diff mbox series

[01/11] xfs: flush data dev on external log write

Message ID 20210727071012.3358033-2-david@fromorbit.com (mailing list archive)
State Accepted
Headers show
Series xfs: fix log cache flush regressions and bugs | expand

Commit Message

Dave Chinner July 27, 2021, 7:10 a.m. UTC 
From: Dave Chinner <dchinner@redhat.com>

We incorrectly flush the log device instead of the data device when
trying to ensure metadata is correctly on disk before writing the
unmount record.

Fixes: eef983ffeae7 ("xfs: journal IO cache flush reductions")
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
---
 fs/xfs/xfs_log.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/fs/xfs/xfs_log.c b/fs/xfs/xfs_log.c
index 36fa2650b081..96434cc4df6e 100644
--- a/fs/xfs/xfs_log.c
+++ b/fs/xfs/xfs_log.c
@@ -833,7 +833,7 @@  xlog_write_unmount_record(
 	 * stamp the tail LSN into the unmount record.
 	 */
 	if (log->l_targ != log->l_mp->m_ddev_targp)
-		blkdev_issue_flush(log->l_targ->bt_bdev);
+		blkdev_issue_flush(log->l_mp->m_ddev_targp->bt_bdev);
 	return xlog_write(log, &vec, ticket, NULL, NULL, XLOG_UNMOUNT_TRANS);
 }