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xfs: forced unmounts need to push the CIL

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If the filesystem is being shut down and the there is no log error,
the current code forces out the current log buffers. This code now needs
to push the CIL before it forces out the log buffers to acheive the same
result.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Alex Elder <aelder@sgi.com>
This commit is contained in:
Dave Chinner 2010-05-17 15:51:59 +10:00 committed by Alex Elder
parent 71e330b593
commit 9da1ab181a
1 changed files with 15 additions and 0 deletions
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15
fs/xfs/xfs_log.c
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@ -3688,6 +3688,11 @@ xlog_state_ioerror(
* c. nothing new gets queued up after (a) and (b) are done.
* d. if !logerror, flush the iclogs to disk, then seal them off
* for business.
*
* Note: for delayed logging the !logerror case needs to flush the regions
* held in memory out to the iclogs before flushing them to disk. This needs
* to be done before the log is marked as shutdown, otherwise the flush to the
* iclogs will fail.
*/
int
xfs_log_force_umount(
@ -3721,6 +3726,16 @@ xfs_log_force_umount(
return 1;
}
retval = 0;
/*
* Flush the in memory commit item list before marking the log as
* being shut down. We need to do it in this order to ensure all the
* completed transactions are flushed to disk with the xfs_log_force()
* call below.
*/
if (!logerror && (mp->m_flags & XFS_MOUNT_DELAYLOG))
xlog_cil_push(log, 1);
/*
* We must hold both the GRANT lock and the LOG lock,
* before we mark the filesystem SHUTDOWN and wake