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Revert "md-raid: destroy the bitmap after destroying the thread"

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commit 1d258758cf upstream.

This reverts commit e151db8ecf. Because it
obviously breaks clustered raid as noticed by Neil though it fixed KASAN
issue for dm-raid, let's revert it and fix KASAN issue in next commit.

[1]. https://lore.kernel.org/linux-raid/a6657e08-b6a7-358b-2d2a-0ac37d49d23a@linux.dev/T/#m95ac225cab7409f66c295772483d091084a6d470

Fixes: e151db8ecf ("md-raid: destroy the bitmap after destroying the thread")
Signed-off-by: Guoqing Jiang <guoqing.jiang@linux.dev>
Signed-off-by: Song Liu <song@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Guoqing Jiang
2022-08-17 20:05:13 +08:00
committed by Greg Kroah-Hartman
parent 62af37c5cd
commit f68f025c7e
1 changed files with 1 additions and 1 deletions
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drivers/md/md.c
+1 -1
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@@ -6278,11 +6278,11 @@ static void mddev_detach(struct mddev *mddev)
static void __md_stop(struct mddev *mddev) static void __md_stop(struct mddev *mddev)
{ {
struct md_personality *pers = mddev->pers; struct md_personality *pers = mddev->pers;
md_bitmap_destroy(mddev);
mddev_detach(mddev); mddev_detach(mddev);
/* Ensure ->event_work is done */ /* Ensure ->event_work is done */
if (mddev->event_work.func) if (mddev->event_work.func)
flush_workqueue(md_misc_wq); flush_workqueue(md_misc_wq);
md_bitmap_destroy(mddev);
spin_lock(&mddev->lock); spin_lock(&mddev->lock);
mddev->pers = NULL; mddev->pers = NULL;
spin_unlock(&mddev->lock); spin_unlock(&mddev->lock);