Commit fbdc86f3 authored Oct 31, 2011 by Namhyung Kim Committed by Alasdair G Kergon Oct 31, 2011

dm: remove superfluous smp_mb



Since set_current_state() contains a memory barrier in it,
an additional barrier isn't needed.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Signed-off-by: Alasdair G Kergon <agk@redhat.com>

parent 71a16736

drivers/md/dm.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -2326,7 +2326,6 @@ static int dm_wait_for_completion(struct mapped_device *md, int interruptible)
		while (1) {
		set_current_state(interruptible);

		smp_mb();
		if (!md_in_flight(md))
		break;