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Defined in 1 files as a prototype:

Defined in 2 files as a function:

Referenced in 10 files:

Smatch caller information:

arch/x86/kernel/cpu/resctrl/pseudo_lock.c measure_residency_fn() -> perf_event_release_kernel()

Type Parameter Key Value
PARAM_VALUE 0 event 4096-ptr_max
PARAM_VALUE 0 event->attach_state 4-u32max
PARAM_VALUE 0 event->attr.inherit 0
PARAM_VALUE 0 event->ctx 4096-ptr_max
PARAM_VALUE 0 event->group_leader 4096-ptr_max
PARAM_VALUE 0 event->hw.state 1
PARAM_VALUE 0 event->owner (-1)
PARAM_VALUE 0 event->pmu 4096-ptr_max
PARAM_VALUE 0 event->pmu_ctx 4096-ptr_max
CAPPED_DATA 0 event 1
CAPPED_DATA 0 event->cpu 1
CAPPED_DATA 0 event->group_leader 1
CAPPED_DATA 0 event->pmu 1
DATA_SOURCE 0 event r perf_event_create_kernel_counter
NOCHECK_CALL

arch/x86/kernel/cpu/resctrl/pseudo_lock.c measure_residency_fn() -> perf_event_release_kernel()

Type Parameter Key Value
PARAM_VALUE 0 event 4096-ptr_max
PARAM_VALUE 0 event->ctx 4096-ptr_max
PARAM_VALUE 0 event->group_leader 4096-ptr_max
PARAM_VALUE 0 event->owner (-1)
PARAM_VALUE 0 event->pmu 4096-ptr_max
PARAM_VALUE 0 event->pmu_ctx 4096-ptr_max
CAPPED_DATA 0 event 1
CAPPED_DATA 0 event->cpu 1
CAPPED_DATA 0 event->group_leader 1
CAPPED_DATA 0 event->pmu 1
DATA_SOURCE 0 event r perf_event_create_kernel_counter
NOCHECK_CALL

lib/tests/slub_kunit.c disable_perf_events() -> perf_event_release_kernel()

