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Defined in 1 files as a prototype:

Defined in 1 files as a function:

Referenced in 3 files:

Smatch caller information:

drivers/media/v4l2-core/v4l2-ctrls-api.c class_check() -> find_ref_lock()

Type Parameter Key Value
PARAM_VALUE 0 hdl 1-u64max
PARAM_VALUE 1 id 65537-251658240,251854850-268369921
DATA_SOURCE 0 hdl $0
BIT_INFO 1 id 0x1,0xfff0001
USER_DATA 1 id 65537-251658240,251854850-268369921[c]
HALF_LOCKED2 lock

drivers/media/v4l2-core/v4l2-ctrls-api.c prepare_ext_ctrls() -> find_ref_lock()

Type Parameter Key Value
PARAM_VALUE 0 hdl 1-u64max
PARAM_VALUE 1 id 0-134217727
DATA_SOURCE 0 hdl $0
HARD_MAX 1 id 134217727
HALF_LOCKED2 lock

drivers/media/v4l2-core/v4l2-ctrls-api.c prepare_ext_ctrls() -> find_ref_lock()

Type Parameter Key Value
PARAM_VALUE 0 hdl 4096-ptr_max
PARAM_VALUE 0 hdl->lock->dep_map->name 0-255
PARAM_VALUE 0 hdl->lock->first_waiter 0,4096-ptr_max
PARAM_VALUE 0 hdl->lock->first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 hdl->lock->first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 hdl->lock->osq.tail.counter 0-s32max
PARAM_VALUE 0 hdl->lock->wait_lock.dep_map->name 0-255
CAPPED_DATA 0 hdl->lock 1
DATA_SOURCE 0 hdl $0
HALF_LOCKED2 lock

drivers/media/v4l2-core/v4l2-ctrls-core.c handler_new_ref() -> find_ref_lock()

Type Parameter Key Value
PARAM_VALUE 0 hdl 4096-ptr_max
PARAM_VALUE 0 hdl->error 0
PARAM_VALUE 1 id 1,65537-268369921
BUF_SIZE 0 hdl (-1),328
BUF_SIZE 0 hdl (-1),328
BUF_SIZE 0 hdl->lock (-1),152
CAPPED_DATA 0 hdl 1
DATA_SOURCE 0 hdl $0
BIT_INFO 1 id 0x1,0xfff0001
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE 0 hdl->nr_of_buckets
UNITS 1 id unit_array_size
HALF_LOCKED2 add->lock
HALF_LOCKED2 from->lock

drivers/media/v4l2-core/v4l2-ctrls-core.c v4l2_ctrl_find() -> find_ref_lock()

Type Parameter Key Value
BUF_SIZE 0 hdl (-1),328
BUF_SIZE 0 hdl (-1),328
DATA_SOURCE 0 hdl $0
DATA_SOURCE 1 id $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA 1 id 0-u32max
NO_OVERFLOW_SIMPLE 0 hdl->nr_of_buckets
UNITS 1 id unit_array_size
HALF_LOCKED2 &chip->reg_lock
HALF_LOCKED2 &csi2->lock
HALF_LOCKED2 &dev->lock
HALF_LOCKED2 &fh->subscribe_lock
HALF_LOCKED2 &inst->lock
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &vfe->power_lock
HALF_LOCKED2 global &em28xx_devlist_mutex
HALF_LOCKED2 irq

drivers/media/v4l2-core/v4l2-ctrls-request.c v4l2_ctrl_request_hdl_ctrl_find() -> find_ref_lock()

Type Parameter Key Value
PARAM_VALUE 0 hdl 4096-ptr_max
DATA_SOURCE 0 hdl $0
DATA_SOURCE 1 id $1
LOCK2 &mdev->req_queue_mutex
TYPE_LOCK (struct media_device)->req_queue_mutex