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-rw-r--r--block/blk-mq-sysfs.c39
-rw-r--r--block/blk-mq.h3
-rw-r--r--block/blk-sysfs.c9
-rw-r--r--include/linux/blk-mq.h1
4 files changed, 26 insertions, 26 deletions
diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c
index ee6efe2b250d..93997d297d42 100644
--- a/block/blk-mq-sysfs.c
+++ b/block/blk-mq-sysfs.c
@@ -203,22 +203,6 @@ static int blk_mq_register_hctx(struct blk_mq_hw_ctx *hctx)
return ret;
}
-void blk_mq_unregister_dev(struct device *dev, struct request_queue *q)
-{
- struct blk_mq_hw_ctx *hctx;
- unsigned long i;
-
- lockdep_assert_held(&q->sysfs_dir_lock);
-
- queue_for_each_hw_ctx(q, hctx, i)
- blk_mq_unregister_hctx(hctx);
-
- kobject_uevent(q->mq_kobj, KOBJ_REMOVE);
- kobject_del(q->mq_kobj);
-
- q->mq_sysfs_init_done = false;
-}
-
void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx)
{
kobject_init(&hctx->kobj, &blk_mq_hw_ktype);
@@ -251,16 +235,16 @@ void blk_mq_sysfs_init(struct request_queue *q)
}
}
-int __blk_mq_register_dev(struct device *dev, struct request_queue *q)
+int blk_mq_sysfs_register(struct gendisk *disk)
{
+ struct request_queue *q = disk->queue;
struct blk_mq_hw_ctx *hctx;
unsigned long i, j;
int ret;
- WARN_ON_ONCE(!q->kobj.parent);
lockdep_assert_held(&q->sysfs_dir_lock);
- ret = kobject_add(q->mq_kobj, &dev->kobj, "%s", "mq");
+ ret = kobject_add(q->mq_kobj, &disk_to_dev(disk)->kobj, "mq");
if (ret < 0)
goto out;
@@ -288,6 +272,23 @@ unreg:
return ret;
}
+void blk_mq_sysfs_unregister(struct gendisk *disk)
+{
+ struct request_queue *q = disk->queue;
+ struct blk_mq_hw_ctx *hctx;
+ unsigned long i;
+
+ lockdep_assert_held(&q->sysfs_dir_lock);
+
+ queue_for_each_hw_ctx(q, hctx, i)
+ blk_mq_unregister_hctx(hctx);
+
+ kobject_uevent(q->mq_kobj, KOBJ_REMOVE);
+ kobject_del(q->mq_kobj);
+
+ q->mq_sysfs_init_done = false;
+}
+
void blk_mq_sysfs_unregister_hctxs(struct request_queue *q)
{
struct blk_mq_hw_ctx *hctx;
diff --git a/block/blk-mq.h b/block/blk-mq.h
index a92639f2bfd2..54e20edf0da3 100644
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -118,7 +118,8 @@ static inline struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *q,
*/
extern void blk_mq_sysfs_init(struct request_queue *q);
extern void blk_mq_sysfs_deinit(struct request_queue *q);
-extern int __blk_mq_register_dev(struct device *dev, struct request_queue *q);
+int blk_mq_sysfs_register(struct gendisk *disk);
+void blk_mq_sysfs_unregister(struct gendisk *disk);
int blk_mq_sysfs_register_hctxs(struct request_queue *q);
void blk_mq_sysfs_unregister_hctxs(struct request_queue *q);
extern void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx);
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index b72506770b97..85ea43eff094 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -812,18 +812,17 @@ struct kobj_type blk_queue_ktype = {
*/
int blk_register_queue(struct gendisk *disk)
{
- int ret;
- struct device *dev = disk_to_dev(disk);
struct request_queue *q = disk->queue;
+ int ret;
mutex_lock(&q->sysfs_dir_lock);
- ret = kobject_add(&q->kobj, &dev->kobj, "%s", "queue");
+ ret = kobject_add(&q->kobj, &disk_to_dev(disk)->kobj, "queue");
if (ret < 0)
goto unlock;
if (queue_is_mq(q))
- __blk_mq_register_dev(dev, q);
+ blk_mq_sysfs_register(disk);
mutex_lock(&q->sysfs_lock);
mutex_lock(&q->debugfs_mutex);
@@ -919,7 +918,7 @@ void blk_unregister_queue(struct gendisk *disk)
* structures that can be modified through sysfs.
*/
if (queue_is_mq(q))
- blk_mq_unregister_dev(disk_to_dev(disk), q);
+ blk_mq_sysfs_unregister(disk);
blk_crypto_sysfs_unregister(q);
mutex_lock(&q->sysfs_lock);
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 0fd96e92c6c6..43aad0da3305 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -691,7 +691,6 @@ struct gendisk *blk_mq_alloc_disk_for_queue(struct request_queue *q,
struct request_queue *blk_mq_init_queue(struct blk_mq_tag_set *);
int blk_mq_init_allocated_queue(struct blk_mq_tag_set *set,
struct request_queue *q);
-void blk_mq_unregister_dev(struct device *, struct request_queue *);
void blk_mq_destroy_queue(struct request_queue *);
int blk_mq_alloc_tag_set(struct blk_mq_tag_set *set);