From ad80b0fc6e7f56bb1b09af86749ff3014477cfe6 Mon Sep 17 00:00:00 2001
From: Paolo Abeni
Date: Fri, 27 Nov 2020 11:10:22 +0100
Subject: mptcp: open code mptcp variant for lock_sock

This allows invoking an additional callback under the
socket spin lock.

Will be used by the next patches to avoid additional
spin lock contention.

Acked-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Reviewed-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
---
 include/net/sock.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'include/net/sock.h')

diff --git a/include/net/sock.h b/include/net/sock.h
index 80469c2c448d..f59764614e30 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1590,6 +1590,7 @@ static inline void lock_sock(struct sock *sk)
 	lock_sock_nested(sk, 0);
 }
 
+void __lock_sock(struct sock *sk);
 void __release_sock(struct sock *sk);
 void release_sock(struct sock *sk);
 
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