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Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

kernel/events/core.c __perf_install_in_context() -> perf_cgroup_from_task()

Type Parameter Key Value
PARAM_VALUE 1 ctx 4096-ptr_max
PARAM_VALUE 1 ctx->task 0,4096-ptr_max
CAPPED_DATA 1 ctx 1
CAPPED_DATA 1 ctx->task 1
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS 1 ctx unit_byte
LOCK2 &cpuctx->ctx.lock
HALF_LOCKED2 &task_ctx->lock
HALF_LOCKED2 flags
HALF_LOCKED2 1 &ctx->lock
TYPE_LOCK (struct perf_event_context)->lock

kernel/events/core.c perf_cgroup_event_enable() -> perf_cgroup_from_task()

Type Parameter Key Value
PARAM_VALUE 1 ctx 4096-ptr_max
PARAM_VALUE 1 ctx->task->sched_class->balance 0,4895810773273071616,6490409225490120704,7260575883162300416,8638459336928428032
PARAM_VALUE 1 ctx->task->sched_class->dequeue_task 0,144070366336110592,1947835499009560576,6189267449403002880,6455432424639717376,6899636822736904192
PARAM_VALUE 1 ctx->task->sched_class->enqueue_task 0,126196709549080576,1834828045319467008,6555940243012698112,7779016139136778240
PARAM_VALUE 1 ctx->task->sched_class->find_lock_rq 0,1273389266380275712,1330506845949976576,2186316422496772096,3746302679399247872,7992910395761221632
PARAM_VALUE 1 ctx->task->sched_class->get_prio 0,5165838827171962880,5589494719909007360,5857971317054578688,7142770315824652288
PARAM_VALUE 1 ctx->task->sched_class->get_rr_interval 0,160577115725877248,5264859755264851968,8566262156424376320
PARAM_VALUE 1 ctx->task->sched_class->migrate_task_rq 0,819017430815793152,1111187247153754112,1774144038744014848,2097362150474280960,4715741308934107136,8429637501012336640,8680431057181843456
PARAM_VALUE 1 ctx->task->sched_class->pick_task 0,431140902756892672,1158575681758597120,5720692379550740480,7102393387566546944,7546922302727954432,7601726578106748928
PARAM_VALUE 1 ctx->task->sched_class->prio_changed 0,1146300274019463168,2737281516638617600,4228469244769832960,5589494719909007360,6494577740674654208,7383617159121645568
PARAM_VALUE 1 ctx->task->sched_class->put_prev_task 0,879997059321819136,2104802920512651264,2702168970777976832,3309484659987406848,4521943768044347392,6061791611826737152
PARAM_VALUE 1 ctx->task->sched_class->reweight_task 0,1146300274019463168,2737281516638617600,4228469244769832960,5264859755264851968,6494577740674654208,7383617159121645568
PARAM_VALUE 1 ctx->task->sched_class->rq_offline 0,1273389266380275712,1603218695044562944,3746302679399247872,3838970304731508736,6105480162315575296,7992910395761221632
PARAM_VALUE 1 ctx->task->sched_class->rq_online 0,1603218695044562944,1927640468783054848,3838970304731508736,5094656021401329664,6105480162315575296,7127180339355369472
PARAM_VALUE 1 ctx->task->sched_class->select_task_rq 0,819017430815793152,1774144038744014848,2097362150474280960,2315212163512696832,4028699749262393344,4361835877848195072,6461874264613330944,8232387521787854848,8429637501012336640,8680431057181843456
