css_task_iter_next 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 5283

Defined in 1 files as a prototype:

include/linux/cgroup.h, line 207 (as a prototype)

Defined in 1 files as a function:

kernel/cgroup/cgroup.c, line 5291 (as a function)

Referenced in 12 files:

Smatch caller information:

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	5014453759488540672
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &oom_lock

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	5014453759488540672
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &oom_lock

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	589192932054069248
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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 freeze_cgroup() -> css_task_iter_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	589192932054069248
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	2376953531303706624
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	2376953531303706624
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	4134330856892780544
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		&m->lock
LOCK2		global &freezer_mutex
TYPE_LOCK		(struct seq_file)->lock

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	4134330856892780544
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	1408247495112024064
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		_T->lock
HALF_LOCKED2		rcu_read

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	1408247495112024064
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		_T->lock
HALF_LOCKED2		rcu_read

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	2726603023523180544
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		global &cpuset_mutex
HALF_LOCKED2		global &cpuset_top_mutex

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	2726603023523180544
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	6946020679434551296
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cpuset_mutex
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		global &cpuset_top_mutex

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	6946020679434551296
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	2724154275130363904
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &sched_domains_mutex
HALF_LOCKED2		global &cpuset_mutex

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	2724154275130363904
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &sched_domains_mutex
HALF_LOCKED2		global &cpuset_mutex

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	3310485343769960448
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_kill() -> css_task_iter_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	3310485343769960448
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_destroy_locked() -> css_task_iter_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	7480017034817531904
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_cset	0,4096-ptr_max
PARAM_VALUE	0	it->cur_task	0
PARAM_VALUE	0	it->cur_tasks_head	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&dentry->d_lockref.lock

kernel/cgroup/cgroup.c cgroup_procs_next() -> css_task_iter_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2		&s->lock
HALF_LOCKED2		&of->mutex
TYPE_LOCK		(struct seq_file)->lock

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	5529024528591306752
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&pool->lock

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	1440032000429842432
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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 cgroupstats_build() -> css_task_iter_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	1440032000429842432
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	4753112749810769920
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	4753112749810769920
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	4924568353275838464
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		&of->mutex
HALF_LOCKED2		&of->prealloc_mutex
HALF_LOCKED2		&pool->lock
TYPE_LOCK		(struct kernfs_open_file)->mutex

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	4924568353275838464
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	890555463655104512
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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/freezer.c cgroup_do_freeze() -> css_task_iter_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	890555463655104512
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next() -> css_task_iter_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	1-u64max

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	6870749839296659456
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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/cgroup/cpuset-v1.c cpuset1_update_tasks_flags() -> css_task_iter_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	6870749839296659456
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
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_next()

Type	Parameter	Key	Value
PARAM_VALUE	0	it	7018071660548673536
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	0,4096-ptr_max
PARAM_VALUE	0	it->task_pos	0
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		_T->lock
LOCK2		rcu_read
HALF_LOCKED2		&of->mutex

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

Type	Parameter	Key	Value
PARAM_VALUE	0	it	7018071660548673536
PARAM_VALUE	0	it->cset_head	4096-ptr_max
PARAM_VALUE	0	it->cur_task	4096-ptr_max
MEM_ZERO	0	it
RX_PATH
TASK_NOT_RUNNING
LOCK2		_T->lock
LOCK2		rcu_read
HALF_LOCKED2		&of->mutex