btrfs: account that we're waiting for IO in scrub_submit_raid56_bio_wait

Correctly account for IO when waiting for a submitted bio in scrub. This
only for the accounting purposes and should not change other behaviour.

Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index de53c52..f49b94a 100644 (file)
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -1704,7 +1704,7 @@ static int scrub_submit_raid56_bio_wait(struct btrfs_fs_info *fs_info,
        if (ret)
                return ret;
 
-       wait_for_completion(&done.event);
+       wait_for_completion_io(&done.event);
        if (done.status)
                return -EIO;