fs/btrfs/volumes.c btrfs_init_writeback_bio_size() -> queue_io_opt()

Type	Parameter	Key	Value
LOCK2		&fs_devices->device_list_mutex
TYPE_LOCK		(struct btrfs_fs_devices)->device_list_mutex

drivers/target/target_core_iblock.c bdev_io_opt() -> queue_io_opt()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&pool->lock

drivers/block/drbd/drbd_main.c bdev_io_opt() -> queue_io_opt()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2		&sock->mutex
HALF_LOCKED2		&adm_ctx->resource->adm_mutex
TYPE_LOCK		(struct drbd_socket)->mutex

drivers/block/drbd/drbd_main.c drbd_send_sizes() -> queue_io_opt()

Type	Parameter	Key	Value
PARAM_VALUE	0	q	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2		&sock->mutex
HALF_LOCKED2		&adm_ctx->resource->adm_mutex
TYPE_LOCK		(struct drbd_socket)->mutex

block/ioctl.c bdev_io_opt() -> queue_io_opt()

Type	Parameter	Key	Value

drivers/md/raid1.c bdev_io_opt() -> queue_io_opt()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING

drivers/md/md-bitmap.c bdev_io_opt() -> queue_io_opt()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING

drivers/nvme/target/io-cmd-bdev.c bdev_io_opt() -> queue_io_opt()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&pool->lock

drivers/md/bcache/super.c bdev_io_opt() -> queue_io_opt()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &bch_register_lock
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		&pool->lock