blk_mq_get_hctx_node identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

block/blk-mq.c, line 3528 (as a function)

Referenced in 1 files:

block/blk-mq.c

Smatch caller information:

block/blk-mq.c __blk_mq_realloc_hw_ctxs() -> blk_mq_get_hctx_node()

Type	Parameter	Key	Value
PARAM_VALUE	0	set	4096-ptr_max
PARAM_VALUE	0	set->nr_hw_queues	1-u32max
PARAM_VALUE	0	set->update_nr_hwq_lock.first_waiter->type	0-1
PARAM_VALUE	1	hctx_idx	0-s32max
BUF_SIZE	0	set->driver_data	(-1),128,736,816,848,1000-s32max
BUF_SIZE	0	set->ops	(-1),144
BUF_SIZE	0	set->tags	(-1),8
CAPPED_DATA	0	set	1
CAPPED_DATA	0	set->nr_hw_queues	1
CAPPED_DATA	1	hctx_idx	1
DATA_SOURCE	0	set	$0
STR_LEN	0	set	(-1),19
STR_LEN	0	set	(-1),19
PARAM_COMPARE	1	hctx_idx	< $0->nr_hw_queues
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	set->cmd_size	0-u32max
HOST_DATA	0	set->flags	0-u32max
HOST_DATA	0	set->nr_hw_queues	1-u32max[c]
HOST_DATA	0	set->nr_maps	0,2-s32max[c]
HOST_DATA	0	set->numa_node	s32min-s32max
HOST_DATA	0	set->queue_depth	0-u32max
HOST_DATA	0	set->reserved_tags	0-u32max
HOST_DATA	0	set->shared_tags->bitmap_tags.sb.depth	1-u32max[c]
HOST_DATA	0	set->shared_tags->bitmap_tags.sb.round_robin	0-1
HOST_DATA	0	set->shared_tags->breserved_tags.sb.depth	1-u32max[c]
HOST_DATA	0	set->shared_tags->breserved_tags.sb.round_robin	0-1
HOST_DATA	0	set->tags_srcu.srcu_reader_flavor	0-255
HOST_DATA	0	set->tags_srcu.srcu_sup->srcu_ssp->srcu_reader_flavor	0-255
HOST_DATA	0	set->timeout	0-u32max
HOST_DATA	0	set->update_nr_hwq_lock.osq.tail.counter	0-s32max
NO_OVERFLOW_SIMPLE	0	set->nr_hw_queues
NO_OVERFLOW_SIMPLE	0	set->queue_depth
NO_OVERFLOW_SIMPLE	0	set->shared_tags->bitmap_tags.sb.depth
NO_OVERFLOW_SIMPLE	0	set->shared_tags->breserved_tags.sb.depth
NO_OVERFLOW_SIMPLE	1	hctx_idx
UNITS	1	hctx_idx	unit_array_size
HALF_LOCKED2	0	&set->tag_list_lock
HALF_LOCKED2	0	&set->update_nr_hwq_lock

block/blk-mq.c blk_mq_alloc_rq_map() -> blk_mq_get_hctx_node()

