get_event_groups identifier - Linux source code next-20260811

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

kernel/events/core.c, line 1737 (as a function)

Referenced in 1 files:

kernel/events/core.c
- line 1883
- line 1909

Smatch caller information:

kernel/events/core.c add_event_to_groups() -> get_event_groups()

Type	Parameter	Key	Value
PARAM_VALUE	0	event	4096-ptr_max
BUF_SIZE	0	event	s32min-(-1),1-s32max
BUF_SIZE	0	event	s32min-(-1),1-s32max
BUF_SIZE	0	event->ctx	(-1)-0,432
BUF_SIZE	0	event->group_leader	s32min-(-1),1-s32max
BUF_SIZE	0	event->pmu_ctx	(-1),112
BUF_SIZE	1	ctx	(-1)-0,432
BUF_SIZE	1	ctx	(-1)-0,432
CAPPED_DATA	0	event	1
CAPPED_DATA	0	event->group_leader	1
DATA_SOURCE	0	event	$0
DATA_SOURCE	1	ctx	$1
STR_LEN	0	event->ctx	(-1)
BIT_INFO	0	event->attach_state	0x1,0xffffffffffffffff
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
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
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	1
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
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
USER_DATA	0	event->attr.bp_addr	0-u64max[c]
USER_DATA	0	event->attr.bp_len	0-u64max
USER_DATA	0	event->attr.bp_type	2-4[c]
USER_DATA	0	event->attr.disabled	0[c]
USER_DATA	0	event->attr.sig_data	0-u64max
USER_DATA	0	event->group_leader->attr.bp_addr	0-u64max[c]
USER_DATA	0	event->group_leader->attr.bp_len	0-u64max
USER_DATA	0	event->group_leader->attr.bp_type	2-4[c]
USER_DATA	0	event->group_leader->attr.disabled	0[c]
USER_DATA	0	event->group_leader->attr.sig_data	0-u64max
USER_DATA	0	event->group_leader->hw.info.address	0-s32max[c]
USER_DATA	0	event->group_leader->hw.info.mask	2,4-6,u64max[u]
USER_DATA	0	event->hw.info.address	0-s32max[c]
USER_DATA	0	event->hw.info.mask	2,4-6,u64max[u]
UNITS	0	event	unit_byte
UNITS	1	ctx	unit_byte
HALF_LOCKED2		&cpuctx->ctx.lock
HALF_LOCKED2		irq
HALF_LOCKED2	0	&event->child_mutex
HALF_LOCKED2	1	&ctx->lock
HALF_LOCKED2	1	&ctx->mutex
TYPE_LOCK		(struct perf_event_context)->lock

kernel/events/core.c del_event_from_groups() -> get_event_groups()

Type	Parameter	Key	Value
PARAM_VALUE	0	event	4096-ptr_max
PARAM_VALUE	1	ctx	4096-ptr_max
BUF_SIZE	0	event	s32min-(-1),1-s32max
BUF_SIZE	0	event	s32min-(-1),1-s32max
CAPPED_DATA	0	event	1
CAPPED_DATA	0	event->group_leader	1
CAPPED_DATA	1	ctx	1
DATA_SOURCE	0	event	$0
DATA_SOURCE	1	ctx	$1
BIT_INFO	0	event->attach_state	0x0,0xfffffffe
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
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	0,2-u64max
HOST_DATA	0	event->hw.aux_paused	0-u32max
HOST_DATA	0	event->hw.branch_reg.alloc	0
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	0
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-(-1)
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
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	(-1)
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	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
USER_DATA	0	event->attr.bp_addr	0-u64max[c]
USER_DATA	0	event->attr.bp_len	0-u64max
USER_DATA	0	event->attr.bp_type	2-4[c]
USER_DATA	0	event->attr.disabled	0[c]
USER_DATA	0	event->attr.sig_data	0-u64max
USER_DATA	0	event->hw.info.address	0-s32max[c]
USER_DATA	0	event->hw.info.mask	2,4-6,u64max[u]
UNITS	0	event	unit_byte
UNITS	1	ctx	unit_byte
HALF_LOCKED2		irq
HALF_LOCKED2	0	&event->child_mutex
HALF_LOCKED2	1	&ctx->lock