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blk-cgroup: pass a gendisk to blkg_destroy_all

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Pass the gendisk to blkg_destroy_all as part of moving the blk-cgroup
infrastructure to be gendisk based.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Andreas Herrmann <aherrmann@suse.de>
Acked-by: Tejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20220921180501.1539876-16-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2022-09-21 20:04:59 +02:00 committed by Jens Axboe
parent cad9266abc
commit 00ad6991bb
1 changed files with 4 additions and 9 deletions
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13
block/blk-cgroup.c
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@ -462,14 +462,9 @@ static void blkg_destroy(struct blkcg_gq *blkg)
percpu_ref_kill(&blkg->refcnt);
}
/**
* blkg_destroy_all - destroy all blkgs associated with a request_queue
* @q: request_queue of interest
*
* Destroy all blkgs associated with @q.
*/
static void blkg_destroy_all(struct request_queue *q)
static void blkg_destroy_all(struct gendisk *disk)
{
struct request_queue *q = disk->queue;
struct blkcg_gq *blkg, *n;
int count = BLKG_DESTROY_BATCH_SIZE;
@ -1276,7 +1271,7 @@ err_throtl_exit:
err_ioprio_exit:
blk_ioprio_exit(disk);
err_destroy_all:
blkg_destroy_all(q);
blkg_destroy_all(disk);
return ret;
err_unlock:
spin_unlock_irq(&q->queue_lock);
@ -1287,7 +1282,7 @@ err_unlock:
void blkcg_exit_disk(struct gendisk *disk)
{
blkg_destroy_all(disk->queue);
blkg_destroy_all(disk);
blk_throtl_exit(disk);
}