Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

drivers/md/dm-cache-target.c accounted_begin() -> dm_iot_io_begin()

Type Parameter Key Value
PARAM_VALUE 0 iot 4096-ptr_max
PARAM_VALUE 1 len 0-8388607
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &md->io_barrier

drivers/md/dm-writecache.c writecache_map() -> dm_iot_io_begin()

Type Parameter Key Value
PARAM_VALUE 0 iot 4096-ptr_max
PARAM_VALUE 1 len 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2 &md->io_barrier
LOCK2 &wc->lock
HALF_LOCKED2 &bio->bi_bdev->bd_queue->queue_lock
HALF_LOCKED2 &md->swap_bios_semaphore
TYPE_LOCK (struct dm_writecache)->lock
TYPE_LOCK (struct mapped_device)->io_barrier