perf_remove_from_context identifier - Linux source code next-20260811

Projects

linux

Versions

FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

kernel/events/core.c, line 2647 (as a function)

Referenced in 1 files:

kernel/events/core.c

Smatch caller information:

kernel/events/core.c __perf_pmu_remove() -> perf_remove_from_context()

Type	Parameter	Key	Value
PARAM_VALUE	0	event	4096-ptr_max
PARAM_VALUE	1	flags	0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS	0	event	unit_byte
HALF_LOCKED2		global &ali_drw_pmu_irqs_lock
HALF_LOCKED2		global &dmc620_pmu_node_lock
HALF_LOCKED2		global &pmus_lock

kernel/events/core.c __perf_pmu_remove() -> perf_remove_from_context()

Type	Parameter	Key	Value
PARAM_VALUE	0	event	4096-ptr_max
PARAM_VALUE	1	flags	0
CAPPED_DATA	0	&event->sibling_list	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		global &ali_drw_pmu_irqs_lock
HALF_LOCKED2		global &dmc620_pmu_node_lock
HALF_LOCKED2		global &pmus_lock

kernel/events/core.c perf_event_exit_event() -> perf_remove_from_context()

Type	Parameter	Key	Value
PARAM_VALUE	0	event	4096-ptr_max
PARAM_VALUE	0	event->parent->child_mutex.dep_map->name	0-255
PARAM_VALUE	0	event->parent->child_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	event->parent->child_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	event->parent->child_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	event->parent->child_mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	event->parent->child_mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	event->parent->child_mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	flags	4-5,7-9,12-13,15
CAPPED_DATA	0	event	1
DATA_SOURCE	0	event	$0
DATA_SOURCE	1	flags	$3 [m]
BIT_INFO	1	flags	0x4,0xf
BIT_INFO	1	flags	0x4,0xf
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2		&ctx->mutex
HALF_LOCKED2		&parent_event->child_mutex
HALF_LOCKED2		&tsk->signal->exec_update_lock
HALF_LOCKED2		_T->lock

kernel/events/core.c perf_event_release_kernel() -> perf_remove_from_context()

