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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

block/blk-mq.c __blk_mq_alloc_disk() -> __alloc_disk_node()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->blkcg_mutex.dep_map->name 0-255
PARAM_VALUE 0 q->blkcg_mutex.first_waiter 0
PARAM_VALUE 0 q->blkcg_mutex.magic 4096-ptr_max
PARAM_VALUE 0 q->blkcg_mutex.osq.tail.counter 0
PARAM_VALUE 0 q->blkcg_mutex.owner.counter 0
PARAM_VALUE 0 q->blkg_list.next 4096-ptr_max
PARAM_VALUE 0 q->blkg_list.next->next 4096-ptr_max
PARAM_VALUE 0 q->blkg_list.prev 4096-ptr_max
PARAM_VALUE 0 q->blkg_list.prev->next 4096-ptr_max
PARAM_VALUE 0 q->blkg_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 q->debugfs_mutex.dep_map->name 0-255
PARAM_VALUE 0 q->debugfs_mutex.first_waiter 0
PARAM_VALUE 0 q->debugfs_mutex.magic 4096-ptr_max
PARAM_VALUE 0 q->debugfs_mutex.osq.tail.counter 0
PARAM_VALUE 0 q->debugfs_mutex.owner.counter 0
PARAM_VALUE 0 q->elevator_lock.dep_map->name 0-255
PARAM_VALUE 0 q->elevator_lock.first_waiter 0
PARAM_VALUE 0 q->elevator_lock.magic 4096-ptr_max
PARAM_VALUE 0 q->elevator_lock.osq.tail.counter 0
PARAM_VALUE 0 q->elevator_lock.owner.counter 0
PARAM_VALUE 0 q->flush_list.next 4096-ptr_max
PARAM_VALUE 0 q->flush_list.next->next 4096-ptr_max
PARAM_VALUE 0 q->flush_list.prev 4096-ptr_max
PARAM_VALUE 0 q->flush_list.prev->next 4096-ptr_max
PARAM_VALUE 0 q->flush_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 q->icq_list.next 4096-ptr_max
PARAM_VALUE 0 q->icq_list.next->next 4096-ptr_max
PARAM_VALUE 0 q->icq_list.prev 4096-ptr_max
PARAM_VALUE 0 q->icq_list.prev->next 4096-ptr_max
PARAM_VALUE 0 q->icq_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 q->id 0-s32max
PARAM_VALUE 0 q->io_lockdep_map.cpu 0
PARAM_VALUE 0 q->io_lockdep_map.lock_type 0
PARAM_VALUE 0 q->io_lockdep_map.wait_type_outer 0
PARAM_VALUE 0 q->last_merge 0
PARAM_VALUE 0 q->limits.atomic_write_boundary_sectors 0-8388607
PARAM_VALUE 0 q->limits.atomic_write_max_sectors 0-8388607
PARAM_VALUE 0 q->limits.atomic_write_unit_max 0-1171456
PARAM_VALUE 0 q->limits.atomic_write_unit_min 0-1171456
PARAM_VALUE 0 q->limits.discard_granularity 0,512-u32max
PARAM_VALUE 0 q->limits.dma_alignment 1-u32max
PARAM_VALUE 0 q->limits.features 0,3-u32max
PARAM_VALUE 0 q->limits.integrity.interval_exp 0-31
PARAM_VALUE 0 q->limits.io_min 512-u32max
PARAM_VALUE 0 q->limits.logical_block_size 512-65536
PARAM_VALUE 0 q->limits.max_discard_segments 1-u16max
PARAM_VALUE 0 q->limits.max_fast_segment_size 0-4096
PARAM_VALUE 0 q->limits.max_segment_size 1-u32max
PARAM_VALUE 0 q->limits.max_segments 1-u16max
