css_task_iter_start identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Documented in 1 files:

kernel/cgroup/cgroup.c, line 5248

Defined in 1 files as a prototype:

include/linux/cgroup.h, line 205 (as a prototype)

Defined in 1 files as a function:

kernel/cgroup/cgroup.c, line 5259 (as a function)

Referenced in 12 files:

Smatch caller information:

mm/memcontrol.c mem_cgroup_scan_tasks() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	1	flags	1
PARAM_VALUE	2	it	5014453759488540672
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &oom_lock

kernel/cgroup/legacy_freezer.c freeze_cgroup() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	589192932054069248
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
LOCK2		global &freezer_mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

kernel/cgroup/legacy_freezer.c unfreeze_cgroup() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	2376953531303706624
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
LOCK2		global &freezer_mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

kernel/cgroup/legacy_freezer.c update_if_frozen() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	4134330856892780544
BUF_SIZE	0	css	(-1),392
BUF_SIZE	0	css	(-1),392
DATA_SOURCE	0	css	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&m->lock
LOCK2		global &freezer_mutex
TYPE_LOCK		(struct seq_file)->lock

kernel/sched/build_policy.c tg_has_rt_tasks() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	1408247495112024064
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		_T->lock
HALF_LOCKED2		rcu_read

kernel/cgroup/cpuset.c cpuset_update_tasks_cpumask() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	2726603023523180544
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		global &cpuset_mutex
HALF_LOCKED2		global &cpuset_top_mutex

kernel/cgroup/cpuset.c cpuset_update_tasks_nodemask() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	6946020679434551296
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &cpuset_mutex
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		global &cpuset_top_mutex

kernel/cgroup/cpuset.c dl_update_tasks_root_domain() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	2724154275130363904
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &sched_domains_mutex
HALF_LOCKED2		global &cpuset_mutex

kernel/cgroup/cgroup.c __cgroup_kill() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	0	css->flags	2-u32max
PARAM_VALUE	1	flags	3
PARAM_VALUE	2	it	3310485343769960448
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

kernel/cgroup/cgroup.c __cgroup_procs_start() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	1	flags	0,3
PARAM_VALUE	2	it	4096-ptr_max
BUF_SIZE	2	it	104
DATA_SOURCE	1	flags	$2
HARD_MAX	1	flags	3
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
LOCK2		&s->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex
TYPE_LOCK		(struct seq_file)->lock

kernel/cgroup/cgroup.c __cgroup_procs_start() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	1	flags	0,3
PARAM_VALUE	2	it	4096-ptr_max
PARAM_VALUE	2	it->cur_cset	0,4096-ptr_max
PARAM_VALUE	2	it->cur_cset->dom_cset	4096-ptr_max
PARAM_VALUE	2	it->cur_cset->dom_cset->dom_cset	4096-ptr_max
PARAM_VALUE	2	it->cur_cset->dom_cset->hlist->next->pprev	1-u64max
PARAM_VALUE	2	it->cur_cset->dom_cset->hlist.next->pprev	1-u64max
PARAM_VALUE	2	it->cur_cset->hlist->next->pprev	1-u64max
PARAM_VALUE	2	it->cur_cset->hlist.next->pprev	1-u64max
PARAM_VALUE	2	it->cur_dcset	0,4096-ptr_max
PARAM_VALUE	2	it->cur_dcset->dom_cset	4096-ptr_max
PARAM_VALUE	2	it->cur_dcset->dom_cset->hlist->next->pprev	1-u64max
PARAM_VALUE	2	it->cur_dcset->dom_cset->hlist.next->pprev	1-u64max
PARAM_VALUE	2	it->cur_dcset->hlist->next->pprev	1-u64max
PARAM_VALUE	2	it->cur_dcset->hlist.next->pprev	1-u64max
PARAM_VALUE	2	it->cur_task	0,4096-ptr_max
PARAM_VALUE	2	it->cur_task->rcu.func	1-u64max
PARAM_VALUE	2	it->cur_task->rcu.next	0
BUF_SIZE	2	it	104
CAPPED_DATA	2	it->cur_cset	1
DATA_SOURCE	1	flags	$2
HARD_MAX	1	flags	3
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
LOCK2		&s->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex
TYPE_LOCK		(struct seq_file)->lock

kernel/cgroup/cgroup.c cgroup_destroy_locked() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	7480017034817531904
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&dentry->d_lockref.lock

kernel/cgroup/cgroup-v1.c cgroup_transfer_tasks() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	5529024528591306752
NOCHECK_CALL
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&pool->lock