Type	Parameter	Key	Value
PARAM_VALUE	0	set	4096-ptr_max
PARAM_VALUE	0	set->update_nr_hwq_lock.first_waiter->type	0-1
BUF_SIZE	0	set->driver_data	(-1),72,128,736,816,848,1000-s32max
BUF_SIZE	0	set->ops	(-1),144
BUF_SIZE	0	set->shared_tags	(-1),264
BUF_SIZE	0	set->srcu	(-1),80
BUF_SIZE	0	set->tags	(-1),8
CAPPED_DATA	0	set	1
DATA_SOURCE	0	set	$0
DATA_SOURCE	1	hctx_idx	$1
STR_LEN	0	set	(-1),19
STR_LEN	0	set	(-1),19
NOSPEC	0	set->nr_hw_queues
NOSPEC	0	set->queue_depth
NOSPEC	0	set->shared_tags->nr_tags
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	set->cmd_size	0-u32max
HOST_DATA	0	set->flags	0-u32max
HOST_DATA	0	set->nr_hw_queues	0-2147483646[c]
HOST_DATA	0	set->nr_maps	0,2-u32max
HOST_DATA	0	set->numa_node	s32min-s32max
HOST_DATA	0	set->queue_depth	0-u32max
HOST_DATA	0	set->reserved_tags	0-u32max
HOST_DATA	0	set->shared_tags->bitmap_tags.sb.round_robin	0-1
HOST_DATA	0	set->shared_tags->breserved_tags.sb.round_robin	0-1
HOST_DATA	0	set->shared_tags->nr_reserved_tags	0-u32max
HOST_DATA	0	set->shared_tags->nr_tags	0-4294967294
HOST_DATA	0	set->tags_srcu.srcu_reader_flavor	0-255
HOST_DATA	0	set->tags_srcu.srcu_sup->srcu_ssp->srcu_reader_flavor	0-255
HOST_DATA	0	set->timeout	0-u32max
HOST_DATA	0	set->update_nr_hwq_lock.osq.tail.counter	0-s32max
HOST_DATA	1	hctx_idx	1-2147483646[c]
USER_DATA	0	set->nr_hw_queues	1-4096[c]
USER_DATA	0	set->queue_depth	1-4096[c]
USER_DATA	0	set->shared_tags->nr_tags	1-4096[c]
NO_OVERFLOW_SIMPLE	0	set->nr_hw_queues
NO_OVERFLOW_SIMPLE	0	set->shared_tags->bitmap_tags.sb.depth
NO_OVERFLOW_SIMPLE	0	set->shared_tags->breserved_tags.sb.depth
NO_OVERFLOW_SIMPLE	1	hctx_idx
UNITS	1	hctx_idx	unit_array_size
HALF_LOCKED2	0	&set->tag_list_lock
HALF_LOCKED2	0	&set->update_nr_hwq_lock

block/blk-mq.c blk_mq_alloc_rqs() -> blk_mq_get_hctx_node()

Type	Parameter	Key	Value
PARAM_VALUE	0	set	4096-ptr_max
PARAM_VALUE	0	set->update_nr_hwq_lock.first_waiter->type	0-1
BUF_SIZE	0	set->driver_data	(-1),72,128,736,816,848,1000-s32max
BUF_SIZE	0	set->ops	(-1),144
BUF_SIZE	0	set->shared_tags	(-1),264
BUF_SIZE	0	set->srcu	(-1),80
BUF_SIZE	0	set->tags	(-1),8
CAPPED_DATA	0	set	1
CAPPED_DATA	0	set->nr_maps	1
DATA_SOURCE	0	set	$0
DATA_SOURCE	1	hctx_idx	$2
STR_LEN	0	set	(-1),19
STR_LEN	0	set	(-1),19
NOSPEC	0	set->nr_hw_queues
NOSPEC	0	set->queue_depth
NOSPEC	0	set->shared_tags->nr_tags
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	set->cmd_size	0-u32max
HOST_DATA	0	set->flags	0-u32max
HOST_DATA	0	set->nr_hw_queues	0-2147483646[c]
HOST_DATA	0	set->nr_maps	0,2-u32max[c]
HOST_DATA	0	set->numa_node	s32min-s32max
HOST_DATA	0	set->queue_depth	0-u32max
HOST_DATA	0	set->reserved_tags	0-u32max
HOST_DATA	0	set->shared_tags->bitmap_tags.sb.round_robin	0-1
HOST_DATA	0	set->shared_tags->breserved_tags.sb.round_robin	0-1
HOST_DATA	0	set->shared_tags->nr_reserved_tags	0-u32max
HOST_DATA	0	set->shared_tags->nr_tags	0-4294967294
HOST_DATA	0	set->tags_srcu.srcu_reader_flavor	0-255
HOST_DATA	0	set->tags_srcu.srcu_sup->srcu_ssp->srcu_reader_flavor	0-255
HOST_DATA	0	set->timeout	0-u32max
HOST_DATA	0	set->update_nr_hwq_lock.osq.tail.counter	0-s32max
HOST_DATA	1	hctx_idx	1-2147483646[c]
USER_DATA	0	set->nr_hw_queues	1-4096[c]
USER_DATA	0	set->queue_depth	1-4096[c]
USER_DATA	0	set->shared_tags->nr_tags	1-4096[c]
NO_OVERFLOW_SIMPLE	0	set->nr_hw_queues
NO_OVERFLOW_SIMPLE	0	set->shared_tags->bitmap_tags.sb.depth
NO_OVERFLOW_SIMPLE	0	set->shared_tags->breserved_tags.sb.depth
NO_OVERFLOW_SIMPLE	1	hctx_idx
UNITS	1	hctx_idx	unit_array_size
HALF_LOCKED2	0	&set->tag_list_lock
HALF_LOCKED2	0	&set->update_nr_hwq_lock