diff options
| -rw-r--r-- | block/blk-mq-sysfs.c | 4 | ||||
| -rw-r--r-- | block/blk-mq.c | 4 | ||||
| -rw-r--r-- | block/blk-mq.h | 1 |
3 files changed, 5 insertions, 4 deletions
diff --git a/block/blk-mq-sysfs.c b/block/blk-mq-sysfs.c index 295e69670c39..124305407c80 100644 --- a/block/blk-mq-sysfs.c +++ b/block/blk-mq-sysfs.c @@ -277,7 +277,7 @@ void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx) kobject_init(&hctx->kobj, &blk_mq_hw_ktype); } -static void blk_mq_sysfs_init(struct request_queue *q) +void blk_mq_sysfs_init(struct request_queue *q) { struct blk_mq_ctx *ctx; int cpu; @@ -297,8 +297,6 @@ int blk_mq_register_dev(struct device *dev, struct request_queue *q) blk_mq_disable_hotplug(); - blk_mq_sysfs_init(q); - ret = kobject_add(&q->mq_kobj, kobject_get(&dev->kobj), "%s", "mq"); if (ret < 0) goto out; diff --git a/block/blk-mq.c b/block/blk-mq.c index b2fd175e84d7..ed4b55176cdd 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -2045,7 +2045,6 @@ static void blk_mq_init_cpu_queues(struct request_queue *q, struct blk_mq_ctx *__ctx = per_cpu_ptr(q->queue_ctx, i); struct blk_mq_hw_ctx *hctx; - memset(__ctx, 0, sizeof(*__ctx)); __ctx->cpu = i; spin_lock_init(&__ctx->lock); INIT_LIST_HEAD(&__ctx->rq_list); @@ -2352,6 +2351,9 @@ struct request_queue *blk_mq_init_allocated_queue(struct blk_mq_tag_set *set, if (!q->queue_ctx) goto err_exit; + /* init q->mq_kobj and sw queues' kobjects */ + blk_mq_sysfs_init(q); + q->queue_hw_ctx = kzalloc_node(nr_cpu_ids * sizeof(*(q->queue_hw_ctx)), GFP_KERNEL, set->numa_node); if (!q->queue_hw_ctx) diff --git a/block/blk-mq.h b/block/blk-mq.h index 088ced003c13..ad8bfd7473ef 100644 --- a/block/blk-mq.h +++ b/block/blk-mq.h @@ -77,6 +77,7 @@ static inline struct blk_mq_hw_ctx *blk_mq_map_queue(struct request_queue *q, /* * sysfs helpers */ +extern void blk_mq_sysfs_init(struct request_queue *q); extern int blk_mq_sysfs_register(struct request_queue *q); extern void blk_mq_sysfs_unregister(struct request_queue *q); extern void blk_mq_hctx_kobj_init(struct blk_mq_hw_ctx *hctx); |