led_sysfs_enable identifier - Linux source code next-20260811

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linux

Versions

FIXME
- FIXME
  - next-20260811

Documented in 1 files:

include/linux/leds.h, line 428

Defined in 1 files as a prototype:

include/linux/leds.h, line 434 (as a prototype)

Defined in 1 files as a function:

drivers/leds/led-core.c, line 474 (as a function)

Referenced in 5 files:

Smatch caller information:

drivers/leds/rgb/leds-group-multicolor.c restore_sysfs_write_access() -> led_sysfs_enable()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev->led_access.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->led_access.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->led_access.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner_cpu	u32max
CAPPED_DATA	0	&led_cdev->led_access	1
DATA_SOURCE	0	led_cdev	$0
NOCHECK_CALL
LOCK2	0	&led_cdev->led_access
TYPE_LOCK		(struct led_classdev)->led_access

drivers/video/backlight/led_bl.c led_bl_remove() -> led_sysfs_enable()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&_dev->mutex

drivers/media/v4l2-core/v4l2-flash-led-class.c v4l2_flash_close() -> led_sysfs_enable()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	1-u64max
PARAM_VALUE	0	led_cdev->led_access.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->led_access.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->led_access.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner_cpu	u32max
BUF_SIZE	0	led_cdev	768
CAPPED_DATA	0	&led_cdev->led_access	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&led_cdev->led_access
HALF_LOCKED2		&vdev->v4l2_dev->mdev->req_queue_mutex
TYPE_LOCK		(struct led_classdev)->led_access

drivers/media/v4l2-core/v4l2-flash-led-class.c v4l2_flash_close() -> led_sysfs_enable()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	1-u64max
PARAM_VALUE	0	led_cdev->led_access.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->led_access.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->led_access.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner_cpu	u32max
CAPPED_DATA	0	&led_cdev->led_access	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&led_cdev->led_access
HALF_LOCKED2		&vdev->v4l2_dev->mdev->req_queue_mutex
TYPE_LOCK		(struct led_classdev)->led_access

drivers/media/v4l2-core/v4l2-flash-led-class.c v4l2_flash_open() -> led_sysfs_enable()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	4096-ptr_max
PARAM_VALUE	0	led_cdev->blink_timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	led_cdev->blink_timer.entry->pprev	4096-ptr_max
PARAM_VALUE	0	led_cdev->blink_timer.entry.pprev	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->blink_timer.lockdep_map->name	0-255
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->client->adapter->bus_lock.rtmutex.owner	0-1
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->led_access.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->led_access.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	led_cdev->pattern_clear	0
PARAM_VALUE	0	led_cdev->pattern_set	0
PARAM_VALUE	0	led_cdev->set_brightness_work.lockdep_map->name	0-255
PARAM_VALUE	0	led_cdev->trig_list.next	4096-ptr_max
PARAM_VALUE	0	led_cdev->trig_list.next->prev	4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger->led_cdevs.prev	4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger_data	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger_data->delta_t	0
PARAM_VALUE	0	led_cdev->trigger_data->dwork.work.lockdep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->desc_srcu.srcu_sup->work.work.entry.prev->prev	2076614606316732416
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.kref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.cpu	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.flags	0-4294967295
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.is_hard	0-1
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.is_lazy	0-1
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.is_queued	0-1
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.is_soft	0-1
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->owner->refcnt.counter	0-s32max
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.flags	0-4294967295
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.is_hard	0-1
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.is_lazy	0-1
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.is_soft	0-1
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.node.expires	0-s64max
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.node.node.node.__rb_parent_color	1
PARAM_VALUE	0	led_cdev->trigger_data->led_cdev->dev->kobj.sd->count.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->trigger_data->net_dev->refcnt_tracker.no_tracker.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->net_dev->refcnt_tracker.quarantine_avail	0-4294967295
PARAM_VALUE	0	led_cdev->trigger_data->net_dev->refcnt_tracker.untracked.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->npatterns	0-4294967295
PARAM_VALUE	0	led_cdev->trigger_data->tty	0
PARAM_VALUE	0	led_cdev->trigger_data->type	0-2
PARAM_VALUE	0	led_cdev->trigger_data->work.work.lockdep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->type	0-1
PARAM_VALUE	0	led_cdev->trigger_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	*led_cdev->trigger_data->net_dev->pcpu_refcnt	s32min-s32max
BUF_SIZE	0	led_cdev	768
CAPPED_DATA	0	&led_cdev->led_access	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&led_cdev->led_access
TYPE_LOCK		(struct led_classdev)->led_access

