Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/events/core.c perf_event_read_value() -> __perf_event_read_value()
| 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 | 1 | enabled | 1445536542810267648,3301317980825604096,5625937274162941952 |
| PARAM_VALUE | 2 | running | 571161626725527552,8196785808426573824,8772827460745641984 |
| CAPPED_DATA | 0 | event->ctx | 1 |
| DATA_SOURCE | 0 | event | $0 |
| DATA_SOURCE | 1 | enabled | $1 |
| DATA_SOURCE | 2 | running | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING |
kernel/events/core.c perf_read_one() -> __perf_event_read_value()
| 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->state | s32min-(-3),(-1)-s32max |
| PARAM_VALUE | 1 | enabled | 6045910169003913216 |
| PARAM_VALUE | 2 | running | 6261692429021675520 |
| BUF_SIZE | 0 | event | s32min-(-2),1-s32max |
| BUF_SIZE | 0 | event | s32min-(-2),1-s32max |
| CAPPED_DATA | 0 | event->ctx | 1 |
| CAPPED_DATA | 0 | event->read_size | 1 |
| DATA_SOURCE | 0 | event | $0 |