blk_mq_run_hw_queue identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

block/blk-mq.c, line 2312

Defined in 1 files as a prototype:

include/linux/blk-mq.h, line 943 (as a prototype)

Defined in 1 files as a function:

block/blk-mq.c, line 2321 (as a function)

Referenced in 5 files:

Smatch caller information:

block/kyber-iosched.c kyber_domain_wake() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	async	1
BUF_SIZE	0	hctx	112
BUF_SIZE	0	hctx	112
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	hctx	unit_byte
HALF_LOCKED2		&sci->sc_wait_request.lock
HALF_LOCKED2		&x->lock
HALF_LOCKED2		flags

block/blk-mq.c blk_execute_rq() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	1	async	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&attr->mutex
HALF_LOCKED2		&cd->lock
HALF_LOCKED2		&hba->clk_scaling_lock
HALF_LOCKED2		&hba->dev_cmd.lock
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		&vblk->vdev_mutex

block/blk-mq.c blk_execute_rq_nowait() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
BIT_INFO	1	async	0x0,0x10
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

block/blk-mq.c blk_mq_dispatch_list() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	0	hctx->dispatch.prev	4096-ptr_max
PARAM_VALUE	0	hctx->dispatch.prev->next	8048975950412890112
PARAM_VALUE	0	hctx->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	hctx->queue	4096-ptr_max
PARAM_VALUE	0	hctx->queue->q_usage_counter.percpu_count_ptr	1-u64max
DATA_SOURCE	1	async	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

block/blk-mq.c blk_mq_dispatch_list() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	0	hctx->queue	4096-ptr_max
PARAM_VALUE	0	hctx->queue->elevator	4096-ptr_max
PARAM_VALUE	0	hctx->queue->elevator->type	4096-ptr_max
PARAM_VALUE	0	hctx->queue->q_usage_counter.percpu_count_ptr	1-u64max
DATA_SOURCE	1	async	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

block/blk-mq.c blk_mq_dispatch_rq_list() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	0	hctx->dispatch.prev	4096-ptr_max
PARAM_VALUE	0	hctx->dispatch.prev->next	4096-ptr_max
PARAM_VALUE	0	hctx->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	hctx->queue->elevator->type->ops.has_work	410715194960605184,6769586099157078016,9174663125962096640
PARAM_VALUE	1	async	1
CAPPED_DATA	0	&hctx->dispatch_wait.entry	1
DATA_SOURCE	0	hctx	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read

block/blk-mq.c blk_mq_dispatch_wake() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	0	hctx->dispatch_wait_lock.rlock.dep_map->name	0-255
PARAM_VALUE	1	async	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&sci->sc_wait_request.lock
HALF_LOCKED2		&x->lock
HALF_LOCKED2		flags

block/blk-mq.c blk_mq_hctx_notify_dead() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	0	hctx->dispatch.prev	7963805595770863616
PARAM_VALUE	0	hctx->dispatch.prev->next	4096-7963805595770863615,7963805595770863617-ptr_max
PARAM_VALUE	0	hctx->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	hctx->queue	4096-ptr_max
PARAM_VALUE	0	hctx->queue->tag_set	4096-ptr_max
PARAM_VALUE	1	async	1
CAPPED_DATA	0	hctx	1
CAPPED_DATA	0	hctx->queue->queue_hw_ctx	1
NOCHECK_CALL

block/blk-mq.c blk_mq_insert_requests() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	0	hctx->queue	4096-ptr_max
PARAM_VALUE	0	hctx->queue->elevator	0
PARAM_VALUE	0	hctx->queue->q_usage_counter.percpu_count_ptr	1-u64max
CAPPED_DATA	0	hctx	1
DATA_SOURCE	0	hctx	$0
DATA_SOURCE	1	async	$3 [m]
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

block/blk-mq.c blk_mq_issue_direct() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx->queue->mq_ops	4096-ptr_max
PARAM_VALUE	1	async	0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read

block/blk-mq.c blk_mq_request_issue_directly() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	1	async	0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read

block/blk-mq.c blk_mq_run_hw_queues() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
DATA_SOURCE	0	hctx	r queue_hctx
DATA_SOURCE	1	async	$1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&d->lock
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		flags