PARAM_VALUE 0 q->limits.max_user_discard_sectors u32max
PARAM_VALUE 0 q->limits.max_user_sectors 0,8-u32max
PARAM_VALUE 0 q->limits.max_user_wzeroes_unmap_sectors u32max
PARAM_VALUE 0 q->limits.physical_block_size 512-u32max
PARAM_VALUE 0 q->limits.seg_boundary_mask 1-u64max
PARAM_VALUE 0 q->limits.zone_write_granularity 512-u32max
PARAM_VALUE 0 q->limits_lock.dep_map->name 0-255
PARAM_VALUE 0 q->limits_lock.first_waiter 0
PARAM_VALUE 0 q->limits_lock.magic 4096-ptr_max
PARAM_VALUE 0 q->limits_lock.osq.tail.counter 0
PARAM_VALUE 0 q->limits_lock.owner.counter 0
PARAM_VALUE 0 q->mq_freeze_lock.dep_map->name 0-255
PARAM_VALUE 0 q->mq_freeze_lock.first_waiter 0
PARAM_VALUE 0 q->mq_freeze_lock.magic 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_lock.osq.tail.counter 0
PARAM_VALUE 0 q->mq_freeze_lock.owner.counter 0
PARAM_VALUE 0 q->mq_freeze_wq.head.next 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_wq.head.next->next 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_wq.head.prev 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_wq.head.prev->prev 4096-ptr_max
PARAM_VALUE 0 q->mq_kobj 4096-ptr_max
PARAM_VALUE 0 q->mq_kobj->ktype 7917916540978126848
PARAM_VALUE 0 q->mq_kobj->state_add_uevent_sent 0
PARAM_VALUE 0 q->mq_kobj->state_in_sysfs 0
PARAM_VALUE 0 q->mq_kobj->state_initialized 1
PARAM_VALUE 0 q->mq_kobj->state_remove_uevent_sent 0
PARAM_VALUE 0 q->nr_active_requests_shared_tags.counter 0
PARAM_VALUE 0 q->nr_hw_queues 1-4294967294
PARAM_VALUE 0 q->q_lockdep_map.cpu 0
PARAM_VALUE 0 q->q_lockdep_map.lock_type 0
PARAM_VALUE 0 q->q_lockdep_map.wait_type_outer 0
PARAM_VALUE 0 q->q_usage_counter.data 4096-ptr_max
PARAM_VALUE 0 q->q_usage_counter.data->confirm_switch 0
PARAM_VALUE 0 q->q_usage_counter.data->count.counter s64min-(-9223372036854775807),0-s64max
PARAM_VALUE 0 q->q_usage_counter.data->ref 4096-ptr_max
PARAM_VALUE 0 q->q_usage_counter.percpu_count_ptr 4096-18446744073709547523
PARAM_VALUE 0 q->queue_ctx 4096-ptr_max
PARAM_VALUE 0 q->queue_flags 0,4-u64max
PARAM_VALUE 0 q->queue_hw_ctx 1-u64max
PARAM_VALUE 0 q->refs.refs.counter 1
PARAM_VALUE 0 q->requeue_list.next 4096-ptr_max
PARAM_VALUE 0 q->requeue_list.next->next 4096-ptr_max
PARAM_VALUE 0 q->requeue_list.prev 4096-ptr_max
PARAM_VALUE 0 q->requeue_list.prev->next 4096-ptr_max
PARAM_VALUE 0 q->requeue_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 q->rq_qos_mutex.dep_map->name 0-255
PARAM_VALUE 0 q->rq_qos_mutex.first_waiter 0
PARAM_VALUE 0 q->rq_qos_mutex.magic 4096-ptr_max
PARAM_VALUE 0 q->rq_qos_mutex.osq.tail.counter 0
PARAM_VALUE 0 q->rq_qos_mutex.owner.counter 0
PARAM_VALUE 0 q->rq_timeout 1-u32max
