Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/events/core.c perf_event_create_kernel_counter() -> perf_unpin_context()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | ctx | 4096-ptr_max |
| PARAM_VALUE | 0 | ctx->lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | ctx->mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | ctx->mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | ctx->mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | ctx->mutex.wait_lock.owner | (-1) |
| PARAM_VALUE | 0 | ctx->mutex.wait_lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | ctx->task | 0-18446744073709551614 |
| PARAM_VALUE | 0 | ctx->task->sched_class->find_lock_rq | 0,1330506845949976576,2186316422496772096 |
| PARAM_VALUE | 0 | ctx->task->sched_class->get_prio | 0,5589494719909007360 |
| PARAM_VALUE | 0 | ctx->task->sched_class->get_rr_interval | 0,160577115725877248,8566262156424376320 |
| PARAM_VALUE | 0 | ctx->task->sched_class->migrate_task_rq | 0,1111187247153754112,4715741308934107136 |
| PARAM_VALUE | 0 | ctx->task->sched_class->pick_task | 0,71,431140902756892672,1158575681758597120,5720692379550740480,7102393387566546944,7601726578106748928 |
| PARAM_VALUE | 0 | ctx->task->sched_class->prio_changed | 0,6,1146300274019463168,2737281516638617600,4228469244769832960,6494577740674654208,7383617159121645568 |
| PARAM_VALUE | 0 | ctx->task->sched_class->put_prev_task | 0,45,879997059321819136,2104802920512651264,3309484659987406848,4521943768044347392,6061791611826737152 |
| PARAM_VALUE | 0 | ctx->task->sched_class->reweight_task | 0,5264859755264851968 |
| PARAM_VALUE | 0 | ctx->task->sched_class->rq_offline | 0,1273389266380275712,3746302679399247872,7992910395761221632 |
| PARAM_VALUE | 0 | ctx->task->sched_class->rq_online | 0,1603218695044562944,3838970304731508736,6105480162315575296 |
| PARAM_VALUE | 0 | ctx->task->sched_class->select_task_rq | 0,84,819017430815793152,1774144038744014848,2097362150474280960,8429637501012336640,8680431057181843456 |
| PARAM_VALUE | 0 | ctx->task->sched_class->set_cpus_allowed | 0,1927640468783054848,5094656021401329664,7127180339355369472 |
| PARAM_VALUE | 0 | ctx->task->sched_class->set_next_task | 0,6,2315212163512696832,4028699749262393344,4361835877848195072,6461874264613330944,8232387521787854848 |
| PARAM_VALUE | 0 | ctx->task->sched_class->switched_from | 0,6932178706407411712,8530452231382753280,8897597262779232256 |
| PARAM_VALUE | 0 | ctx->task->sched_class->switched_to | 0,5165838827171962880,5857971317054578688,7142770315824652288 |
| PARAM_VALUE | 0 | ctx->task->sched_class->switching_from | 0,2762873923526262784 |
| PARAM_VALUE | 0 | ctx->task->sched_class->switching_to | 0,1207858565835722752,6355784522873475072 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_change_group | 0,7251702690162270208 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_dead | 0,6742757381008068608 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_fork | 0,1181151505743122432,6092562452304658432 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_is_throttled | 0,626302238049026048,4879098428662644736,6508522699847725056 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_tick | 0,6,1093040616512942080,4602209053340655616,5021036204559331328,6268546278195412992,7031988722367209472 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_woken | 0,4090974917235912704,4284209241675612160 |
| PARAM_VALUE | 0 | ctx->task->sched_class->update_curr | 0,2,2420086066110373888,2446272091500916736,2561397482238263296,2943871782664327168,8139140255186919424 |
| BUF_SIZE | 0 | ctx | (-1)-0,432 |
| BUF_SIZE | 0 | ctx | (-1)-0,432 |
| CAPPED_DATA | 0 | ctx | 1 |
| CAPPED_DATA | 0 | ctx->task | 1 |
| CAPPED_DATA | 0 | &ctx->mutex | 1 |
| DATA_SOURCE | 0 | ctx | r find_get_context |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | ctx | unit_byte |
| LOCK2 | _T->lock | ||
| LOCK2 | 0 | &ctx->mutex | |
| TYPE_LOCK | (struct perf_event_context)->mutex |
kernel/events/core.c perf_event_create_kernel_counter() -> perf_unpin_context()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | ctx | 4096-ptr_max |
| PARAM_VALUE | 0 | ctx->lock.owner | (-1) |
| PARAM_VALUE | 0 | ctx->lock.owner_cpu | u32max |
| PARAM_VALUE | 0 | ctx->mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | ctx->mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | ctx->mutex.wait_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | ctx->task->sched_class->find_lock_rq | 0,1330506845949976576,2186316422496772096 |
