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-rw-r--r--block/blk-throttle.c3
-rw-r--r--block/genhd.c4
2 files changed, 4 insertions, 3 deletions
diff --git a/block/blk-throttle.c b/block/blk-throttle.c
index 902203bdddb4..e7bd7050d684 100644
--- a/block/blk-throttle.c
+++ b/block/blk-throttle.c
@@ -2411,7 +2411,8 @@ void blk_throtl_exit(struct gendisk *disk)
{
struct request_queue *q = disk->queue;
- BUG_ON(!q->td);
+ if (!q->td)
+ return;
del_timer_sync(&q->td->service_queue.pending_timer);
throtl_shutdown_wq(q);
blkcg_deactivate_policy(disk, &blkcg_policy_throtl);
diff --git a/block/genhd.c b/block/genhd.c
index 7e031559bf51..65373738c70b 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -668,8 +668,6 @@ void del_gendisk(struct gendisk *disk)
rq_qos_exit(q);
blk_mq_unquiesce_queue(q);
- blkcg_exit_disk(disk);
-
/*
* If the disk does not own the queue, allow using passthrough requests
* again. Else leave the queue frozen to fail all I/O.
@@ -1166,6 +1164,8 @@ static void disk_release(struct device *dev)
might_sleep();
WARN_ON_ONCE(disk_live(disk));
+ blkcg_exit_disk(disk);
+
/*
* To undo the all initialization from blk_mq_init_allocated_queue in
* case of a probe failure where add_disk is never called we have to