PARAM_VALUE 0 q->stats 4096-ptr_max
PARAM_VALUE 0 q->stats->accounting 0
PARAM_VALUE 0 q->sysfs_lock.dep_map->name 0-255
PARAM_VALUE 0 q->sysfs_lock.first_waiter 0
PARAM_VALUE 0 q->sysfs_lock.magic 4096-ptr_max
PARAM_VALUE 0 q->sysfs_lock.osq.tail.counter 0
PARAM_VALUE 0 q->sysfs_lock.owner.counter 0
PARAM_VALUE 0 q->tag_set 4096-ptr_max
PARAM_VALUE 0 q->tag_set_list.next 4096-ptr_max
PARAM_VALUE 0 q->timeout.entry.pprev 0
PARAM_VALUE 0 q->timeout.flags 0-4194302
PARAM_VALUE 0 q->timeout.lockdep_map->name 0-255
PARAM_VALUE 0 q->unused_hctx_list.next->next 4096-ptr_max
PARAM_VALUE 0 q->unused_hctx_list.next->prev 5362048371041832960
PARAM_VALUE 0 q->unused_hctx_list.prev->next 4096-ptr_max
PARAM_VALUE 0 q->unused_hctx_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 q->unused_hctx_lock.rlock.dep_map->name 0-255
PARAM_VALUE 2 lkclass 4096-ptr_max
BUF_SIZE 0 q->mq_ops (-1),144
BUF_SIZE 0 q->queuedata (-1),128,352,576,736,792,816,1008-s32max
BUF_SIZE 0 q->tag_set (-1),528
CAPPED_DATA 0 q->limits.max_hw_wzeroes_unmap_sectors 1
DATA_SOURCE 0 q r blk_mq_alloc_queue
DATA_SOURCE 2 lkclass $3
NOSPEC 0 q->async_depth
NOSPEC 0 q->nr_requests
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 0 q->async_depth 0-10238[c]
HOST_DATA 0 q->limits.alignment_offset 0-u16max[c]
HOST_DATA 0 q->limits.atomic_write_max_sectors 0-8388607[c]
HOST_DATA 0 q->limits.discard_granularity 512-u32max[c]
HOST_DATA 0 q->limits.integrity.interval_exp 0-31[c]
HOST_DATA 0 q->limits.io_min 512-65536[c]
HOST_DATA 0 q->limits.max_active_zones 0-u32max
HOST_DATA 0 q->limits.max_open_zones 0-u32max
HOST_DATA 0 q->limits.max_sectors 0-s32max[c]
HOST_DATA 0 q->limits.max_zone_append_sectors 0-s32max[c]
HOST_DATA 0 q->limits.zone_write_granularity 512-65536[c]
HOST_DATA 0 q->mq_kobj->kref.refcount.refs.counter s32min-s32max
HOST_DATA 0 q->nr_requests 0-10238[c]
HOST_DATA 0 q->tag_set->queue_depth 1-10238[c]
HOST_DATA 0 q->tag_set->reserved_tags 0-u32max
USER_DATA 0 q->async_depth 1-4096[c]
USER_DATA 0 q->nr_requests 1-4096[c]
NO_OVERFLOW_SIMPLE 0 q->async_depth
NO_OVERFLOW_SIMPLE 0 q->limits.max_discard_sectors
NO_OVERFLOW_SIMPLE 0 q->limits.max_open_zones
NO_OVERFLOW_SIMPLE 0 q->nr_requests
NO_OVERFLOW_SIMPLE 0 q->tag_set->nr_hw_queues
NO_OVERFLOW_SIMPLE 0 q->tag_set->queue_depth
HALF_LOCKED2 &dev->lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &ub->mutex
HALF_LOCKED2 global &devices_mutex
HALF_LOCKED2 global &lock
HALF_LOCKED2 global &mtd_table_mutex

block/blk-mq.c blk_mq_alloc_disk_for_queue() -> __alloc_disk_node()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 1 node_id (-1)
