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blk-iocost: pass a gendisk to blk_iocost_init 

Pass the gendisk to blk_iocost_init 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/20220921180501.1539876-11-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2022-09-21 20:04:54 +02:00 committed by Jens Axboe
parent 9df3e65139
commit 57b6455497
1 changed files with 4 additions and 3 deletions
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7
block/blk-iocost.c
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@ -2828,8 +2828,9 @@ static struct rq_qos_ops ioc_rqos_ops = {
.exit = ioc_rqos_exit,
};
static int blk_iocost_init(struct request_queue *q)
static int blk_iocost_init(struct gendisk *disk)
{
struct request_queue *q = disk->queue;
struct ioc *ioc;
struct rq_qos *rqos;
int i, cpu, ret;
@ -3178,7 +3179,7 @@ static ssize_t ioc_qos_write(struct kernfs_open_file *of, char *input,
ioc = q_to_ioc(bdev_get_queue(bdev));
if (!ioc) {
ret = blk_iocost_init(bdev_get_queue(bdev));
ret = blk_iocost_init(bdev->bd_disk);
if (ret)
goto err;
ioc = q_to_ioc(bdev_get_queue(bdev));
@ -3345,7 +3346,7 @@ static ssize_t ioc_cost_model_write(struct kernfs_open_file *of, char *input,
ioc = q_to_ioc(bdev_get_queue(bdev));
if (!ioc) {
ret = blk_iocost_init(bdev_get_queue(bdev));
ret = blk_iocost_init(bdev->bd_disk);
if (ret)
goto err;
ioc = q_to_ioc(bdev_get_queue(bdev));