Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

drivers/platform/chrome/wilco_ec/event.c event_poll() -> event_queue_empty()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &kvm->irq_srcu
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &vm->irqfds_lock
HALF_LOCKED2 global &irqfds_srcu

drivers/platform/chrome/wilco_ec/event.c event_queue_pop() -> event_queue_empty()

Type Parameter Key Value
DATA_SOURCE 0 q $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &dev_data->queue_lock
HALF_LOCKED2 &pool->lock

drivers/platform/chrome/wilco_ec/event.c event_read() -> event_queue_empty()

Type Parameter Key Value
PREEMPT_ADD <- disables preempt
LOCK2 &dev_data->queue_lock
TYPE_LOCK (struct event_device_data)->queue_lock

drivers/platform/chrome/wilco_ec/event.c event_read() -> event_queue_empty()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
CAPPED_DATA 0 q->head 1
CAPPED_DATA 0 q->tail 1
PARAM_COMPARE 0 q->head == $0->tail

drivers/platform/chrome/wilco_ec/event.c event_read() -> event_queue_empty()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
CAPPED_DATA 0 q->head 1
CAPPED_DATA 0 q->tail 1
PARAM_COMPARE 0 q->head == $0->tail
TASK_NOT_RUNNING

drivers/platform/chrome/wilco_ec/event.c event_read() -> event_queue_empty()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
CAPPED_DATA 0 q->head 1
CAPPED_DATA 0 q->tail 1
PARAM_COMPARE 0 q->head == $0->tail
TASK_NOT_RUNNING

drivers/platform/chrome/wilco_ec/event.c event_read() -> event_queue_empty()

Type Parameter Key Value
PARAM_VALUE 0 q 4096-ptr_max
CAPPED_DATA 0 q->head 1
CAPPED_DATA 0 q->tail 1
PARAM_COMPARE 0 q->head == $0->tail
PREEMPT_ADD <- disables preempt
LOCK2 &dev_data->queue_lock
TYPE_LOCK (struct event_device_data)->queue_lock