PARAM_VALUE 2 lkclass 3015987788821123072,8868644359432957952
DATA_SOURCE 0 q $0
DATA_SOURCE 2 lkclass $1
RX_PATH
TASK_NOT_RUNNING

block/genhd.c __blk_alloc_disk() -> __alloc_disk_node()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
PARAM_VALUE 0 q->async_depth 128
PARAM_VALUE 0 q->blkcg_mutex.dep_map->name 0-255
PARAM_VALUE 0 q->blkcg_mutex.first_waiter 0
PARAM_VALUE 0 q->blkcg_mutex.magic 4096-ptr_max
PARAM_VALUE 0 q->blkcg_mutex.osq.tail.counter 0
PARAM_VALUE 0 q->blkcg_mutex.owner.counter 0
PARAM_VALUE 0 q->blkg_list.next 4096-ptr_max
PARAM_VALUE 0 q->blkg_list.next->next 4096-ptr_max
PARAM_VALUE 0 q->blkg_list.prev 4096-ptr_max
PARAM_VALUE 0 q->blkg_list.prev->next 4096-ptr_max
PARAM_VALUE 0 q->blkg_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 q->debugfs_mutex.dep_map->name 0-255
PARAM_VALUE 0 q->debugfs_mutex.first_waiter 0
PARAM_VALUE 0 q->debugfs_mutex.magic 4096-ptr_max
PARAM_VALUE 0 q->debugfs_mutex.osq.tail.counter 0
PARAM_VALUE 0 q->debugfs_mutex.owner.counter 0
PARAM_VALUE 0 q->elevator_lock.dep_map->name 0-255
PARAM_VALUE 0 q->elevator_lock.first_waiter 0
PARAM_VALUE 0 q->elevator_lock.magic 4096-ptr_max
PARAM_VALUE 0 q->elevator_lock.osq.tail.counter 0
PARAM_VALUE 0 q->elevator_lock.owner.counter 0
PARAM_VALUE 0 q->icq_list.next 4096-ptr_max
PARAM_VALUE 0 q->icq_list.next->next 4096-ptr_max
PARAM_VALUE 0 q->icq_list.prev 4096-ptr_max
PARAM_VALUE 0 q->icq_list.prev->next 4096-ptr_max
PARAM_VALUE 0 q->icq_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 q->id 0-s32max
PARAM_VALUE 0 q->io_lockdep_map.cpu 0
PARAM_VALUE 0 q->io_lockdep_map.lock_type 0
PARAM_VALUE 0 q->io_lockdep_map.wait_type_outer 0
PARAM_VALUE 0 q->last_merge 0
PARAM_VALUE 0 q->limits.atomic_write_boundary_sectors 0-8388607
PARAM_VALUE 0 q->limits.atomic_write_max_sectors 0-8388607
PARAM_VALUE 0 q->limits.atomic_write_unit_max 0-1171456
PARAM_VALUE 0 q->limits.atomic_write_unit_min 0-1171456
PARAM_VALUE 0 q->limits.discard_granularity 0,512-u32max
PARAM_VALUE 0 q->limits.dma_alignment 1-u32max
PARAM_VALUE 0 q->limits.features 0,3-u32max
PARAM_VALUE 0 q->limits.integrity.interval_exp 0-31
PARAM_VALUE 0 q->limits.io_min 512-u32max
PARAM_VALUE 0 q->limits.logical_block_size 512-65536
PARAM_VALUE 0 q->limits.max_discard_segments 1-u16max
PARAM_VALUE 0 q->limits.max_fast_segment_size 0-4096
PARAM_VALUE 0 q->limits.max_segment_size 1-u32max
PARAM_VALUE 0 q->limits.max_segments 1-u16max
PARAM_VALUE 0 q->limits.max_user_discard_sectors u32max
PARAM_VALUE 0 q->limits.max_user_sectors 0,8-u32max
PARAM_VALUE 0 q->limits.max_user_wzeroes_unmap_sectors u32max
