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Defined in 1 files as a function:

Referenced in 8 files:

Smatch caller information:

block/blk-throttle.c blk_throtl_cancel_bios() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 1-u64max
BUF_SIZE 0 css (-1),392
BUF_SIZE 0 css (-1),392
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2 &q->queue_lock
LOCK2 irq
LOCK2 rcu_read
HALF_LOCKED2 &dev->mutex
HALF_LOCKED2 &md->table_devices_lock
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &set->update_nr_hwq_lock
HALF_LOCKED2 &ub->mutex
HALF_LOCKED2 global &bch_register_lock
HALF_LOCKED2 global &devices_mutex
HALF_LOCKED2 global &mtd_table_mutex
TYPE_LOCK (struct request_queue)->queue_lock

block/blk-throttle.c tg_conf_updated() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 1-u64max
BUF_SIZE 0 css (-1),392
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &bdev->bd_queue->rq_qos_mutex
LOCK2 &of->mutex
LOCK2 irq
LOCK2 rcu_read
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

block/blk-throttle.c tg_print_conf_u64() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-throttle.c tg_print_conf_uint() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-throttle.c tg_print_limit() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-throttle.c tg_print_rwstat() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-throttle.c tg_print_rwstat_recursive() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-throttle.c tg_set_conf() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

block/blk-throttle.c tg_set_limit() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

block/blk-cgroup-fc-appid.c blkcg_set_fc_appid() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 4096-ptr_max
DATA_SOURCE 0 css r cgroup_get_e_css
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

block/blk-iocost.c ioc_cost_model_show() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-iocost.c ioc_qos_show() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-iocost.c ioc_weight_show() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-iocost.c ioc_weight_write() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

block/blk-ioprio.c ioprio_blkcg_from_css() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
BUF_SIZE 0 css (-1),392
DATA_SOURCE 0 css $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &sf->lock

block/blk-cgroup.c blk_cgroup_congested() -> css_to_blkcg()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read

block/blk-cgroup.c blkcg_css_free() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 4096-ptr_max
CAPPED_DATA 0 css 1
DATA_SOURCE 0 css $0
HALF_LOCKED2 &pool->lock

block/blk-cgroup.c blkcg_css_online() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 4096-ptr_max
BUF_SIZE 0 css 392
CAPPED_DATA 0 css 1
CAPPED_DATA 0 css->id 1
DATA_SOURCE 0 css $0
MEM_ZERO 0 css
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &cgroup_mutex

block/blk-cgroup.c blkcg_get_cgwb_list() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 4096-ptr_max
DATA_SOURCE 0 css $0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 global &cgroup_mutex

block/blk-cgroup.c blkcg_maybe_throttle_current() -> css_to_blkcg()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read
HALF_LOCKED2 &sqd->lock
HALF_LOCKED2 &vcpu->mutex

block/blk-cgroup.c blkcg_parent() -> css_to_blkcg()

Type Parameter Key Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &bdev->bd_queue->rq_qos_mutex
HALF_LOCKED2 &of->mutex
HALF_LOCKED2 &q->blkcg_mutex
HALF_LOCKED2 &q->queue_lock
HALF_LOCKED2 irq
HALF_LOCKED2 rcu_read

block/blk-cgroup.c blkcg_pin_online() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 1-u64max
CAPPED_DATA 0 css 1
DATA_SOURCE 0 css $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 flags
HALF_LOCKED2 global &cgwb_lock

block/blk-cgroup.c blkcg_print_stat() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-cgroup.c blkcg_reset_stats() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
BUF_SIZE 0 css (-1),392
DATA_SOURCE 0 css $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

block/blk-cgroup.c blkcg_rstat_flush() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 4096-ptr_max
DATA_SOURCE 0 css $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 irq
LOCK2 lock
HALF_LOCKED2 &seq->lock
HALF_LOCKED2 &sf->lock
HALF_LOCKED2 global &cgroup_mutex

block/blk-cgroup.c blkcg_unpin_online() -> css_to_blkcg()

Type Parameter Key Value
DATA_SOURCE 0 css $0
HALF_LOCKED2 &pool->lock
HALF_LOCKED2 &wb->bdi->cgwb_release_mutex
HALF_LOCKED2 global &cgroup_mutex

block/blk-cgroup.c blkg_tryget_closest() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 4096-ptr_max
BUF_SIZE 0 css (-1),392
BUF_SIZE 0 css (-1),392
DATA_SOURCE 0 css $1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 &bfqd->lock
HALF_LOCKED2 &bio->bi_bdev->bd_queue->queue_lock
HALF_LOCKED2 irq

block/blk-cgroup-rwstat.c blkg_rwstat_recursive_sum() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 1-u64max
BUF_SIZE 0 css (-1),392
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
LOCK2 rcu_read
TYPE_LOCK (struct seq_file)->lock

block/blk-iolatency.c blkiolatency_timer_fn() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 1-u64max
BUF_SIZE 0 css (-1),392
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 rcu_read

block/blk-iolatency.c iolatency_print_limit() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/blk-iolatency.c iolatency_set_limit() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

block/bfq-cgroup.c bfq_io_set_device_weight() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

block/bfq-cgroup.c bfq_io_set_weight_legacy() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
BUF_SIZE 0 css (-1),392
DATA_SOURCE 0 css $0
RX_PATH
TASK_NOT_RUNNING
LOCK2 &of->mutex
HALF_LOCKED2 &of->prealloc_mutex
HALF_LOCKED2 &pool->lock
TYPE_LOCK (struct kernfs_open_file)->mutex

block/bfq-cgroup.c bfq_io_show_weight() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/bfq-cgroup.c bfq_io_show_weight_legacy() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/bfq-cgroup.c bfqg_prfill_stat_recursive() -> css_to_blkcg()

Type Parameter Key Value
PARAM_VALUE 0 css 1-u64max
BUF_SIZE 0 css (-1),392
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
LOCK2 rcu_read
TYPE_LOCK (struct seq_file)->lock

block/bfq-cgroup.c bfqg_print_avg_queue_size() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/bfq-cgroup.c bfqg_print_rwstat() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/bfq-cgroup.c bfqg_print_rwstat_recursive() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/bfq-cgroup.c bfqg_print_stat() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/bfq-cgroup.c bfqg_print_stat_recursive() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/bfq-cgroup.c bfqg_print_stat_sectors() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock

block/bfq-cgroup.c bfqg_print_stat_sectors_recursive() -> css_to_blkcg()

Type Parameter Key Value
BUF_SIZE 0 css (-1),392
RX_PATH
TASK_NOT_RUNNING
LOCK2 &sf->lock
TYPE_LOCK (struct seq_file)->lock