vb2_core_free_buffers_storage 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:

drivers/media/common/videobuf2/videobuf2-core.c, line 859 (as a function)

Referenced in 1 files:

drivers/media/common/videobuf2/videobuf2-core.c
- line 1027
- line 2680

Smatch caller information:

drivers/media/common/videobuf2/videobuf2-core.c vb2_core_queue_release() -> vb2_core_free_buffers_storage()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	0	q->cnt_prepare_streaming	0
PARAM_VALUE	0	q->cnt_queue_setup	0
PARAM_VALUE	0	q->cnt_start_streaming	0
PARAM_VALUE	0	q->cnt_stop_streaming	0
PARAM_VALUE	0	q->done_list.next	4096-ptr_max
PARAM_VALUE	0	q->done_list.next->next	4096-ptr_max
PARAM_VALUE	0	q->done_list.prev	4096-ptr_max
PARAM_VALUE	0	q->done_list.prev->next	4096-ptr_max
PARAM_VALUE	0	q->done_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	q->drv_priv->chained	0
PARAM_VALUE	0	q->drv_priv->m2m->isi->dev->power.deferred_resume	0-1
PARAM_VALUE	0	q->drv_priv->m2m->isi->dev->power.idle_notification	0-1
PARAM_VALUE	0	q->drv_priv->m2m->isi->dev->power.request	0-4
PARAM_VALUE	0	q->drv_priv->m2m->isi->dev->power.request_pending	0-1
PARAM_VALUE	0	q->drv_priv->m2m->isi->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	q->drv_priv->m2m->isi->dev->power.runtime_status	0,2
PARAM_VALUE	0	q->drv_priv->m2m->isi->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	q->drv_priv->m2m->isi->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	q->drv_priv->m2m->isi->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	q->drv_priv->m2m->pipe->available_res	0-255
PARAM_VALUE	0	q->drv_priv->m2m->pipe->lock.dep_map->name	0-255
PARAM_VALUE	0	q->drv_priv->m2m->pipe->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	q->drv_priv->m2m->pipe->lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	q->drv_priv->m2m->pipe->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	q->drv_priv->m2m->pipe->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	q->drv_priv->m2m->pipe->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	q->drv_priv->m2m->pipe->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	q->drv_priv->m2m->pipe->use_count	0-4294967295
PARAM_VALUE	0	q->drv_priv->m2m->usage_count	s32min-s32max
PARAM_VALUE	0	q->drv_priv->pipe->available_res	0-255
PARAM_VALUE	0	q->drv_priv->pipe->isi->dev->dma_mem->spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	q->drv_priv->pipe->lock->first_waiter->task->blocked_lock.owner	(-4611686018427387904)-4611686018427387903
PARAM_VALUE	0	q->drv_priv->pipe->lock.dep_map->name	0-255
PARAM_VALUE	0	q->drv_priv->pipe->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	q->drv_priv->pipe->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	q->drv_priv->pipe->lock.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	q->drv_priv->pipe->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	q->drv_priv->vdev.entity.graph_obj.mdev->graph_mutex.dep_map->name	0-255
PARAM_VALUE	0	q->drv_priv->vdev.entity.graph_obj.mdev->graph_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	q->drv_priv->video_dev.entity.pads->graph_obj.mdev->graph_mutex.dep_map->name	0-255
PARAM_VALUE	0	q->drv_priv->video_dev.entity.pads->pipe->start_count	s32min-s32max
PARAM_VALUE	0	q->error	0
PARAM_VALUE	0	q->fileio	0
PARAM_VALUE	0	q->is_busy	0
PARAM_VALUE	0	q->last_buffer_dequeued	0
PARAM_VALUE	0	q->memory	0
PARAM_VALUE	0	q->mmap_lock.dep_map->name	0-255
PARAM_VALUE	0	q->mmap_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	q->mmap_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	q->mmap_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	q->mmap_lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	q->mmap_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	q->mmap_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	q->mmap_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	q->mmap_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	q->owned_by_drv_count.counter	0
PARAM_VALUE	0	q->queued_count	0
PARAM_VALUE	0	q->queued_list.next	4096-ptr_max
PARAM_VALUE	0	q->queued_list.next->next	4096-ptr_max
PARAM_VALUE	0	q->queued_list.prev	4096-ptr_max
PARAM_VALUE	0	q->queued_list.prev->next	4096-ptr_max
PARAM_VALUE	0	q->queued_list.prev->prev	4096-ptr_max
PARAM_VALUE	0	q->start_streaming_called	0
PARAM_VALUE	0	q->streaming	0
PARAM_VALUE	0	q->uses_qbuf	0
PARAM_VALUE	0	q->uses_requests	0
BUF_SIZE	0	q	(-1),632
BUF_SIZE	0	q	(-1),632
BUF_SIZE	0	q->dev	(-1),1616
BUF_SIZE	0	q->drv_priv	(-1),360,392,488,768,776,784,816,856,872,880,920,928,976,1000,1016,1088,1120,1128,1144,1152,1184,1248,1288,1312,1328,1344,1352,1368,1392,1552,2416,2728,2888,3040,3256,4104,4824,7552,7944,8768,116088
BUF_SIZE	0	q->lock	(-1),152
BUF_SIZE	0	q->mem_ops	(-1),120
BUF_SIZE	0	q->ops	(-1),96
CAPPED_DATA	0	q->max_num_buffers	1
CAPPED_DATA	0	&q->mmap_lock	1
DATA_SOURCE	0	q	$0
STR_LEN	0	q->drv_priv	(-1),5-9,12
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	q->allow_cache_hints	0-1
HOST_DATA	0	q->allow_zero_bytesused	0-1
HOST_DATA	0	q->bidirectional	0-1
HOST_DATA	0	q->buf_struct_size	0-u32max
HOST_DATA	0	q->cnt_prepare_streaming	0
HOST_DATA	0	q->cnt_queue_setup	0
HOST_DATA	0	q->cnt_start_streaming	0
HOST_DATA	0	q->cnt_stop_streaming	0
HOST_DATA	0	q->cnt_unprepare_streaming	0-u32max
HOST_DATA	0	q->copy_timestamp	0-1
HOST_DATA	0	q->dma_attrs	0-u64max
HOST_DATA	0	q->dma_dir	0-u32max
HOST_DATA	0	q->fileio_read_once	0-1
HOST_DATA	0	q->fileio_write_immediately	0-1
HOST_DATA	0	q->gfp_flags	0-u32max
HOST_DATA	0	q->io_modes	0-u32max
HOST_DATA	0	q->is_busy	0
HOST_DATA	0	q->is_multiplanar	0-1
HOST_DATA	0	q->is_output	0-1
HOST_DATA	0	q->last_buffer_dequeued	0
HOST_DATA	0	q->max_num_buffers	0-u32max[c]
HOST_DATA	0	q->memory	0
HOST_DATA	0	q->min_queued_buffers	0-u32max
HOST_DATA	0	q->min_reqbufs_allocation	0-u32max
HOST_DATA	0	q->non_coherent_mem	0-1
HOST_DATA	0	q->quirk_poll_must_check_waiting_for_buffers	0-1
HOST_DATA	0	q->requires_requests	0-1
HOST_DATA	0	q->subsystem_flags	0-u32max
HOST_DATA	0	q->supports_requests	0-1
HOST_DATA	0	q->timestamp_flags	0-u32max
HOST_DATA	0	q->type	0-u32max
HOST_DATA	0	q->waiting_for_buffers	0-1
HOST_DATA	0	q->waiting_in_dqbuf	0-1
LOCK2	0	&q->mmap_lock
HALF_LOCKED2		&dmxdev->mutex
TYPE_LOCK		(struct vb2_queue)->mmap_lock

