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-rw-r--r--drivers/md/dm.c9
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 4ba0811f28c..ae21833b270 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1375,18 +1375,19 @@ void dm_put(struct mapped_device *md)
}
EXPORT_SYMBOL_GPL(dm_put);
-static int dm_wait_for_completion(struct mapped_device *md)
+static int dm_wait_for_completion(struct mapped_device *md, int interruptible)
{
int r = 0;
while (1) {
- set_current_state(TASK_INTERRUPTIBLE);
+ set_current_state(interruptible);
smp_mb();
if (!atomic_read(&md->pending))
break;
- if (signal_pending(current)) {
+ if (interruptible == TASK_INTERRUPTIBLE &&
+ signal_pending(current)) {
r = -EINTR;
break;
}
@@ -1565,7 +1566,7 @@ int dm_suspend(struct mapped_device *md, unsigned suspend_flags)
/*
* Wait for the already-mapped ios to complete.
*/
- r = dm_wait_for_completion(md);
+ r = dm_wait_for_completion(md, TASK_INTERRUPTIBLE);
down_write(&md->io_lock);
remove_wait_queue(&md->wait, &wait);