PARAM_VALUE 1 ctx->task->sched_class->set_cpus_allowed 0,1927640468783054848,4090974917235912704,4284209241675612160,5094656021401329664,7127180339355369472
PARAM_VALUE 1 ctx->task->sched_class->set_next_task 0,879997059321819136,2104802920512651264,2315212163512696832,3309484659987406848,4028699749262393344,4361835877848195072,4521943768044347392,6061791611826737152,6461874264613330944,8232387521787854848
PARAM_VALUE 1 ctx->task->sched_class->switched_from 0,2762873923526262784,6932178706407411712,8530452231382753280,8897597262779232256
PARAM_VALUE 1 ctx->task->sched_class->switched_to 0,1207858565835722752,5165838827171962880,5857971317054578688,6355784522873475072,7142770315824652288
PARAM_VALUE 1 ctx->task->sched_class->switching_from 0,2762873923526262784,6742757381008068608
PARAM_VALUE 1 ctx->task->sched_class->switching_to 0,1207858565835722752,6355784522873475072,6932178706407411712,8530452231382753280,8897597262779232256
PARAM_VALUE 1 ctx->task->sched_class->task_change_group 0,2420086066110373888,2446272091500916736,2561397482238263296,2943871782664327168,7251702690162270208,8139140255186919424
PARAM_VALUE 1 ctx->task->sched_class->task_dead 0,1181151505743122432,6092562452304658432,6742757381008068608
PARAM_VALUE 1 ctx->task->sched_class->task_fork 0,1093040616512942080,1181151505743122432,4602209053340655616,5021036204559331328,6092562452304658432,6268546278195412992,7031988722367209472
PARAM_VALUE 1 ctx->task->sched_class->task_is_throttled 0,626302238049026048,4879098428662644736,6508522699847725056,7251702690162270208
PARAM_VALUE 1 ctx->task->sched_class->task_tick 0,1093040616512942080,1330506845949976576,2186316422496772096,4602209053340655616,5021036204559331328,6268546278195412992,7031988722367209472
PARAM_VALUE 1 ctx->task->sched_class->task_woken 0,1111187247153754112,4090974917235912704,4284209241675612160,4715741308934107136
PARAM_VALUE 1 ctx->task->sched_class->uclamp_enabled 0-1
PARAM_VALUE 1 ctx->task->sched_class->update_curr 0,160577115725877248,2420086066110373888,2446272091500916736,2561397482238263296,2943871782664327168,8139140255186919424,8566262156424376320
PARAM_VALUE 1 ctx->task->sched_class->wakeup_preempt 0,1077039320164851712,1147033115188453376,2990157993661198336,6476960569952718848,6679893776262037504
PARAM_VALUE 1 ctx->task->sched_class->yield_task 0,2190573298372911104,3192817945493614592,3256919456170586112,7456815790656131072
PARAM_VALUE 1 ctx->task->sched_class->yield_to_task 0,3940359203731251200
PARAM_VALUE 1 ctx->task->signal->exec_update_lock.first_waiter->type 0-1
BUF_SIZE 1 ctx (-1)-0,432
BUF_SIZE 1 ctx (-1)-0,432
CAPPED_DATA 1 ctx 1
CAPPED_DATA 1 ctx->task 1
DATA_SOURCE 1 ctx $1
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 1 ctx unit_byte
HALF_LOCKED2 &cpuctx->ctx.lock
HALF_LOCKED2 irq
HALF_LOCKED2 1 &ctx->lock
HALF_LOCKED2 1 &ctx->mutex
TYPE_LOCK (struct perf_event_context)->lock

