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mptcp: open code mptcp variant for lock_sock

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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>
This commit is contained in:
Paolo Abeni
2020-11-27 11:10:22 +01:00
committed by Jakub Kicinski
parent be5724240b
commit ad80b0fc6e
3 changed files with 15 additions and 1 deletions
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1
include/net/sock.h
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@@ -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);