Type Parameter Key Value
PARAM_VALUE 0 event 4096-ptr_max
PARAM_VALUE 0 event->active_list.next->prev 4096-ptr_max
PARAM_VALUE 0 event->active_list.prev->next 4096-ptr_max
PARAM_VALUE 0 event->addr_filters.list.next->prev 4096-ptr_max
PARAM_VALUE 0 event->addr_filters.lock.owner (-1)
PARAM_VALUE 0 event->addr_filters.lock.owner_cpu u32max
PARAM_VALUE 0 event->aux_event 0
PARAM_VALUE 0 event->aux_event->addr_filters.list.next->prev 4096-ptr_max
PARAM_VALUE 0 event->aux_event->addr_filters.lock.owner (-1)
PARAM_VALUE 0 event->aux_event->addr_filters.lock.owner_cpu u32max
PARAM_VALUE 0 event->aux_event->callback_head.func 1-u64max
PARAM_VALUE 0 event->aux_event->ctx->callback_head.func 1-u64max
PARAM_VALUE 0 event->aux_event->ctx->task->rcu.func 1-u64max
PARAM_VALUE 0 event->aux_event->ftrace_ops.func_hash->filter_hash 3175483717725929472
PARAM_VALUE 0 event->aux_event->ftrace_ops.func_hash->notrace_hash 3175483717725929472
PARAM_VALUE 0 event->aux_event->hw.target->perf_ctx_data->callback_head.func 1-u64max
PARAM_VALUE 0 event->aux_event->hw.target->rcu.func 1-u64max
PARAM_VALUE 0 event->aux_event->parent->addr_filters.list.next->prev 4096-ptr_max
PARAM_VALUE 0 event->aux_event->parent->addr_filters.lock.owner (-1)
PARAM_VALUE 0 event->aux_event->parent->addr_filters.lock.owner_cpu u32max
PARAM_VALUE 0 event->aux_event->parent->callback_head.func 1-u64max
PARAM_VALUE 0 event->aux_event->parent->ctx->callback_head.func 1-u64max
PARAM_VALUE 0 event->aux_event->parent->ctx->task->rcu.func 1-u64max
PARAM_VALUE 0 event->aux_event->parent->ftrace_ops.func_hash->filter_hash 3175483717725929472
PARAM_VALUE 0 event->aux_event->parent->ftrace_ops.func_hash->notrace_hash 3175483717725929472
PARAM_VALUE 0 event->aux_event->parent->hw.target->perf_ctx_data->callback_head.func 1-u64max
PARAM_VALUE 0 event->aux_event->parent->hw.target->rcu.func 1-u64max
PARAM_VALUE 0 event->aux_event->parent->pmu->module->refcnt.counter 0-s32max
PARAM_VALUE 0 event->aux_event->parent->pmu_ctx->callback_head.func 1-u64max
PARAM_VALUE 0 event->aux_event->parent->pmu_ctx->pmu_ctx_entry.next->prev 4096-ptr_max
PARAM_VALUE 0 event->aux_event->parent->pmu_ctx->pmu_ctx_entry.prev->next 4096-ptr_max
PARAM_VALUE 0 event->aux_event->parent->rb_entry.next 4096-ptr_max
PARAM_VALUE 0 event->aux_event->parent->tp_event->data->put_work.flags 0-4294967295
PARAM_VALUE 0 event->aux_event->parent->tp_event->data->put_work.is_hard 0-1
PARAM_VALUE 0 event->aux_event->parent->tp_event->data->put_work.is_lazy 0-1
PARAM_VALUE 0 event->aux_event->parent->tp_event->data->put_work.is_queued 0-1
PARAM_VALUE 0 event->aux_event->parent->tp_event->data->put_work.is_soft 0-1
PARAM_VALUE 0 event->aux_event->parent->tp_event->data->refcnt.refs.counter s32min-s32max
PARAM_VALUE 0 event->aux_event->parent->tp_event->data->status 0-2,128,130
PARAM_VALUE 0 event->aux_event->parent->tp_event->module->refcnt.counter 0-s32max
PARAM_VALUE 0 event->aux_event->pmu->module->refcnt.counter 0-s32max
PARAM_VALUE 0 event->aux_event->pmu_ctx->callback_head.func 1-u64max
PARAM_VALUE 0 event->aux_event->rb_entry.next 4096-ptr_max
PARAM_VALUE 0 event->aux_event->tp_event->module->refcnt.counter 0-s32max
PARAM_VALUE 0 event->callback_head.func 1-u64max
PARAM_VALUE 0 event->callback_head.next 0
PARAM_VALUE 0 event->child_list.next 4096-ptr_max
PARAM_VALUE 0 event->child_list.next->next 4096-ptr_max
