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From: Dave Chinner <david@fromorbit.com>
To: linux-xfs@vger.kernel.org
Subject: [PATCH 01/11] xfs: flush data dev on external log write
Date: Tue, 27 Jul 2021 17:10:02 +1000	[thread overview]
Message-ID: <20210727071012.3358033-2-david@fromorbit.com> (raw)
In-Reply-To: <20210727071012.3358033-1-david@fromorbit.com>

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 --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);
 }
 
-- 
2.31.1


  reply	other threads:[~2021-07-27  7:10 UTC|newest]

Thread overview: 20+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-07-27  7:10 [PATCH 0/11 v3] xfs: fix log cache flush regressions and bugs Dave Chinner
2021-07-27  7:10 ` Dave Chinner [this message]
2021-07-27  7:10 ` [PATCH 02/11] xfs: external logs need to flush data device Dave Chinner
2021-07-27  7:10 ` [PATCH 03/11] xfs: fold __xlog_state_release_iclog into xlog_state_release_iclog Dave Chinner
2021-07-27  7:10 ` [PATCH 04/11] xfs: fix ordering violation between cache flushes and tail updates Dave Chinner
2021-07-27 18:50   ` Darrick J. Wong
2021-07-27  7:10 ` [PATCH 05/11] xfs: factor out forced iclog flushes Dave Chinner
2021-07-27  7:10 ` [PATCH 06/11] xfs: log forces imply data device cache flushes Dave Chinner
2021-07-27  7:10 ` [PATCH 07/11] xfs: avoid unnecessary waits in xfs_log_force_lsn() Dave Chinner
2021-07-27  7:10 ` [PATCH 08/11] xfs: logging the on disk inode LSN can make it go backwards Dave Chinner
2021-07-27 19:00   ` Darrick J. Wong
2023-06-13  6:20   ` Chandan Babu R
2023-06-14  9:13     ` Dave Chinner
2021-07-27  7:10 ` [PATCH 09/11] xfs: Enforce attr3 buffer recovery order Dave Chinner
2021-07-27  7:10 ` [PATCH 10/11] xfs: need to see iclog flags in tracing Dave Chinner
2021-07-27  7:10 ` [PATCH 11/11] xfs: limit iclog tail updates Dave Chinner
2021-07-27 21:25   ` Darrick J. Wong
2021-07-27 22:13     ` Dave Chinner
2021-07-27 23:44   ` [PATCH 11/11 v2] " Dave Chinner
2021-07-29 16:28     ` Darrick J. Wong

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