Commit e6620def authored Feb 25, 2019 by Timur Celik Committed by Greg Kroah-Hartman Mar 10, 2019

tun: remove unnecessary memory barrier



[ Upstream commit ecef67cb10db7b83b3b71c61dbb29aa070ab0112 ]

Replace set_current_state with __set_current_state since no memory
barrier is needed at this point.

Signed-off-by: Timur Celik <mail@timurcelik.de>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

parent 947fc52b

drivers/net/tun.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -2140,7 +2140,7 @@ static void tun_ring_recv(struct tun_file tfile, int noblock, int *err)
		schedule();
		}

		set_current_state(TASK_RUNNING);
		__set_current_state(TASK_RUNNING);
		remove_wait_queue(&tfile->wq.wait, &wait);

		out: