| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.9 26/96] tun: remove unnecessary memory barrier | Date | Tue, 12 Mar 2019 10:09:44 -0700 |
| |
4.9-stable review patch. If anyone has any objections, please let me know.
------------------
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 @@ -1489,7 +1489,7 @@ static struct sk_buff *tun_ring_recv(str schedule(); } - set_current_state(TASK_RUNNING); + __set_current_state(TASK_RUNNING); remove_wait_queue(&tfile->wq.wait, &wait); out:
|