kernel/events/core.c perf_cgroup_switch() -> perf_cgroup_from_task()

Type Parameter Key Value
PARAM_VALUE 0 task->sched_class->balance 0,4895810773273071616,6490409225490120704,7260575883162300416,8638459336928428032
PARAM_VALUE 0 task->sched_class->dequeue_task 0,144070366336110592,1947835499009560576,6189267449403002880,6455432424639717376,6899636822736904192
PARAM_VALUE 0 task->sched_class->enqueue_task 0,126196709549080576,1834828045319467008,6555940243012698112,7779016139136778240
PARAM_VALUE 0 task->sched_class->find_lock_rq 0,1330506845949976576,2186316422496772096
PARAM_VALUE 0 task->sched_class->get_prio 0,5589494719909007360
PARAM_VALUE 0 task->sched_class->get_rr_interval 0,160577115725877248,8566262156424376320
PARAM_VALUE 0 task->sched_class->migrate_task_rq 0,1111187247153754112,4715741308934107136
PARAM_VALUE 0 task->sched_class->pick_task 0,431140902756892672,1158575681758597120,5720692379550740480,7102393387566546944,7601726578106748928
PARAM_VALUE 0 task->sched_class->prio_changed 0,1146300274019463168,2737281516638617600,4228469244769832960,6494577740674654208,7383617159121645568
PARAM_VALUE 0 task->sched_class->put_prev_task 0,879997059321819136,2104802920512651264,3309484659987406848,4521943768044347392,6061791611826737152
PARAM_VALUE 0 task->sched_class->reweight_task 0,5264859755264851968
PARAM_VALUE 0 task->sched_class->rq_offline 0,1273389266380275712,3746302679399247872,7992910395761221632
PARAM_VALUE 0 task->sched_class->rq_online 0,1603218695044562944,3838970304731508736,6105480162315575296
PARAM_VALUE 0 task->sched_class->select_task_rq 0,819017430815793152,1774144038744014848,2097362150474280960,8429637501012336640,8680431057181843456
PARAM_VALUE 0 task->sched_class->set_cpus_allowed 0,1927640468783054848,5094656021401329664,7127180339355369472
PARAM_VALUE 0 task->sched_class->set_next_task 0,2315212163512696832,4028699749262393344,4361835877848195072,6461874264613330944,8232387521787854848
PARAM_VALUE 0 task->sched_class->switched_from 0,6932178706407411712,8530452231382753280,8897597262779232256
PARAM_VALUE 0 task->sched_class->switched_to 0,5165838827171962880,5857971317054578688,7142770315824652288
PARAM_VALUE 0 task->sched_class->switching_from 0,2762873923526262784
PARAM_VALUE 0 task->sched_class->switching_to 0,1207858565835722752,6355784522873475072
PARAM_VALUE 0 task->sched_class->task_change_group 0,7251702690162270208
PARAM_VALUE 0 task->sched_class->task_dead 0,6742757381008068608
PARAM_VALUE 0 task->sched_class->task_fork 0,1181151505743122432,6092562452304658432
PARAM_VALUE 0 task->sched_class->task_is_throttled 0,626302238049026048,4879098428662644736,6508522699847725056
PARAM_VALUE 0 task->sched_class->task_tick 0,1093040616512942080,4602209053340655616,5021036204559331328,6268546278195412992,7031988722367209472
PARAM_VALUE 0 task->sched_class->task_woken 0,4090974917235912704,4284209241675612160
PARAM_VALUE 0 task->sched_class->uclamp_enabled 0-1
PARAM_VALUE 0 task->sched_class->update_curr 0,2420086066110373888,2446272091500916736,2561397482238263296,2943871782664327168,8139140255186919424
PARAM_VALUE 0 task->sched_class->wakeup_preempt 0,1077039320164851712,1147033115188453376,2990157993661198336,6476960569952718848,6679893776262037504
PARAM_VALUE 0 task->sched_class->yield_task 0,2190573298372911104,3192817945493614592,3256919456170586112,7456815790656131072
PARAM_VALUE 0 task->sched_class->yield_to_task 0,3940359203731251200
PARAM_VALUE 1 ctx 0
BUF_SIZE 0 task s32min-(-1),1-s32max
BUF_SIZE 0 task s32min-(-1),1-s32max
DATA_SOURCE 0 task $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 0 task unit_byte
HALF_LOCKED2 irq

kernel/sched/core.c perf_event_task_sched_out() -> perf_cgroup_from_task()

Type Parameter Key Value
PARAM_VALUE 0 task 4096-ptr_max
PARAM_VALUE 0 task->kcov_mode 0,1073741824-u32max
PARAM_VALUE 1 ctx 0
CAPPED_DATA 0 task 1
DATA_SOURCE 0 task $0
BIT_INFO 0 task->kcov_mode 0x40000000,0xffffffffffffffff
RX_PATH
TASK_NOT_RUNNING
UNITS 0 task unit_byte
LOCK2 irq

kernel/sched/core.c perf_event_task_sched_out() -> perf_cgroup_from_task()

