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: Guoqing Jiang <guoqing.jiang@cloud.ionos.com> Signed-off-by: Song Liu <songliubraving@fb.com>
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@ -1789,8 +1789,10 @@ void md_bitmap_destroy(struct mddev *mddev)
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return;
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md_bitmap_wait_behind_writes(mddev);
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mempool_destroy(mddev->serial_info_pool);
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mddev->serial_info_pool = NULL;
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if (!mddev->serialize_policy) {
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mempool_destroy(mddev->serial_info_pool);
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mddev->serial_info_pool = NULL;
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}
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mutex_lock(&mddev->bitmap_info.mutex);
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spin_lock(&mddev->lock);
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@ -2476,8 +2478,10 @@ backlog_store(struct mddev *mddev, const char *buf, size_t len)
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mddev->bitmap_info.max_write_behind = backlog;
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if (!backlog && mddev->serial_info_pool) {
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/* serial_info_pool is not needed if backlog is zero */
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mempool_destroy(mddev->serial_info_pool);
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mddev->serial_info_pool = NULL;
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if (!mddev->serialize_policy) {
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mempool_destroy(mddev->serial_info_pool);
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mddev->serial_info_pool = NULL;
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}
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} else if (backlog && !mddev->serial_info_pool) {
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/* serial_info_pool is needed since backlog is not zero */
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struct md_rdev *rdev;
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