drivers/media/common/videobuf2/videobuf2-core.c vb2_core_reqbufs() -> vb2_core_free_buffers_storage()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
PARAM_VALUE	0	q->bufs	1-u64max
PARAM_VALUE	0	q->bufs_bitmap	1-u64max
PARAM_VALUE	0	q->memory	0
PARAM_VALUE	0	q->mmap_lock.dep_map->name	0-255
PARAM_VALUE	0	q->mmap_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	q->mmap_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	q->mmap_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	q->mmap_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	q->ops	4096-ptr_max
PARAM_VALUE	0	q->streaming	0
PARAM_VALUE	0	q->waiting_in_dqbuf	0
BUF_SIZE	0	q	(-1),632
BUF_SIZE	0	q	(-1),632
BUF_SIZE	0	q->fileio	(-1),808
BUF_SIZE	0	q->owner	s32min-(-1),1-s32max
CAPPED_DATA	0	&q->mmap_lock	1
DATA_SOURCE	0	q	$0
STR_LEN	0	q->drv_priv	(-1)
MEM_ZERO	0	q->alloc_devs
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
USER_DATA	0	q->non_coherent_mem	0-1[c]
NO_OVERFLOW_SIMPLE	0	q->max_num_buffers
HALF_LOCKED2		&dmxdev->mutex