Commit e8117c26 authored Jan 03, 2014 by Wang Shilong Committed by Chris Mason Jan 28, 2014

Btrfs: only fua the first superblock when writting supers



We only intent to fua the first superblock in every device from
comments, fix it.

Signed-off-by: Wang Shilong <wangsl.fnst@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fb.com>
Signed-off-by: Chris Mason <clm@fb.com>

parent 17504584

fs/btrfs/disk-io.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -3133,7 +3133,10 @@ static int write_dev_supers(struct btrfs_device *device,
		* we fua the first super. The others we allow
		* to go down lazy.
		*/
		if (i == 0)
		ret = btrfsic_submit_bh(WRITE_FUA, bh);
		else
		ret = btrfsic_submit_bh(WRITE_SYNC, bh);
		if (ret)
		errors++;
		}