PARAM_VALUE 0 event->child_list.next->prev 4096-ptr_max
PARAM_VALUE 0 event->child_list.prev 4096-ptr_max
PARAM_VALUE 0 event->child_list.prev->next 4096-ptr_max
PARAM_VALUE 0 event->child_list.prev->prev 4096-ptr_max
PARAM_VALUE 0 event->ctx->lock.dep_map->name 0-255
PARAM_VALUE 0 event->ctx->lock.owner (-1)
PARAM_VALUE 0 event->ctx->lock.owner_cpu u32max
PARAM_VALUE 0 event->event_entry.next->prev 4096-ptr_max
PARAM_VALUE 0 event->ftrace_ops.func_hash->filter_hash 3175483717725929472
PARAM_VALUE 0 event->ftrace_ops.func_hash->notrace_hash 3175483717725929472
PARAM_VALUE 0 event->ftrace_ops.func_hash->regex_lock.first_waiter 0
PARAM_VALUE 0 event->ftrace_ops.func_hash->regex_lock.osq.tail.counter 0
PARAM_VALUE 0 event->ftrace_ops.func_hash->regex_lock.owner.counter 0
PARAM_VALUE 0 event->group_index 0
PARAM_VALUE 0 event->hw.addr_filters 0
PARAM_VALUE 0 event->hw.target->perf_ctx_data->callback_head.func 1-u64max
PARAM_VALUE 0 event->hw.target->perf_ctx_data->callback_head.next 0
PARAM_VALUE 0 event->hw.target->rcu.func 1-u64max
PARAM_VALUE 0 event->hw.target->rcu.next 0
PARAM_VALUE 0 event->mmap_mutex.first_waiter->task->blocked_on 0
PARAM_VALUE 0 event->parent->addr_filters.list.next->prev 4096-ptr_max
PARAM_VALUE 0 event->parent->addr_filters.lock.owner (-1)
PARAM_VALUE 0 event->parent->addr_filters.lock.owner_cpu u32max
PARAM_VALUE 0 event->parent->callback_head.func 1-u64max
PARAM_VALUE 0 event->parent->callback_head.next 0
PARAM_VALUE 0 event->parent->cgrp 0
PARAM_VALUE 0 event->parent->ctx->callback_head.func 1-u64max
PARAM_VALUE 0 event->parent->ctx->callback_head.next 0
PARAM_VALUE 0 event->parent->ctx->task->rcu.func 1-u64max
PARAM_VALUE 0 event->parent->ctx->task->rcu.next 0
PARAM_VALUE 0 event->parent->ftrace_ops.func_hash->filter_hash 3175483717725929472
PARAM_VALUE 0 event->parent->ftrace_ops.func_hash->notrace_hash 3175483717725929472
PARAM_VALUE 0 event->parent->ftrace_ops.func_hash->regex_lock.first_waiter 0
PARAM_VALUE 0 event->parent->ftrace_ops.func_hash->regex_lock.osq.tail.counter 0
PARAM_VALUE 0 event->parent->ftrace_ops.func_hash->regex_lock.owner.counter 0
PARAM_VALUE 0 event->parent->ftrace_ops.old_hash.filter_hash 0
PARAM_VALUE 0 event->parent->ftrace_ops.old_hash.notrace_hash 0
PARAM_VALUE 0 event->parent->hw.addr_filters 0
PARAM_VALUE 0 event->parent->hw.hrtimer.is_queued 0
PARAM_VALUE 0 event->parent->hw.hrtimer.node.node.next 0
PARAM_VALUE 0 event->parent->hw.hrtimer.node.node.prev 0
PARAM_VALUE 0 event->parent->hw.target->perf_ctx_data->callback_head.func 1-u64max
PARAM_VALUE 0 event->parent->hw.target->perf_ctx_data->callback_head.next 0
PARAM_VALUE 0 event->parent->hw.target->rcu.func 1-u64max
PARAM_VALUE 0 event->parent->hw.target->rcu.next 0
PARAM_VALUE 0 event->parent->mmap_mutex.first_waiter->task->blocked_on 0
PARAM_VALUE 0 event->parent->pmu->module->refcnt.counter 0-s32max
PARAM_VALUE 0 event->parent->pmu_ctx->callback_head.func 1-u64max
PARAM_VALUE 0 event->parent->pmu_ctx->callback_head.next 0
PARAM_VALUE 0 event->parent->pmu_ctx->ctx 0
PARAM_VALUE 0 event->parent->pmu_ctx->pmu_ctx_entry.next->prev 4096-ptr_max
PARAM_VALUE 0 event->parent->pmu_ctx->pmu_ctx_entry.prev->next 4096-ptr_max
PARAM_VALUE 0 event->parent->pmu_private 0
PARAM_VALUE 0 event->parent->prog 0
PARAM_VALUE 0 event->parent->rb 0
PARAM_VALUE 0 event->parent->rb_entry.next 4096-ptr_max
PARAM_VALUE 0 event->parent->security 0
