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(parent: 6366218) | patch
net: don not detour through struct sock to find the poll waitqueue
authorChristoph Hellwig <hch@lst.de>
Mon, 30 Jul 2018 07:42:11 +0000 (09:42 +0200)
committerDavid S. Miller <davem@davemloft.net>
Mon, 30 Jul 2018 16:10:25 +0000 (09:10 -0700)
commitea08bdbdaa369af08ba445fdce55912e244a8850
treee3c719c6148c5a38aedc727618122e3e6e2a6b04tree | snapshot
parent6366218eea0200f0dcd674bdb74031ac5d2011cdcommit | diff
net: don not detour through struct sock to find the poll waitqueue

For any open socket file descriptor sock->sk->sk_wq->wait will always
point to sock->wq->wait.  That means we can do the shorter dereference
and removal a NULL check and don't have to not worry about any RCU
protection.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
include/net/sock.h diff | blob | history
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