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[PATCH] md: clean out unplug and other queue function on md shutdown 

The mddev and queue might be used for another array which does not set these,
so they need to be cleared.

Signed-off-by: NeilBrown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
NeilBrown 2007-02-28 20:11:42 -08:00 committed by Linus Torvalds
parent 7dd5e7c3db
commit d1b5380c7f
1 changed files with 3 additions and 0 deletions
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3
drivers/md/md.c
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@ -3322,6 +3322,9 @@ static int do_md_stop(mddev_t * mddev, int mode)
set_disk_ro(disk, 0);
blk_queue_make_request(mddev->queue, md_fail_request);
mddev->pers->stop(mddev);
mddev->queue->merge_bvec_fn = NULL;
mddev->queue->unplug_fn = NULL;
mddev->queue->issue_flush_fn = NULL;
if (mddev->pers->sync_request)
sysfs_remove_group(&mddev->kobj, &md_redundancy_group);