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-rw-r--r--drivers/md/dm.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index f2d24eb3208..466a6bf0742 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1410,6 +1410,7 @@ int dm_suspend(struct mapped_device *md, unsigned suspend_flags)
while (1) {
set_current_state(TASK_INTERRUPTIBLE);
+ smp_mb();
if (!atomic_read(&md->pending) || signal_pending(current))
break;