Commit 4d26d32f authored by Guoqing Jiang's avatar Guoqing Jiang Committed by Song Liu
Browse files

md: don't destroy serial_info_pool if serialize_policy is true 



The serial_info_pool is needed if array sets serialize_policy to
true, so don't destroy it.

Signed-off-by: default avatarGuoqing Jiang <guoqing.jiang@cloud.ionos.com>
Signed-off-by: default avatarSong Liu <songliubraving@fb.com>
parent 69df9cfc

drivers/md/md-bitmap.c

+8 −4
Original line number Diff line number Diff line
@@ -1789,8 +1789,10 @@ void md_bitmap_destroy(struct mddev *mddev) 
		return;



	md_bitmap_wait_behind_writes(mddev);

	if (!mddev->serialize_policy) {

		mempool_destroy(mddev->serial_info_pool);

		mddev->serial_info_pool = NULL;

	}



	mutex_lock(&mddev->bitmap_info.mutex);

	spin_lock(&mddev->lock);
@@ -2476,8 +2478,10 @@ backlog_store(struct mddev *mddev, const char *buf, size_t len) 
	mddev->bitmap_info.max_write_behind = backlog;

	if (!backlog && mddev->serial_info_pool) {

		/* serial_info_pool is not needed if backlog is zero */

		if (!mddev->serialize_policy) {

			mempool_destroy(mddev->serial_info_pool);

			mddev->serial_info_pool = NULL;

		}

	} else if (backlog && !mddev->serial_info_pool) {

		/* serial_info_pool is needed since backlog is not zero */

		struct md_rdev *rdev;