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authorDave Chinner <dchinner@redhat.com>2012-10-08 21:56:00 +1100
committerBen Myers <bpm@sgi.com>2012-10-17 11:25:06 -0500
commit7e18530bef6a18a5479690ae7e8256319ecf1300 (patch)
tree01b336aed89889bf654327346742956abe0a5d45 /fs/xfs/xfs_mount.c
parent33c7a2bc48a81fa714572f8ce29f29bc17e6faf0 (diff)
downloadtalos-obmc-linux-7e18530bef6a18a5479690ae7e8256319ecf1300.tar.gz
talos-obmc-linux-7e18530bef6a18a5479690ae7e8256319ecf1300.zip
xfs: rationalise xfs_mount_wq users
Instead of starting and stopping background work on the xfs_mount_wq all at the same time, separate them to where they really are needed to start and stop. The xfs_sync_worker, only needs to be started after all the mount processing has completed successfully, while it needs to be stopped before the log is unmounted. The xfs_reclaim_worker is started on demand, and can be stopped before the unmount process does it's own inode reclaim pass. The xfs_flush_inodes work is run on demand, and so we really only need to ensure that it has stopped running before we start processing an unmount, freeze or remount,ro. Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Mark Tinguely <tinguely@sgi.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_mount.c')
-rw-r--r--fs/xfs/xfs_mount.c6
1 files changed, 4 insertions, 2 deletions
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index b2bd3a0e6376..d9a31c6a0c53 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1450,9 +1450,11 @@ xfs_unmountfs(
/*
* And reclaim all inodes. At this point there should be no dirty
- * inode, and none should be pinned or locked, but use synchronous
- * reclaim just to be sure.
+ * inodes and none should be pinned or locked, but use synchronous
+ * reclaim just to be sure. We can stop background inode reclaim
+ * here as well if it is still running.
*/
+ cancel_delayed_work_sync(&mp->m_reclaim_work);
xfs_reclaim_inodes(mp, SYNC_WAIT);
xfs_qm_unmount(mp);
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