cgroup_parent identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 2 files as a function:

Referenced in 8 files:

Smatch caller information:

kernel/sched/build_policy.c cgroup_account_cputime_field() -> cgroup_parent()

Type	Parameter	Key	Value
DATA_SOURCE	0	cgrp	r task_dfl_cgroup
RX_PATH
TASK_NOT_RUNNING

kernel/sched/build_utility.c psi_cgroup_alloc() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
PARAM_VALUE	0	cgrp->self.parent	4096-ptr_max
BUF_SIZE	0	cgrp->psi	1232
BUF_SIZE	0	cgrp->psi->pcpu	128
BUF_SIZE	0	cgrp->self.parent	392
DATA_SOURCE	0	cgrp	$0
MEM_ZERO	0	cgrp->psi->avg_nr_triggers
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&dentry->d_lockref.lock

kernel/bpf/cgroup.c cgroup_bpf_inherit() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
DATA_SOURCE	0	cgrp	$0

kernel/bpf/cgroup.c cgroup_bpf_inherit() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max

kernel/bpf/cgroup.c cgroup_bpf_inherit() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
DATA_SOURCE	0	cgrp	$0

kernel/bpf/cgroup.c cgroup_bpf_inherit() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max

kernel/bpf/cgroup.c cgroup_bpf_release() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
HALF_LOCKED2		&pool->lock

kernel/bpf/cgroup.c cgroup_bpf_release() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
HALF_LOCKED2		&pool->lock

kernel/bpf/cgroup.c compute_effective_progs() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &cgroup_mutex

kernel/bpf/cgroup.c compute_effective_progs() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &cgroup_mutex

kernel/bpf/cgroup.c effective_prog_pos() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex

kernel/bpf/cgroup.c effective_prog_pos() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex

kernel/bpf/cgroup.c hierarchy_allows_attach() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
DATA_SOURCE	0	cgrp	$0
LOCK2		global &cgroup_mutex

kernel/bpf/cgroup.c hierarchy_allows_attach() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
LOCK2		global &cgroup_mutex

kernel/sched/fair.c cgroup_account_cputime() -> cgroup_parent()

Type	Parameter	Key	Value
DATA_SOURCE	0	cgrp	r task_dfl_cgroup
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING

kernel/cgroup/cgroup.c cgroup_addrm_files() -> cgroup_parent()

Type	Parameter	Key	Value
DATA_SOURCE	0	cgrp	$1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &cgroup_mutex

kernel/cgroup/cgroup.c cgroup_addrm_files() -> cgroup_parent()

Type	Parameter	Key	Value
DATA_SOURCE	0	cgrp	$1
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &cgroup_mutex

kernel/cgroup/cgroup.c cgroup_check_hierarchy_limits() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
BUF_SIZE	0	cgrp	(-1),40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE	0	cgrp	(-1),40,136,480,696,928,1128,1160,1392,1624,1848,8192
CAPPED_DATA	0	cgrp->nr_descendants	1
PARAM_COMPARE	0	cgrp->max_descendants	> $0->nr_descendants
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&dentry->d_lockref.lock

kernel/cgroup/cgroup.c cgroup_control() -> cgroup_parent()

Type	Parameter	Key	Value
BUF_SIZE	0	cgrp	(-1),40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE	0	cgrp	(-1),40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE	0	cgrp->self.parent	(-1),392
DATA_SOURCE	0	cgrp	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		&seq->lock
HALF_LOCKED2		global &cgroup_mutex

kernel/cgroup/cgroup.c cgroup_create() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
PARAM_VALUE	0	cgrp->self.parent	4096-ptr_max
BUF_SIZE	0	cgrp	8192-u64max
BUF_SIZE	0	cgrp	8192-u64max
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&dentry->d_lockref.lock

kernel/cgroup/cgroup.c cgroup_create() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
PARAM_VALUE	0	cgrp->self.parent	4096-ptr_max
BUF_SIZE	0	cgrp	8192-u64max
BUF_SIZE	0	cgrp	8192-u64max
BUF_SIZE	0	cgrp->self.parent	392
CAPPED_DATA	0	&cgrp->self	1
DATA_SOURCE	0	cgrp	r _kzalloc_noprof
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&dentry->d_lockref.lock

