drivers/block/brd.c brd_submit_bio() -> op_is_discard()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING

drivers/md/md.c op_stat_group() -> op_is_discard()

Type	Parameter	Key	Value
PARAM_VALUE	0	op	0-255
DATA_SOURCE	0	op	$0
RX_PATH
TASK_NOT_RUNNING

block/blk-mq.c op_stat_group() -> op_is_discard()

Type	Parameter	Key	Value
PARAM_VALUE	0	op	0-255
DATA_SOURCE	0	op	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

block/blk-core.c blkg_rwstat_add() -> op_is_discard()

Type	Parameter	Key	Value
DATA_SOURCE	0	op	$1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&bio->bi_bdev->bd_queue->queue_lock
HALF_LOCKED2		&cache->writeback_lock
HALF_LOCKED2		&head->srcu
HALF_LOCKED2		&md->io_barrier
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		&zmd->mblk_sem
HALF_LOCKED2		global &bch_register_lock

block/blk-core.c op_stat_group() -> op_is_discard()

Type	Parameter	Key	Value
PARAM_VALUE	0	op	0-255
DATA_SOURCE	0	op	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

block/blk-merge.c blkg_rwstat_add() -> op_is_discard()

Type	Parameter	Key	Value
DATA_SOURCE	0	op	$1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&bio->bi_bdev->bd_queue->queue_lock

block/blk-merge.c op_stat_group() -> op_is_discard()

Type	Parameter	Key	Value
PARAM_VALUE	0	op	0-255
DATA_SOURCE	0	op	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

drivers/md/raid1.c raid1_write_request() -> op_is_discard()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&bio->bi_bdev->bd_queue->queue_lock
HALF_LOCKED2		&md->io_barrier

block/blk-cgroup.c blk_cgroup_io_type() -> op_is_discard()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&bio->bi_bdev->bd_queue->queue_lock

block/bfq-cgroup.c blkg_rwstat_add() -> op_is_discard()

Type	Parameter	Key	Value
DATA_SOURCE	0	op	$1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&q->queue_lock
HALF_LOCKED2		irq