Type	Parameter	Key	Value
PARAM_VALUE	0	event	4096-ptr_max
PARAM_VALUE	0	event->ctx	4096-ptr_max
PARAM_VALUE	0	event->ctx->callback_head.func	1-u64max
PARAM_VALUE	0	event->ctx->callback_head.next	0
PARAM_VALUE	0	event->ctx->refcount.refs.counter	(-1073741824),0-s32max
PARAM_VALUE	0	event->ctx->task->rcu.func	1-u64max
PARAM_VALUE	0	event->ctx->task->rcu.next	0
PARAM_VALUE	0	event->owner	0,(-1)
PARAM_VALUE	0	event->state	(-3)-s32max
PARAM_VALUE	1	flags	17
BUF_SIZE	0	event	(-1),26
BUF_SIZE	0	event	(-1),26
CAPPED_DATA	0	event->ctx	1
DATA_SOURCE	0	event	$0
FUZZY_MAX	0	event->state	(-3)
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA	0	event->group_leader->hw->addr_filters_gen	0-u64max
HOST_DATA	0	event->group_leader->hw->freq_count_stamp	0-u64max
HOST_DATA	0	event->group_leader->hw->freq_time_stamp	0-u64max
HOST_DATA	0	event->group_leader->hw->interrupts	0-u64max
HOST_DATA	0	event->group_leader->hw->interrupts_seq	0-u64max
HOST_DATA	0	event->group_leader->hw->sample_period	0-u64max
HOST_DATA	0	event->group_leader->hw->state	s32min-s32max
HOST_DATA	0	event->group_leader->hw.aux_config	0-u64max
HOST_DATA	0	event->group_leader->hw.aux_paused	0-u32max
HOST_DATA	0	event->group_leader->hw.branch_reg.alloc	s32min-s32max
HOST_DATA	0	event->group_leader->hw.branch_reg.config	0-u64max
HOST_DATA	0	event->group_leader->hw.branch_reg.idx	s32min-s32max
HOST_DATA	0	event->group_leader->hw.branch_reg.reg	0-u32max
HOST_DATA	0	event->group_leader->hw.conf	0-u64max
HOST_DATA	0	event->group_leader->hw.conf1	0-u64max
HOST_DATA	0	event->group_leader->hw.config	0-u64max
HOST_DATA	0	event->group_leader->hw.config1	0-u64max
HOST_DATA	0	event->group_leader->hw.config_base	0-u64max
HOST_DATA	0	event->group_leader->hw.dyn_constraint	0-u64max
HOST_DATA	0	event->group_leader->hw.event_base	0-u64max
HOST_DATA	0	event->group_leader->hw.event_base_rdpmc	s32min-s32max
HOST_DATA	0	event->group_leader->hw.extra_reg.alloc	s32min-s32max
HOST_DATA	0	event->group_leader->hw.extra_reg.config	0-u64max
HOST_DATA	0	event->group_leader->hw.extra_reg.idx	s32min-s32max
HOST_DATA	0	event->group_leader->hw.extra_reg.reg	0-u32max
HOST_DATA	0	event->group_leader->hw.flags	s32min-s32max
HOST_DATA	0	event->group_leader->hw.hrtimer._softexpires	s64min-s64max
HOST_DATA	0	event->group_leader->hw.hrtimer.is_hard	0-1
HOST_DATA	0	event->group_leader->hw.hrtimer.is_lazy	0-1
HOST_DATA	0	event->group_leader->hw.hrtimer.is_queued	0-1
HOST_DATA	0	event->group_leader->hw.hrtimer.is_rel	0-1
HOST_DATA	0	event->group_leader->hw.hrtimer.is_soft	0-1
HOST_DATA	0	event->group_leader->hw.hrtimer.node.expires	s64min-s64max
HOST_DATA	0	event->group_leader->hw.hrtimer.node.node.node.__rb_parent_color	0-u64max
HOST_DATA	0	event->group_leader->hw.idx	s32min-s32max
HOST_DATA	0	event->group_leader->hw.info.address	0-u64max
HOST_DATA	0	event->group_leader->hw.info.len	0-255
HOST_DATA	0	event->group_leader->hw.info.mask	0-u64max
HOST_DATA	0	event->group_leader->hw.info.type	0-255
HOST_DATA	0	event->group_leader->hw.iommu_bank	0-255
HOST_DATA	0	event->group_leader->hw.iommu_cntr	0-255
HOST_DATA	0	event->group_leader->hw.last_cpu	s32min-s32max
HOST_DATA	0	event->group_leader->hw.last_period	0-u64max
HOST_DATA	0	event->group_leader->hw.last_tag	0-u64max
HOST_DATA	0	event->group_leader->hw.padding	0-u16max
HOST_DATA	0	event->group_leader->hw.period_left.a.a.counter	s64min-s64max
HOST_DATA	0	event->group_leader->hw.prev_count.a.a.counter	s64min-s64max
