Defined in 1 files as a prototype:
Defined in 2 files as a function:
- include/linux/perf_event.h, line 2016 (as a function)
- kernel/events/core.c, line 14814 (as a function)
Referenced in 4 files:
- arch/x86/events/intel/core.c, line 5249
- arch/x86/events/intel/p4.c, line 781
- drivers/gpu/drm/xe/xe_observation.c, line 35
- kernel/events/core.c
Smatch caller information:
drivers/gpu/drm/xe/xe_observation.c xe_observation_paranoid_check() -> perf_allow_cpu()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING |
arch/x86/events/intel/p4.c p4_validate_raw_event() -> perf_allow_cpu()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PREEMPT_ADD | |||
| LOCK2 | _T->lock | ||
| HALF_LOCKED2 | &event->group_leader->ctx->mutex |
kernel/events/core.c find_get_context() -> perf_allow_cpu()
| Type | Parameter | Key | Value |
|---|---|---|---|
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | _T->lock |
arch/x86/events/intel/core.c intel_pmu_hw_config() -> perf_allow_cpu()
| Type | Parameter | Key | Value |
|---|---|---|---|
| LOCK2 | _T->lock | ||
| HALF_LOCKED2 | &event->group_leader->ctx->mutex |