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authorChristoph Hellwig <hch@lst.de>2022-09-21 20:04:52 +0200
committerJens Axboe <axboe@kernel.dk>2022-09-27 03:17:24 +0200
commit16fac1b5912b778a30d8863dbc928bef25c8d307 (patch)
treefd86dc02ea0680676373e4bf684aeff65a509b65
parentblk-ioprio: pass a gendisk to blk_ioprio_init and blk_ioprio_exit (diff)
downloadlinux-16fac1b5912b778a30d8863dbc928bef25c8d307.tar.xz
linux-16fac1b5912b778a30d8863dbc928bef25c8d307.zip
blk-iolatency: pass a gendisk to blk_iolatency_init
Pass the gendisk to blk_iolatency_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/20220921180501.1539876-9-hch@lst.de [axboe: missed inline for blk_iolatency_init() and !CONFIG_BLK_CGROUP_IOLATENCY] Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--block/blk-cgroup.c2
-rw-r--r--block/blk-iolatency.c3
-rw-r--r--block/blk.h4
3 files changed, 5 insertions, 4 deletions
diff --git a/block/blk-cgroup.c b/block/blk-cgroup.c
index 89974fd0db3d..82a117ff54de 100644
--- a/block/blk-cgroup.c
+++ b/block/blk-cgroup.c
@@ -1265,7 +1265,7 @@ int blkcg_init_disk(struct gendisk *disk)
if (ret)
goto err_ioprio_exit;
- ret = blk_iolatency_init(q);
+ ret = blk_iolatency_init(disk);
if (ret)
goto err_throtl_exit;
diff --git a/block/blk-iolatency.c b/block/blk-iolatency.c
index e285152345a2..c6f61fe88b87 100644
--- a/block/blk-iolatency.c
+++ b/block/blk-iolatency.c
@@ -756,8 +756,9 @@ static void blkiolatency_enable_work_fn(struct work_struct *work)
}
}
-int blk_iolatency_init(struct request_queue *q)
+int blk_iolatency_init(struct gendisk *disk)
{
+ struct request_queue *q = disk->queue;
struct blk_iolatency *blkiolat;
struct rq_qos *rqos;
int ret;
diff --git a/block/blk.h b/block/blk.h
index d7142c4d2fef..9f714c942d32 100644
--- a/block/blk.h
+++ b/block/blk.h
@@ -389,9 +389,9 @@ static inline struct bio *blk_queue_bounce(struct bio *bio,
}
#ifdef CONFIG_BLK_CGROUP_IOLATENCY
-extern int blk_iolatency_init(struct request_queue *q);
+int blk_iolatency_init(struct gendisk *disk);
#else
-static inline int blk_iolatency_init(struct request_queue *q) { return 0; }
+static inline int blk_iolatency_init(struct gendisk *disk) { return 0; };
#endif
#ifdef CONFIG_BLK_DEV_ZONED