HOST_DATA	0	event->group_leader->hw.ptsc	0-u64max
HOST_DATA	0	event->group_leader->hw.pwr_acc	0-u64max
HOST_DATA	0	event->group_leader->hw.saved_metric	0-u64max
HOST_DATA	0	event->group_leader->hw.saved_slots	0-u64max
HOST_DATA	0	event->hw->addr_filters_gen	0-u64max
HOST_DATA	0	event->hw->freq_count_stamp	0-u64max
HOST_DATA	0	event->hw->freq_time_stamp	0-u64max
HOST_DATA	0	event->hw->interrupts	0-u64max
HOST_DATA	0	event->hw->interrupts_seq	0-u64max
HOST_DATA	0	event->hw->sample_period	0-u64max
HOST_DATA	0	event->hw->state	s32min-s32max
HOST_DATA	0	event->hw.aux_config	0-u64max
HOST_DATA	0	event->hw.aux_paused	0-u32max
HOST_DATA	0	event->hw.branch_reg.alloc	s32min-s32max
HOST_DATA	0	event->hw.branch_reg.config	0-u64max
HOST_DATA	0	event->hw.branch_reg.idx	s32min-s32max
HOST_DATA	0	event->hw.branch_reg.reg	0-u32max
HOST_DATA	0	event->hw.conf	0-u64max
HOST_DATA	0	event->hw.conf1	0-u64max
HOST_DATA	0	event->hw.config	0-u64max
HOST_DATA	0	event->hw.config1	0-u64max
HOST_DATA	0	event->hw.config_base	0-u64max
HOST_DATA	0	event->hw.dyn_constraint	0-u64max
HOST_DATA	0	event->hw.event_base	0-u64max
HOST_DATA	0	event->hw.event_base_rdpmc	s32min-s32max
HOST_DATA	0	event->hw.extra_reg.alloc	s32min-s32max
HOST_DATA	0	event->hw.extra_reg.config	0-u64max
HOST_DATA	0	event->hw.extra_reg.idx	s32min-s32max
HOST_DATA	0	event->hw.extra_reg.reg	0-u32max
HOST_DATA	0	event->hw.flags	s32min-s32max
HOST_DATA	0	event->hw.hrtimer._softexpires	s64min-s64max
HOST_DATA	0	event->hw.hrtimer.is_hard	0-1
HOST_DATA	0	event->hw.hrtimer.is_lazy	0-1
HOST_DATA	0	event->hw.hrtimer.is_queued	0-1
HOST_DATA	0	event->hw.hrtimer.is_rel	0-1
HOST_DATA	0	event->hw.hrtimer.is_soft	0-1
HOST_DATA	0	event->hw.hrtimer.node.expires	s64min-s64max
HOST_DATA	0	event->hw.hrtimer.node.node.node.__rb_parent_color	1
HOST_DATA	0	event->hw.idx	s32min-s32max
HOST_DATA	0	event->hw.info.address	0-u64max
HOST_DATA	0	event->hw.info.len	0-255
HOST_DATA	0	event->hw.info.mask	0-u64max
HOST_DATA	0	event->hw.info.type	0-255
HOST_DATA	0	event->hw.iommu_bank	0-255
HOST_DATA	0	event->hw.iommu_cntr	0-255
HOST_DATA	0	event->hw.last_cpu	s32min-s32max
HOST_DATA	0	event->hw.last_period	0-u64max
HOST_DATA	0	event->hw.last_tag	0-u64max
HOST_DATA	0	event->hw.padding	0-u16max
HOST_DATA	0	event->hw.period_left.a.a.counter	s64min-s64max
HOST_DATA	0	event->hw.prev_count.a.a.counter	s64min-s64max
HOST_DATA	0	event->hw.ptsc	0-u64max
HOST_DATA	0	event->hw.pwr_acc	0-u64max
HOST_DATA	0	event->hw.saved_metric	0-u64max
HOST_DATA	0	event->hw.saved_slots	0-u64max

kernel/events/core.c perf_event_release_kernel() -> perf_remove_from_context()

Type	Parameter	Key	Value
PARAM_VALUE	0	event	4096-ptr_max
PARAM_VALUE	0	event->ctx	4096-ptr_max
PARAM_VALUE	0	event->ctx->mutex.dep_map->name	0-255
PARAM_VALUE	0	event->ctx->mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	event->ctx->mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	event->ctx->mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	event->ctx->mutex.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	event->ctx->mutex.wait_lock.owner	(-1)
PARAM_VALUE	0	event->ctx->mutex.wait_lock.owner_cpu	u32max
PARAM_VALUE	1	flags	3
CAPPED_DATA	0	event	1
CAPPED_DATA	0	&event->child_list	1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
LOCK2		&ctx->mutex
LOCK2		&event->child_mutex
TYPE_LOCK		(struct perf_event)->child_mutex
TYPE_LOCK		(struct perf_event_context)->mutex