PARAM_VALUE 0 q->limits.physical_block_size 512-u32max
PARAM_VALUE 0 q->limits.seg_boundary_mask 1-u64max
PARAM_VALUE 0 q->limits.zone_write_granularity 512-u32max
PARAM_VALUE 0 q->limits_lock.dep_map->name 0-255
PARAM_VALUE 0 q->limits_lock.first_waiter 0
PARAM_VALUE 0 q->limits_lock.magic 4096-ptr_max
PARAM_VALUE 0 q->limits_lock.osq.tail.counter 0
PARAM_VALUE 0 q->limits_lock.owner.counter 0
PARAM_VALUE 0 q->mq_freeze_lock.dep_map->name 0-255
PARAM_VALUE 0 q->mq_freeze_lock.first_waiter 0
PARAM_VALUE 0 q->mq_freeze_lock.magic 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_lock.osq.tail.counter 0
PARAM_VALUE 0 q->mq_freeze_lock.owner.counter 0
PARAM_VALUE 0 q->mq_freeze_wq.head.next 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_wq.head.next->next 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_wq.head.prev 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_wq.head.prev->next 4096-ptr_max
PARAM_VALUE 0 q->mq_freeze_wq.head.prev->prev 4096-ptr_max
PARAM_VALUE 0 q->nr_active_requests_shared_tags.counter 0
PARAM_VALUE 0 q->nr_requests 128
PARAM_VALUE 0 q->q_lockdep_map.cpu 0
PARAM_VALUE 0 q->q_lockdep_map.lock_type 0
PARAM_VALUE 0 q->q_lockdep_map.wait_type_outer 0
PARAM_VALUE 0 q->q_usage_counter.data 4096-ptr_max
PARAM_VALUE 0 q->q_usage_counter.data->confirm_switch 0
PARAM_VALUE 0 q->q_usage_counter.data->count.counter s64min-(-9223372036854775807),0-s64max
PARAM_VALUE 0 q->q_usage_counter.data->ref 4096-ptr_max
PARAM_VALUE 0 q->q_usage_counter.percpu_count_ptr 4096-18446744073709547523
PARAM_VALUE 0 q->refs.refs.counter 1
PARAM_VALUE 0 q->rq_qos_mutex.dep_map->name 0-255
PARAM_VALUE 0 q->rq_qos_mutex.first_waiter 0
PARAM_VALUE 0 q->rq_qos_mutex.magic 4096-ptr_max
PARAM_VALUE 0 q->rq_qos_mutex.osq.tail.counter 0
PARAM_VALUE 0 q->rq_qos_mutex.owner.counter 0
PARAM_VALUE 0 q->stats 4096-ptr_max
PARAM_VALUE 0 q->stats->accounting 0
PARAM_VALUE 0 q->sysfs_lock.dep_map->name 0-255
PARAM_VALUE 0 q->sysfs_lock.first_waiter 0
PARAM_VALUE 0 q->sysfs_lock.magic 4096-ptr_max
PARAM_VALUE 0 q->sysfs_lock.osq.tail.counter 0
PARAM_VALUE 0 q->sysfs_lock.owner.counter 0
PARAM_VALUE 0 q->timeout.entry.pprev 0
PARAM_VALUE 0 q->timeout.flags 0-4194302
PARAM_VALUE 0 q->timeout.lockdep_map->name 0-255
PARAM_VALUE 2 lkclass 4096-ptr_max
CAPPED_DATA 0 q->limits.max_hw_wzeroes_unmap_sectors 1
DATA_SOURCE 0 q r blk_alloc_queue
DATA_SOURCE 1 node_id $1
DATA_SOURCE 2 lkclass $2
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 q->limits.max_discard_sectors
HALF_LOCKED2 &adm_ctx->resource->adm_mutex
HALF_LOCKED2 &ctrl->subsys->lock
HALF_LOCKED2 &disks_mutex
HALF_LOCKED2 global &zram_index_mutex