Commit 9df3e651 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Jens Axboe
Browse files

blk-iocost: simplify ioc_name 



Just directly dereference the disk name instead of going through multiple
hoops to find the same value.

Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Reviewed-by: default avatarAndreas Herrmann <aherrmann@suse.de>
Acked-by: default avatarTejun Heo <tj@kernel.org>
Link: https://lore.kernel.org/r/20220921180501.1539876-10-hch@lst.de


Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 16fac1b5

block/blk-iocost.c

+5 −9
Original line number Diff line number Diff line
@@ -664,17 +664,13 @@ static struct ioc *q_to_ioc(struct request_queue *q) 
	return rqos_to_ioc(rq_qos_id(q, RQ_QOS_COST));

}



static const char *q_name(struct request_queue *q)

{

	if (blk_queue_registered(q))

		return kobject_name(q->kobj.parent);

	else

		return "<unknown>";

}



static const char __maybe_unused *ioc_name(struct ioc *ioc)

{

	return q_name(ioc->rqos.q);

	struct gendisk *disk = ioc->rqos.q->disk;



	if (!disk)

		return "<unknown>";

	return disk->disk_name;

}



static struct ioc_gq *pd_to_iocg(struct blkg_policy_data *pd)