| PARAM_VALUE | 0 | ctx->task->sched_class->get_prio | 0,5589494719909007360 |
| PARAM_VALUE | 0 | ctx->task->sched_class->get_rr_interval | 0,160577115725877248,8566262156424376320 |
| PARAM_VALUE | 0 | ctx->task->sched_class->migrate_task_rq | 0,1111187247153754112,4715741308934107136 |
| PARAM_VALUE | 0 | ctx->task->sched_class->pick_task | 0,71,431140902756892672,1158575681758597120,5720692379550740480,7102393387566546944,7601726578106748928 |
| PARAM_VALUE | 0 | ctx->task->sched_class->prio_changed | 0,6,1146300274019463168,2737281516638617600,4228469244769832960,6494577740674654208,7383617159121645568 |
| PARAM_VALUE | 0 | ctx->task->sched_class->put_prev_task | 0,45,879997059321819136,2104802920512651264,3309484659987406848,4521943768044347392,6061791611826737152 |
| PARAM_VALUE | 0 | ctx->task->sched_class->reweight_task | 0,5264859755264851968 |
| PARAM_VALUE | 0 | ctx->task->sched_class->rq_offline | 0,1273389266380275712,3746302679399247872,7992910395761221632 |
| PARAM_VALUE | 0 | ctx->task->sched_class->rq_online | 0,1603218695044562944,3838970304731508736,6105480162315575296 |
| PARAM_VALUE | 0 | ctx->task->sched_class->select_task_rq | 0,84,819017430815793152,1774144038744014848,2097362150474280960,8429637501012336640,8680431057181843456 |
| PARAM_VALUE | 0 | ctx->task->sched_class->set_cpus_allowed | 0,1927640468783054848,5094656021401329664,7127180339355369472 |
| PARAM_VALUE | 0 | ctx->task->sched_class->set_next_task | 0,6,2315212163512696832,4028699749262393344,4361835877848195072,6461874264613330944,8232387521787854848 |
| PARAM_VALUE | 0 | ctx->task->sched_class->switched_from | 0,6932178706407411712,8530452231382753280,8897597262779232256 |
| PARAM_VALUE | 0 | ctx->task->sched_class->switched_to | 0,5165838827171962880,5857971317054578688,7142770315824652288 |
| PARAM_VALUE | 0 | ctx->task->sched_class->switching_from | 0,2762873923526262784 |
| PARAM_VALUE | 0 | ctx->task->sched_class->switching_to | 0,1207858565835722752,6355784522873475072 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_change_group | 0,7251702690162270208 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_dead | 0,6742757381008068608 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_fork | 0,1181151505743122432,6092562452304658432 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_is_throttled | 0,626302238049026048,4879098428662644736,6508522699847725056 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_tick | 0,6,1093040616512942080,4602209053340655616,5021036204559331328,6268546278195412992,7031988722367209472 |
| PARAM_VALUE | 0 | ctx->task->sched_class->task_woken | 0,4090974917235912704,4284209241675612160 |
| PARAM_VALUE | 0 | ctx->task->sched_class->update_curr | 0,2,2420086066110373888,2446272091500916736,2561397482238263296,2943871782664327168,8139140255186919424 |
| BUF_SIZE | 0 | ctx | (-1)-0,432 |
| BUF_SIZE | 0 | ctx | (-1)-0,432 |
| CAPPED_DATA | 0 | ctx | 1 |
| CAPPED_DATA | 0 | &ctx->mutex | 1 |
| DATA_SOURCE | 0 | ctx | r find_get_context |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 0 | ctx | unit_byte |
| LOCK2 | _T->lock |
kernel/events/core.c perf_event_exec() -> perf_unpin_context()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | ctx | 4096-ptr_max |
| PARAM_VALUE | 0 | ctx->lock.dep_map->name | 0-255 |
| CAPPED_DATA | 0 | ctx | 1 |
| DATA_SOURCE | 0 | ctx | r perf_pin_task_context |
| BIT_INFO | 0 | ctx | 0x0,0x0 |
| NOCHECK_CALL | |||
| LOCK2 | &tsk->signal->exec_update_lock |
kernel/events/core.c perf_event_init_context() -> perf_unpin_context()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | ctx | 4096-ptr_max |
| PARAM_VALUE | 0 | ctx->mutex.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter | 0,4096-ptr_max |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->list.prev->next | 5159360019465732096 |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->blocked_lock.dep_map->name | 0-255 |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->blocked_lock.owner | (-1) |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->blocked_lock.owner_cpu | 4294967295 |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->blocked_lock.raw_lock.val.counter | s32min-s32max |
| PARAM_VALUE | 0 | ctx->mutex.first_waiter->task->usage.refs.counter | s32min-s32max |
| PARAM_VALUE | 0 | ctx->mutex.osq.tail.counter | 0-s32max |
| PARAM_VALUE | 0 | ctx->mutex.wait_lock.dep_map->name | 0-255 |
| CAPPED_DATA | 0 | &ctx->mutex | 1 |
| DATA_SOURCE | 0 | ctx | r perf_pin_task_context |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL |