| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 41/68] tun: remove unnecessary memory barrier | Date | Fri, 8 Mar 2019 13:50:11 +0100 |
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4.19-stable review patch. If anyone has any objections, please let me know.
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From: Timur Celik <mail@timurcelik.de>
[ 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> --- drivers/net/tun.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/net/tun.c +++ b/drivers/net/tun.c @@ -2140,7 +2140,7 @@ static void *tun_ring_recv(struct tun_fi schedule(); } - set_current_state(TASK_RUNNING); + __set_current_state(TASK_RUNNING); remove_wait_queue(&tfile->wq.wait, &wait); out:
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