kernel/cgroup/cgroup-v1.c cgroupstats_build() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	0	css->refcnt.percpu_count_ptr	1-u64max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	1440032000429842432
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&dev->lock
HALF_LOCKED2		&devlink->lock
HALF_LOCKED2		&net->xfrm.xfrm_cfg_mutex
HALF_LOCKED2		global &audit_cmd_mutex.lock
HALF_LOCKED2		global &cb_lock
HALF_LOCKED2		global &crypto_cfg_mutex
HALF_LOCKED2		global &dpll_lock
HALF_LOCKED2		global &hwsim_phys_lock
HALF_LOCKED2		global &net_dm_mutex
HALF_LOCKED2		global &rtnl_mutex
HALF_LOCKED2		global &rx_queue_mutex

kernel/cgroup/cgroup-v1.c pidlist_array_load() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	4753112749810769920
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&cgrp->pidlist_mutex
LOCK2		&of->mutex
LOCK2		&s->lock
TYPE_LOCK		(struct cgroup)->pidlist_mutex
TYPE_LOCK		(struct kernfs_open_file)->mutex
TYPE_LOCK		(struct seq_file)->lock

net/core/netclassid_cgroup.c write_classid() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	4924568353275838464
BUF_SIZE	0	css	(-1),392
BUF_SIZE	0	css	(-1),392
DATA_SOURCE	0	css	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

kernel/cgroup/freezer.c cgroup_do_freeze() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	0	css->flags	2-u32max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	890555463655104512
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&of->mutex
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

kernel/bpf/task_iter.c bpf_iter_css_task_new() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	1	flags	0-1,3
PARAM_VALUE	2	it	1-u64max
DATA_SOURCE	0	css	$1
DATA_SOURCE	1	flags	$2
DATA_SOURCE	2	it	r bpf_mem_alloc
NOCHECK_CALL

kernel/cgroup/cpuset-v1.c cpuset1_update_tasks_flags() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	4096-ptr_max
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	6870749839296659456
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		&pool->lock
HALF_LOCKED2		global &cgroup_mutex
HALF_LOCKED2		global &cpuset_mutex
HALF_LOCKED2		global &cpuset_top_mutex

kernel/sched/core.c uclamp_update_active_tasks() -> css_task_iter_start()

Type	Parameter	Key	Value
PARAM_VALUE	0	css	1-u64max
PARAM_VALUE	0	css->ss->attach	0,2246200204970172416,2360154984384167936,3019800169015222272,5185209237867978752,6679637330912739328,6722154200619556864,8437287443062427648
PARAM_VALUE	0	css->ss->bind	0,5398039129788481536
PARAM_VALUE	0	css->ss->can_attach	0,1539697653209010176,2596895394050748416,3636412751287525376
PARAM_VALUE	0	css->ss->can_fork	0,5638613885127380992,6961295853237211136
PARAM_VALUE	0	css->ss->cancel_attach	0,1511532066655358976,4508251095385354240,4853635904863272960
PARAM_VALUE	0	css->ss->cancel_fork	0,5691029669975453696,7415222397819719680
PARAM_VALUE	0	css->ss->css_alloc	0,4096-ptr_max
PARAM_VALUE	0	css->ss->css_extra_stat_show	0,3458187449253036032
PARAM_VALUE	0	css->ss->css_free	0,4096-ptr_max
PARAM_VALUE	0	css->ss->css_killed	0,8358574337692954624
PARAM_VALUE	0	css->ss->css_local_stat_show	0,3145639222211608576
PARAM_VALUE	0	css->ss->css_offline	0,4096-ptr_max
PARAM_VALUE	0	css->ss->css_online	0,4096-ptr_max
PARAM_VALUE	0	css->ss->css_released	0,4856339823753781248,9148075606814478336
PARAM_VALUE	0	css->ss->css_reset	0,7327419871178485760
PARAM_VALUE	0	css->ss->css_rstat_flush	0,4093796338165313536,4446828206639517696
PARAM_VALUE	0	css->ss->depends_on	0,16
PARAM_VALUE	0	css->ss->dfl_cftypes	0,4096-ptr_max
PARAM_VALUE	0	css->ss->exit	0,7702225149594865664,8372473530682335232
PARAM_VALUE	0	css->ss->fork	0,4540472734013444096,7578242414286561280,8835910921598877696
PARAM_VALUE	0	css->ss->id	0-15
PARAM_VALUE	0	css->ss->legacy_cftypes	0,4096-ptr_max
PARAM_VALUE	0	css->ss->release	0,1980470231377797120
PARAM_VALUE	1	flags	0
PARAM_VALUE	2	it	7018071660548673536
BUF_SIZE	0	css	(-1),392
BUF_SIZE	0	css	(-1),392
DATA_SOURCE	0	css	$0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		_T->lock
LOCK2		rcu_read
HALF_LOCKED2		&of->mutex