Type Parameter Key Value
PARAM_VALUE 0 task 4096-ptr_max
PARAM_VALUE 0 task->sched_class->balance 0,4895810773273071616,6490409225490120704,7260575883162300416,8638459336928428032
PARAM_VALUE 0 task->sched_class->dequeue_task 0,144070366336110592,1947835499009560576,6189267449403002880,6455432424639717376,6899636822736904192
PARAM_VALUE 0 task->sched_class->enqueue_task 0,126196709549080576,1834828045319467008,6555940243012698112,7779016139136778240
PARAM_VALUE 0 task->sched_class->find_lock_rq 0,1330506845949976576,2186316422496772096
PARAM_VALUE 0 task->sched_class->get_prio 0,5589494719909007360
PARAM_VALUE 0 task->sched_class->get_rr_interval 0,160577115725877248,8566262156424376320
PARAM_VALUE 0 task->sched_class->migrate_task_rq 0,1111187247153754112,4715741308934107136
PARAM_VALUE 0 task->sched_class->pick_task 0,431140902756892672,1158575681758597120,5720692379550740480,7102393387566546944,7601726578106748928
PARAM_VALUE 0 task->sched_class->prio_changed 0,1146300274019463168,2737281516638617600,4228469244769832960,6494577740674654208,7383617159121645568
PARAM_VALUE 0 task->sched_class->put_prev_task 0,879997059321819136,2104802920512651264,3309484659987406848,4521943768044347392,6061791611826737152
PARAM_VALUE 0 task->sched_class->reweight_task 0,5264859755264851968
PARAM_VALUE 0 task->sched_class->rq_offline 0,1273389266380275712,3746302679399247872,7992910395761221632
PARAM_VALUE 0 task->sched_class->rq_online 0,1603218695044562944,3838970304731508736,6105480162315575296
PARAM_VALUE 0 task->sched_class->select_task_rq 0,819017430815793152,1774144038744014848,2097362150474280960,8429637501012336640,8680431057181843456
PARAM_VALUE 0 task->sched_class->set_cpus_allowed 0,1927640468783054848,5094656021401329664,7127180339355369472
PARAM_VALUE 0 task->sched_class->set_next_task 0,2315212163512696832,4028699749262393344,4361835877848195072,6461874264613330944,8232387521787854848
PARAM_VALUE 0 task->sched_class->switched_from 0,6932178706407411712,8530452231382753280,8897597262779232256
PARAM_VALUE 0 task->sched_class->switched_to 0,5165838827171962880,5857971317054578688,7142770315824652288
PARAM_VALUE 0 task->sched_class->switching_from 0,2762873923526262784
PARAM_VALUE 0 task->sched_class->switching_to 0,1207858565835722752,6355784522873475072
PARAM_VALUE 0 task->sched_class->task_change_group 0,7251702690162270208
PARAM_VALUE 0 task->sched_class->task_dead 0,6742757381008068608
PARAM_VALUE 0 task->sched_class->task_fork 0,1181151505743122432,6092562452304658432
PARAM_VALUE 0 task->sched_class->task_is_throttled 0,626302238049026048,4879098428662644736,6508522699847725056
PARAM_VALUE 0 task->sched_class->task_tick 0,1093040616512942080,4602209053340655616,5021036204559331328,6268546278195412992,7031988722367209472
PARAM_VALUE 0 task->sched_class->task_woken 0,4090974917235912704,4284209241675612160
PARAM_VALUE 0 task->sched_class->uclamp_enabled 0-1
PARAM_VALUE 0 task->sched_class->update_curr 0,2420086066110373888,2446272091500916736,2561397482238263296,2943871782664327168,8139140255186919424
PARAM_VALUE 0 task->sched_class->wakeup_preempt 0,1077039320164851712,1147033115188453376,2990157993661198336,6476960569952718848,6679893776262037504
PARAM_VALUE 0 task->sched_class->yield_task 0,2190573298372911104,3192817945493614592,3256919456170586112,7456815790656131072
PARAM_VALUE 0 task->sched_class->yield_to_task 0,3940359203731251200
PARAM_VALUE 0 task->sched_info.last_queued 0
PARAM_VALUE 0 task->sched_info.max_run_delay 1-u64max
PARAM_VALUE 0 task->sched_info.max_run_delay_ts.tv_nsec 0-999999999
PARAM_VALUE 0 task->sched_info.min_run_delay 1-u64max
PARAM_VALUE 1 ctx 0
CAPPED_DATA 0 task 1
DATA_SOURCE 0 task $1
RX_PATH
TASK_NOT_RUNNING
UNITS 0 task unit_byte
LOCK2 irq