_accept.c b/net/rxrpc/call_accept.c
index 26c293ef98eb..323b8da50163 100644
--- a/net/rxrpc/call_accept.c
+++ b/net/rxrpc/call_accept.c
@@ -369,6 +369,8 @@ found_service:
 
 	if (rx->notify_new_call)
 		rx->notify_new_call(&rx->sk, call, call->user_call_ID);
+	else
+		sk_acceptq_added(&rx->sk);
 
 	spin_lock(&conn->state_lock);
 	switch (conn->state) {