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

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
BUF_SIZE	0	cgrp	(-1),40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE	0	cgrp	(-1),40,136,480,696,928,1128,1160,1392,1624,1848,8192
CAPPED_DATA	0	cgrp	1
DATA_SOURCE	0	cgrp	$0
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&dentry->d_lockref.lock

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

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
PREEMPT_ADD			<- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex
LOCK2		global &css_set_lock
LOCK2		irq
HALF_LOCKED2		&dentry->d_lockref.lock

kernel/cgroup/cgroup.c cgroup_e_css() -> cgroup_parent()

Type	Parameter	Key	Value
DATA_SOURCE	0	cgrp	$0 [m]
RX_PATH
TASK_NOT_RUNNING
LOCK2		rcu_read

kernel/cgroup/cgroup.c cgroup_e_css_by_mask() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
DATA_SOURCE	0	cgrp	$0 [m]
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &css_set_lock
LOCK2		irq
HALF_LOCKED2		global &cgroup_mutex

kernel/cgroup/cgroup.c cgroup_enable_threaded() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
BUF_SIZE	0	cgrp	40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE	0	cgrp	40,136,480,696,928,1128,1160,1392,1624,1848,8192
DATA_SOURCE	0	cgrp	$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

kernel/cgroup/cgroup.c cgroup_get_e_css() -> cgroup_parent()

Type	Parameter	Key	Value
BUF_SIZE	0	cgrp	(-1),40,136,480,696,928,1128,1160,1392,1624,1848,8192
BUF_SIZE	0	cgrp	(-1),40,136,480,696,928,1128,1160,1392,1624,1848,8192
DATA_SOURCE	0	cgrp	$0 [m]
RX_PATH
TASK_NOT_RUNNING
LOCK2		rcu_read
HALF_LOCKED2		&of->mutex

kernel/cgroup/cgroup.c cgroup_is_mixable() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
BUF_SIZE	0	cgrp	(-1),1-s32max
BUF_SIZE	0	cgrp	(-1),1-s32max
DATA_SOURCE	0	cgrp	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&of->mutex

kernel/cgroup/cgroup.c cgroup_is_valid_domain() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
CAPPED_DATA	0	cgrp	1
CAPPED_DATA	0	cgrp->dom_cgrp	1
DATA_SOURCE	0	cgrp	$0 [m]
PARAM_COMPARE	0	cgrp	== $0->dom_cgrp
PARAM_COMPARE	0	cgrp	== $0->dom_cgrp
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		&seq->lock

kernel/cgroup/cgroup.c cgroup_is_valid_domain() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
PARAM_VALUE	0	cgrp->self.parent	1-u64max
CAPPED_DATA	0	cgrp	1
CAPPED_DATA	0	cgrp->dom_cgrp	1
DATA_SOURCE	0	cgrp	r cgroup_parent
PARAM_COMPARE	0	cgrp	== $0->dom_cgrp
PARAM_COMPARE	0	cgrp	== $0->dom_cgrp
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		&seq->lock

kernel/cgroup/cgroup.c cgroup_procs_write_permission() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
BUF_SIZE	0	cgrp	(-1)-0,8192
BUF_SIZE	0	cgrp	(-1)-0,8192
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&of->mutex

kernel/cgroup/cgroup.c cgroup_ss_mask() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
DATA_SOURCE	0	cgrp	$0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &css_set_lock
HALF_LOCKED2		irq

kernel/cgroup/cgroup.c css_create() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
DATA_SOURCE	0	cgrp	$0
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &cgroup_mutex

