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authorWang Shilong <wangsl.fnst@cn.fujitsu.com>2014-01-03 18:22:57 +0800
committerChris Mason <clm@fb.com>2014-01-28 13:20:15 -0800
commite8117c26b24098496b6011aabe84e43e0189a506 (patch)
tree637db93597bb491bc77400b7d8f28049d6e4365b /fs/btrfs/disk-io.c
parent17504584f52af944960f1ad16752aa10a0755b3b (diff)
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>
Diffstat (limited to 'fs/btrfs/disk-io.c')
-rw-r--r--fs/btrfs/disk-io.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 0400a26fc8c5..9850a51a3f19 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -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.
*/
- ret = btrfsic_submit_bh(WRITE_FUA, bh);
+ if (i == 0)
+ ret = btrfsic_submit_bh(WRITE_FUA, bh);
+ else
+ ret = btrfsic_submit_bh(WRITE_SYNC, bh);
if (ret)
errors++;
}