Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/events/core.c __perf_pmu_install_event() -> find_get_pmu_context()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | ctx | 4096-ptr_max |
| PARAM_VALUE | 1 | ctx->mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | ctx->mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 1 | ctx->mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 1 | ctx->mutex.first_waiter->list.prev->prev | 5159360019465732096 |
| PARAM_VALUE | 1 | ctx->mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 1 | ctx->mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | ctx->mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 1 | ctx->mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 2 | event | 4096-ptr_max |
| BUF_SIZE | 1 | ctx | 432 |
| DATA_SOURCE | 0 | pmu | $0 |
| DATA_SOURCE | 1 | ctx | $1 |
| DATA_SOURCE | 2 | event | $3 |
| STR_LEN | 0 | pmu | (-1),8-9,11-29,31-34,38 |
| STR_LEN | 0 | pmu | (-1),8-9,11-29,31-34,38 |
| STR_LEN | 1 | ctx | (-1),8-9,11-29,31-34,38 |
| STR_LEN | 1 | ctx | (-1),8-9,11-29,31-34,38 |
| STR_LEN | 2 | event->ctx | (-1) |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 2 | 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 inherit_event() -> find_get_pmu_context()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | ctx | 4096-ptr_max |
| PARAM_VALUE | 1 | ctx->event_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | ctx->event_list.prev | 4096-ptr_max |
| PARAM_VALUE | 1 | ctx->lock.owner | (-1) |
| PARAM_VALUE | 1 | ctx->lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | ctx->pmu_ctx_list.next | 4096-ptr_max |
| PARAM_VALUE | 1 | ctx->task | 4096-ptr_max |
| PARAM_VALUE | 2 | event | 4096-ptr_max |
| PARAM_VALUE | 2 | event->ctx | 4096-ptr_max |
| PARAM_VALUE | 2 | event->ctx->event_list.next | 4096-ptr_max |
| PARAM_VALUE | 2 | event->ctx->event_list.prev | 4096-ptr_max |
| PARAM_VALUE | 2 | event->ctx->lock.owner | (-1) |
| PARAM_VALUE | 2 | event->ctx->lock.owner_cpu | u32max |
| PARAM_VALUE | 2 | event->ctx->pmu_ctx_list.next | 4096-ptr_max |
| PARAM_VALUE | 2 | event->ctx->task | 4096-ptr_max |
| BUF_SIZE | 1 | ctx | (-1),432 |
| BUF_SIZE | 1 | ctx | (-1),432 |
| BUF_SIZE | 1 | ctx->task | (-1),1-s32max |
| BUF_SIZE | 2 | event->ctx | (-1),432 |
| CAPPED_DATA | 1 | ctx | 1 |
| DATA_SOURCE | 1 | ctx | $5 |
| DATA_SOURCE | 2 | event | r perf_event_alloc |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 1 | ctx | unit_byte |
| LOCK2 | &parent_ctx->mutex | ||
| LOCK2 | _T->lock | ||
| TYPE_LOCK | (struct perf_event_context)->mutex |
kernel/events/core.c perf_event_create_kernel_counter() -> find_get_pmu_context()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | pmu | 4096-ptr_max |
| PARAM_VALUE | 1 | ctx | 4096-ptr_max |
| PARAM_VALUE | 1 | ctx->lock.owner | (-1) |
| PARAM_VALUE | 1 | ctx->lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | ctx->mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | ctx->mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 1 | ctx->mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 1 | ctx->mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 1 | ctx->mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 1 | ctx->mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 1 | ctx->mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 1 | ctx->task | 0-18446744073709551614 |
| PARAM_VALUE | 2 | event | 4096-ptr_max |
| PARAM_VALUE | 2 | event->owner | (-1) |
| PARAM_VALUE | 2 | event->pmu | 4096-ptr_max |
| BUF_SIZE | 1 | ctx | (-1)-0,432 |
| BUF_SIZE | 1 | ctx | (-1)-0,432 |
| CAPPED_DATA | 1 | &ctx->mutex | 1 |
| DATA_SOURCE | 1 | ctx | r find_get_context |
| DATA_SOURCE | 2 | event | r perf_event_alloc |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | _T->lock | ||
| LOCK2 | 1 | &ctx->mutex | |
| TYPE_LOCK | (struct perf_event_context)->mutex |