kernel/cgroup/cgroup.c css_free_rwork_fn() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
CAPPED_DATA	0	cgrp->bpf_cgrp_storage	1
CAPPED_DATA	0	&cgrp->release_agent_work	1
HALF_LOCKED2		&pool->lock

kernel/cgroup/cgroup.c css_free_rwork_fn() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
PARAM_VALUE	0	cgrp->self.parent	1-u64max
CAPPED_DATA	0	cgrp->bpf_cgrp_storage	1
CAPPED_DATA	0	&cgrp->release_agent_work	1
HALF_LOCKED2		&pool->lock

kernel/cgroup/cgroup.c css_release_work_fn() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&pool->lock

kernel/cgroup/cgroup.c css_release_work_fn() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
LOCK2		global &cgroup_mutex
HALF_LOCKED2		&pool->lock

kernel/cgroup/cgroup.c css_release_work_fn() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
CAPPED_DATA	0	&cgrp->self	1
PREEMPT_ADD			<- disables preempt
LOCK2		global &cgroup_mutex
LOCK2		global &css_set_lock
LOCK2		irq
HALF_LOCKED2		&pool->lock

kernel/cgroup/cgroup.c css_release_work_fn() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
PREEMPT_ADD			<- disables preempt
LOCK2		global &cgroup_mutex
LOCK2		global &css_set_lock
LOCK2		irq
HALF_LOCKED2		&pool->lock

kernel/cgroup/cgroup.c init_and_link_css() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
DATA_SOURCE	0	cgrp	$2
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &cgroup_mutex

kernel/cgroup/cgroup.c init_and_link_css() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
PARAM_VALUE	0	cgrp->self.parent	1-u64max
DATA_SOURCE	0	cgrp	$2
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		global &cgroup_mutex

kernel/cgroup/cgroup.c link_css_set() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
BUF_SIZE	0	cgrp	(-1),8192
BUF_SIZE	0	cgrp	(-1),8192
DATA_SOURCE	0	cgrp	$2
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &css_set_lock
LOCK2		irq
HALF_LOCKED2		global &cgroup_mutex

kernel/cgroup/cgroup.c put_css_set_locked() -> cgroup_parent()

Type	Parameter	Key	Value
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		flags
HALF_LOCKED2		global &css_set_lock
HALF_LOCKED2		irq
HALF_LOCKED2		irqflags

block/blk-cgroup.c blk_cgroup_bio_start() -> cgroup_parent()

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

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

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
LOCK2		irq
LOCK2		lock
HALF_LOCKED2		&seq->lock
HALF_LOCKED2		&sf->lock
HALF_LOCKED2		global &cgroup_mutex

kernel/cgroup/freezer.c cgroup_freeze() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
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_propagate_frozen() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
DATA_SOURCE	0	cgrp	$0 [m]
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &css_set_lock
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		flags
HALF_LOCKED2		global &cgroup_mutex
HALF_LOCKED2		irq

kernel/cgroup/freezer.c cgroup_propagate_frozen() -> cgroup_parent()

Type	Parameter	Key	Value
PARAM_VALUE	0	cgrp	4096-ptr_max
PARAM_VALUE	0	cgrp->self.parent	1-u64max
DATA_SOURCE	0	cgrp	r cgroup_parent
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2		global &css_set_lock
HALF_LOCKED2		&of->mutex
HALF_LOCKED2		flags
HALF_LOCKED2		global &cgroup_mutex
HALF_LOCKED2		irq

kernel/cgroup/rstat.c cgroup_base_stat_cputime_show() -> cgroup_parent()

Type	Parameter	Key	Value
RX_PATH
TASK_NOT_RUNNING
LOCK2		&seq->lock
TYPE_LOCK		(struct seq_file)->lock

kernel/cgroup/rstat.c cgroup_base_stat_flush() -> cgroup_parent()

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

kernel/cgroup/rstat.c cgroup_base_stat_flush() -> cgroup_parent()

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

kernel/cgroup/rstat.c css_rstat_flush() -> cgroup_parent()

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