PARAM_VALUE 0 event->parent->tp_event->data->put_work.flags 0-4294967295
PARAM_VALUE 0 event->parent->tp_event->data->put_work.is_hard 0-1
PARAM_VALUE 0 event->parent->tp_event->data->put_work.is_lazy 0-1
PARAM_VALUE 0 event->parent->tp_event->data->put_work.is_queued 0-1
PARAM_VALUE 0 event->parent->tp_event->data->put_work.is_soft 0-1
PARAM_VALUE 0 event->parent->tp_event->data->refcnt.refs.counter s32min-s32max
PARAM_VALUE 0 event->parent->tp_event->data->status 0-2,128,130
PARAM_VALUE 0 event->parent->tp_event->module->refcnt.counter 0-s32max
PARAM_VALUE 0 event->parent->tp_event->perf_events 0
PARAM_VALUE 0 event->pmu->module->refcnt.counter 0-s32max
PARAM_VALUE 0 event->pmu_ctx->callback_head.func 1-u64max
PARAM_VALUE 0 event->pmu_ctx->callback_head.next 0
PARAM_VALUE 0 event->pmu_ctx->ctx 0
PARAM_VALUE 0 event->pmu_ctx->rotate_necessary 0
PARAM_VALUE 0 event->pmu_private 0
PARAM_VALUE 0 event->pmu_private->lock->owner (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 event->pmu_private->lock.dep_map->name 0-255
PARAM_VALUE 0 event->pmu_private->lock.owner (-1)
PARAM_VALUE 0 event->pmu_private->lock.owner_cpu 4294967295
PARAM_VALUE 0 event->pmu_private->lock.raw_lock.val.counter s32min-s32max
PARAM_VALUE 0 event->prog 0
PARAM_VALUE 0 event->rb 0
PARAM_VALUE 0 event->rb_entry.next 4096-ptr_max
PARAM_VALUE 0 event->security 0
PARAM_VALUE 0 event->sibling_list.next->prev 4096-ptr_max
PARAM_VALUE 0 event->sibling_list.prev->next 4096-ptr_max
PARAM_VALUE 0 event->tp_event->module->refcnt.counter 0-s32max
PARAM_VALUE 0 event->tp_event->prog_array->rcu.next 0
PARAM_VALUE 0 *event->aux_event->parent->tp_event->tp->iterator (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *event->aux_event->parent->tp_event->tp->static_call_key->func (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *event->aux_event->tp_event->tp->iterator (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *event->aux_event->tp_event->tp->static_call_key->func (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *event->parent->tp_event->tp->iterator (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *event->parent->tp_event->tp->static_call_key->func (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *event->tp_event->tp->iterator (-4611686018427387904)-4611686018427387903
PARAM_VALUE 0 *event->tp_event->tp->static_call_key->func (-4611686018427387904)-4611686018427387903
CAPPED_DATA 0 event 1
NOCHECK_CALL

arch/x86/kvm/pmu.c pmc_release_perf_event() -> perf_event_release_kernel()

Type Parameter Key Value
PARAM_VALUE 0 event 1-u64max
PREEMPT_ADD
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_paused 0-u32max
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.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.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.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

arch/x86/kvm/vmx/pmu_intel.c intel_pmu_release_guest_lbr_event() -> perf_event_release_kernel()

Type Parameter Key Value
PARAM_VALUE 0 event 1-u64max
NOCHECK_CALL

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

Type Parameter Key Value
BUF_SIZE 0 event (-1),26
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL

kernel/events/hw_breakpoint.c unregister_hw_breakpoint() -> perf_event_release_kernel()

Type Parameter Key Value
PARAM_VALUE 0 event 1-u64max
DATA_SOURCE 0 event $0
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL