From: Christoph Hellwig <hch@lst.de>
To: Tejun Heo <tj@kernel.org>, Jens Axboe <axboe@kernel.dk>
Cc: linux-block@vger.kernel.org
Subject: [PATCH 10/17] blk-iocost: pass a gendisk to blk_iocost_init
Date: Wed, 21 Sep 2022 20:04:54 +0200 [thread overview]
Message-ID: <20220921180501.1539876-11-hch@lst.de> (raw)
In-Reply-To: <20220921180501.1539876-1-hch@lst.de>
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>
---
block/blk-iocost.c | 7 ++++---
block/blk.h | 2 +-
2 files changed, 5 insertions(+), 4 deletions(-)
diff --git a/block/blk-iocost.c b/block/blk-iocost.c
index cba9d3ad58e16..1e7bf0d353227 100644
--- a/block/blk-iocost.c
+++ b/block/blk-iocost.c
@@ -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));
diff --git a/block/blk.h b/block/blk.h
index 361db83147c6f..8d5c7a6f52a66 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -391,7 +391,7 @@ static inline struct bio *blk_queue_bounce(struct bio *bio,
#ifdef CONFIG_BLK_CGROUP_IOLATENCY
int blk_iolatency_init(struct gendisk *disk);
#else
-static int blk_iolatency_init(struct gendisk *disk) { return 0 };
+static int blk_iolatency_init(struct gendisk *disk) { return 0; }
#endif
#ifdef CONFIG_BLK_DEV_ZONED
--
2.30.2
next prev parent reply other threads:[~2022-09-21 18:05 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-09-21 18:04 blk-cgroup cleanups Christoph Hellwig
2022-09-21 18:04 ` [PATCH 01/17] blk-cgroup: fix error unwinding in blkcg_init_queue Christoph Hellwig
2022-09-22 13:00 ` Andreas Herrmann
2022-09-21 18:04 ` [PATCH 02/17] blk-cgroup: remove blk_queue_root_blkg Christoph Hellwig
2022-09-22 13:03 ` Andreas Herrmann
2022-09-21 18:04 ` [PATCH 03/17] blk-cgroup: remove open coded blkg_lookup instances Christoph Hellwig
2022-09-22 13:17 ` Andreas Herrmann
2022-09-26 20:56 ` Tejun Heo
2022-09-21 18:04 ` [PATCH 04/17] blk-cgroup: cleanup the blkg_lookup family of functions Christoph Hellwig
2022-09-22 14:15 ` Andreas Herrmann
2022-09-26 20:58 ` Tejun Heo
2022-09-21 18:04 ` [PATCH 05/17] blk-cgroup: remove blkg_lookup_check Christoph Hellwig
2022-09-22 14:16 ` Andreas Herrmann
2022-09-26 21:18 ` Tejun Heo
2022-09-21 18:04 ` [PATCH 06/17] blk-cgroup: pass a gendisk to blkcg_init_queue and blkcg_exit_queue Christoph Hellwig
2022-09-22 13:34 ` Andreas Herrmann
2022-09-21 18:04 ` [PATCH 07/17] blk-ioprio: pass a gendisk to blk_ioprio_init and blk_ioprio_exit Christoph Hellwig
2022-09-22 13:38 ` Andreas Herrmann
2022-09-21 18:04 ` [PATCH 08/17] blk-iolatency: pass a gendisk to blk_iolatency_init Christoph Hellwig
2022-09-22 13:40 ` Andreas Herrmann
2022-09-27 1:19 ` Jens Axboe
2022-09-21 18:04 ` [PATCH 09/17] blk-iocost: simplify ioc_name Christoph Hellwig
2022-09-22 12:10 ` Andreas Herrmann
2022-09-21 18:04 ` Christoph Hellwig [this message]
2022-09-22 12:11 ` [PATCH 10/17] blk-iocost: pass a gendisk to blk_iocost_init Andreas Herrmann
2022-09-21 18:04 ` [PATCH 11/17] blk-iocost: cleanup ioc_qos_write Christoph Hellwig
2022-09-22 12:11 ` Andreas Herrmann
2022-09-21 18:04 ` [PATCH 12/17] blk-throttle: pass a gendisk to blk_throtl_init and blk_throtl_exit Christoph Hellwig
2022-09-23 6:38 ` Andreas Herrmann
2022-09-21 18:04 ` [PATCH 13/17] blk-throttle: pass a gendisk to blk_throtl_register_queue Christoph Hellwig
2022-09-23 6:39 ` Andreas Herrmann
2022-09-21 18:04 ` [PATCH 14/17] blk-throttle: pass a gendisk to blk_throtl_cancel_bios Christoph Hellwig
2022-09-23 6:42 ` Andreas Herrmann
2022-09-21 18:04 ` [PATCH 15/17] blk-cgroup: pass a gendisk to blkg_destroy_all Christoph Hellwig
2022-09-22 13:42 ` Andreas Herrmann
2022-09-21 18:05 ` [PATCH 16/17] blk-cgroup: pass a gendisk to blkcg_schedule_throttle Christoph Hellwig
2022-09-22 14:21 ` Andreas Herrmann
2022-09-21 18:05 ` [PATCH 17/17] blk-cgroup: pass a gendisk to the blkg allocation helpers Christoph Hellwig
2022-09-23 7:03 ` Andreas Herrmann
2022-09-26 21:26 ` blk-cgroup cleanups Tejun Heo
2022-09-27 1:19 ` Jens Axboe
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