block/blk-mq.c blk_mq_start_hw_queue() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
DATA_SOURCE	0	hctx	$0
BIT_INFO	1	async	0x0,0x10
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&host->lock

block/blk-mq.c blk_mq_start_stopped_hw_queue() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
DATA_SOURCE	0	hctx	$0
DATA_SOURCE	1	async	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&vq->lock
HALF_LOCKED2		flags

block/blk-mq.c blk_mq_submit_bio() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx->dispatch_busy	1-u32max
PARAM_VALUE	1	async	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

block/blk-mq.c blk_mq_try_issue_directly() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	1	async	0
DATA_SOURCE	0	hctx	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read

block/blk-mq.c blk_mq_try_issue_directly() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
DATA_SOURCE	0	hctx	$0
BIT_INFO	1	async	0x0,0x200000
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read

block/blk-mq.c blk_mq_try_issue_directly() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	1	async	0
DATA_SOURCE	0	hctx	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read

block/blk-mq.c blk_mq_try_issue_list_directly() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	0	hctx->dispatch_busy	0
PARAM_VALUE	0	hctx->queue	4096-ptr_max
PARAM_VALUE	0	hctx->queue->elevator	0
PARAM_VALUE	0	hctx->queue->q_usage_counter.percpu_count_ptr	1-u64max
PARAM_VALUE	1	async	0
DATA_SOURCE	0	hctx	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read

block/blk-mq-sched.c __blk_mq_sched_restart() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	1	async	1
DATA_SOURCE	0	hctx	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

block/blk-mq-sched.c blk_mq_sched_dispatch_requests() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	0	hctx->driver_data->evts_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	hctx->driver_data->last_sq_tail	0-u16max
PARAM_VALUE	0	hctx->driver_data->sq_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	hctx->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	hctx->queue	4096-ptr_max
PARAM_VALUE	0	hctx->queue->elevator	4096-ptr_max
PARAM_VALUE	0	hctx->queue->elevator->elevator_data->budgets_assigned	s32min-s32max
PARAM_VALUE	0	hctx->queue->elevator->elevator_data->idle_slice_timer.is_queued	0
PARAM_VALUE	0	hctx->queue->elevator->elevator_data->idle_slice_timer.node.node.next	0
PARAM_VALUE	0	hctx->queue->elevator->elevator_data->idle_slice_timer.node.node.prev	0
PARAM_VALUE	0	hctx->queue->elevator->elevator_data->in_serv_last_pos	0
PARAM_VALUE	0	hctx->queue->elevator->elevator_data->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	hctx->queue->elevator->elevator_data->rqs_injected	0-1
PARAM_VALUE	0	hctx->queue->elevator->elevator_data->wait_dispatch	0
PARAM_VALUE	0	hctx->queue->elevator->elevator_data->waited_rq	0
PARAM_VALUE	0	hctx->queue->elevator->type->ops.has_work	410715194960605184,6769586099157078016,9174663125962096640
PARAM_VALUE	0	hctx->queue->queuedata->budget_map->alloc_hint	0-4294967295
PARAM_VALUE	0	hctx->queue->queuedata->device_blocked.counter	s32min-s32max
PARAM_VALUE	0	hctx->queue->queuedata->restarts.counter	s32min-s32max
PARAM_VALUE	0	hctx->sched_data->batching	0-16
PARAM_VALUE	0	hctx->sched_data->lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	*hctx->driver_data->dbbuf_sq_db	0-u16max
PARAM_VALUE	1	async	1
DATA_SOURCE	0	hctx	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		__tag_set->srcu
HALF_LOCKED2		rcu_read

drivers/block/rnbd/rnbd-clt.c rnbd_clt_dev_requeue() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	1-u64max
PARAM_VALUE	1	async	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

block/blk-mq-tag.c blk_mq_get_tag() -> blk_mq_run_hw_queue()

Type	Parameter	Key	Value
PARAM_VALUE	0	hctx	4096-ptr_max
PARAM_VALUE	0	hctx->wait_index.counter	0-s32max
PARAM_VALUE	1	async	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL