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

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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);