comedi_dev_put identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

drivers/comedi/comedi_fops.c, line 124

Defined in 1 files as a prototype:

include/linux/comedi/comedidev.h, line 589 (as a prototype)

Defined in 1 files as a function:

drivers/comedi/comedi_fops.c, line 136 (as a function)

Referenced in 4 files:

Smatch caller information:

drivers/comedi/drivers.c comedi_driver_unregister() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->attach_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	dev->attach_lock.first_waiter->type	0-1
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
NOCHECK_CALL

drivers/comedi/kcomedilib/kcomedilib_main.c comedi_close_from() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
DATA_SOURCE	0	dev	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&dev->attach_lock
LOCK2		&dev->mutex
TYPE_LOCK		(struct comedi_device)->attach_lock
TYPE_LOCK		(struct comedi_device)->mutex

drivers/comedi/kcomedilib/kcomedilib_main.c comedi_open_from() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->attach_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->attach_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	dev->attach_lock.first_waiter->list.next	2212933610777083904
PARAM_VALUE	0	dev->attach_lock.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	dev->attach_lock.first_waiter->type	0-1
PARAM_VALUE	0	dev->attach_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->attach_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	dev->attach_lock.wait_lock.owner_cpu	u32max
CAPPED_DATA	0	&dev->attach_lock	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
CAPABLE	0	21
NOCHECK_CALL
LOCK2		&dev->mutex
LOCK2		global &comedi_drivers_list_lock
TYPE_LOCK		(struct comedi_device)->mutex

drivers/comedi/comedi_fops.c comedi_alloc_board_minor() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->attach_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->attach_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	dev->attach_lock.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	dev->attach_lock.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	dev->attach_lock.first_waiter->type	0-1
PARAM_VALUE	0	dev->attach_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->attached	0
PARAM_VALUE	0	dev->board_name	0
PARAM_VALUE	0	dev->board_ptr	0
PARAM_VALUE	0	dev->close	0
PARAM_VALUE	0	dev->driver	0
PARAM_VALUE	0	dev->hw_dev	0
PARAM_VALUE	0	dev->iobase	0
PARAM_VALUE	0	dev->ioenabled	0
PARAM_VALUE	0	dev->iolen	0
PARAM_VALUE	0	dev->irq	0
PARAM_VALUE	0	dev->minor	(-1)
PARAM_VALUE	0	dev->mmio	0
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->n_subdevices	0
PARAM_VALUE	0	dev->open	0
PARAM_VALUE	0	dev->pacer	0
PARAM_VALUE	0	dev->private	0
PARAM_VALUE	0	dev->read_subdev	0
PARAM_VALUE	0	dev->refcount.refcount.refs.counter	1
PARAM_VALUE	0	dev->subdevices	0
PARAM_VALUE	0	dev->write_subdev	0
BUF_SIZE	0	dev	568
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r _kzalloc_noprof
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/comedi/comedi_fops.c comedi_close() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->driver->module	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	&dev->mutex	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/comedi/comedi_fops.c comedi_free_board_dev() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->attach_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->attach_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	dev->attach_lock.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	dev->attach_lock.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	dev->attach_lock.first_waiter->type	0-1
PARAM_VALUE	0	dev->attach_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->attached	0
PARAM_VALUE	0	dev->board_name	0
PARAM_VALUE	0	dev->board_ptr	0
PARAM_VALUE	0	dev->close	0
PARAM_VALUE	0	dev->driver	0
PARAM_VALUE	0	dev->hw_dev	0
PARAM_VALUE	0	dev->iobase	0
PARAM_VALUE	0	dev->ioenabled	0
PARAM_VALUE	0	dev->iolen	0
PARAM_VALUE	0	dev->irq	0
PARAM_VALUE	0	dev->mmio	0
PARAM_VALUE	0	dev->n_subdevices	0
PARAM_VALUE	0	dev->open	0
PARAM_VALUE	0	dev->pacer	0
PARAM_VALUE	0	dev->private	0
PARAM_VALUE	0	dev->read_subdev	0
PARAM_VALUE	0	dev->subdevices	0
PARAM_VALUE	0	dev->write_subdev	0
DATA_SOURCE	0	dev	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/comedi/comedi_fops.c comedi_open() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	1-u64max
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/comedi/comedi_fops.c comedi_open() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->driver->module	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

drivers/comedi/comedi_fops.c max_read_buffer_kb_show() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	dev	1
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c max_read_buffer_kb_store() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	dev	1
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c max_write_buffer_kb_show() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	dev	1
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c max_write_buffer_kb_store() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	dev	1
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c read_buffer_kb_show() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	dev	1
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c read_buffer_kb_store() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	dev	1
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c write_buffer_kb_show() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	dev	1
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/comedi/comedi_fops.c write_buffer_kb_store() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->mutex.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	dev->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	dev->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	dev->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	dev->mutex.wait_lock.dep_map->name	0-255
CAPPED_DATA	0	dev	1
CAPPED_DATA	0	&dev->mutex	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

drivers/comedi/proc.c comedi_read() -> comedi_dev_put()

Type	Parameter	Key	Value
PARAM_VALUE	0	dev	4096-ptr_max
PARAM_VALUE	0	dev->attach_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->attach_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	dev->attach_lock.first_waiter->list.next	2212933610777083904
PARAM_VALUE	0	dev->attach_lock.first_waiter->list.prev	2212933610777083904
PARAM_VALUE	0	dev->attach_lock.first_waiter->type	0-1
PARAM_VALUE	0	dev->attach_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	dev->attach_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	dev->attach_lock.wait_lock.owner_cpu	u32max
CAPPED_DATA	0	&dev->attach_lock	1
DATA_SOURCE	0	dev	r comedi_dev_get_from_minor
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&m->lock
TYPE_LOCK		(struct seq_file)->lock