drivers/media/v4l2-core/v4l2-flash-led-class.c v4l2_flash_open() -> led_sysfs_enable()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	4096-ptr_max
PARAM_VALUE	0	led_cdev->blink_timer->entry.pprev	4096-ptr_max
PARAM_VALUE	0	led_cdev->blink_timer.entry->pprev	4096-ptr_max
PARAM_VALUE	0	led_cdev->blink_timer.entry.pprev	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->blink_timer.lockdep_map->name	0-255
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->client->adapter->bus_lock.rtmutex.owner	0-1
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->dev->parent->driver_data->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->led_access.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->led_access.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->led_access.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	led_cdev->pattern_clear	0
PARAM_VALUE	0	led_cdev->pattern_set	0
PARAM_VALUE	0	led_cdev->set_brightness_work.lockdep_map->name	0-255
PARAM_VALUE	0	led_cdev->trig_list.next	4096-ptr_max
PARAM_VALUE	0	led_cdev->trig_list.next->prev	4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger->led_cdevs.prev	4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger_data	0,4096-ptr_max
PARAM_VALUE	0	led_cdev->trigger_data->delta_t	0
PARAM_VALUE	0	led_cdev->trigger_data->dwork.work.lockdep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->desc_srcu.srcu_sup->work.work.entry.prev->prev	2076614606316732416
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.kref.refcount.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.cpu	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.flags	0-4294967295
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.is_hard	0-1
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.is_lazy	0-1
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.is_queued	0-1
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->dev.kobj.release.timer.is_soft	0-1
PARAM_VALUE	0	led_cdev->trigger_data->gpiod->gdev->owner->refcnt.counter	0-s32max
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.flags	0-4294967295
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.is_hard	0-1
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.is_lazy	0-1
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.is_soft	0-1
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.node.expires	0-s64max
PARAM_VALUE	0	led_cdev->trigger_data->hrtimer.node.node.node.__rb_parent_color	1
PARAM_VALUE	0	led_cdev->trigger_data->led_cdev->dev->kobj.sd->count.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->lock.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->trigger_data->net_dev->refcnt_tracker.no_tracker.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->net_dev->refcnt_tracker.quarantine_avail	0-4294967295
PARAM_VALUE	0	led_cdev->trigger_data->net_dev->refcnt_tracker.untracked.refs.counter	s32min-s32max
PARAM_VALUE	0	led_cdev->trigger_data->npatterns	0-4294967295
PARAM_VALUE	0	led_cdev->trigger_data->tty	0
PARAM_VALUE	0	led_cdev->trigger_data->type	0-2
PARAM_VALUE	0	led_cdev->trigger_data->work.work.lockdep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->handoff_set	1
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->list.next	2624917664208203776
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->list.prev	2624917664208203776
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->type	0-1
PARAM_VALUE	0	led_cdev->trigger_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	*led_cdev->trigger_data->net_dev->pcpu_refcnt	s32min-s32max
CAPPED_DATA	0	&led_cdev->led_access	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&led_cdev->led_access
TYPE_LOCK		(struct led_classdev)->led_access

drivers/media/v4l2-core/v4l2-subdev.c v4l2_subdev_put_privacy_led() -> led_sysfs_enable()

Type	Parameter	Key	Value
PARAM_VALUE	0	led_cdev	1-ptr_max
PARAM_VALUE	0	led_cdev->led_access.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	led_cdev->led_access.osq.tail.counter	0-s32max
PARAM_VALUE	0	led_cdev->led_access.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner	(-1)
PARAM_VALUE	0	led_cdev->led_access.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->handoff_set	0-1
PARAM_VALUE	0	led_cdev->trigger_lock.first_waiter->type	0-1
CAPPED_DATA	0	&led_cdev->led_access	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2	0	&led_cdev->led_access
TYPE_LOCK		(struct led_classdev)->led_access