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Defined in 2 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/sched/build_policy.c select_task_rq_rt() -> rt_task_fits_capacity()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
BUF_SIZE 0 p (-1)-s32max
BUF_SIZE 0 p (-1)-s32max
BUF_SIZE 0 p->vfork_done (-1),96
CAPPED_DATA 0 p 1
DATA_SOURCE 0 p $0
DATA_SOURCE 1 cpu $1
NOSPEC 0 p->thread.fsbase
NOSPEC 0 p->thread.gsbase
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 p->dl.pi_se->runtime 1-17592186044415[c]
USER_DATA 0 p->exit_code 0-64
USER_DATA 0 p->exit_signal 1-64[c]
USER_DATA 0 p->group_leader->thread.fsbase 0-s32max[c]
USER_DATA 0 p->group_leader->thread.gsbase 0-s32max[c]
USER_DATA 0 p->ptrace 0-u32max[c]
USER_DATA 0 p->syscall_dispatch.len 0-u64max
USER_DATA 0 p->syscall_dispatch.offset 0-s32max[c]
USER_DATA 0 p->thread.ds 0-u16max
USER_DATA 0 p->thread.es 0-u16max
USER_DATA 0 p->thread.features_locked 0-u64max[c][u]
USER_DATA 0 p->thread.fsbase 0-s32max[c]
USER_DATA 0 p->thread.fsindex 0-u16max
USER_DATA 0 p->thread.gsbase 0-s32max[c]
USER_DATA 0 p->thread.gsindex 0-u16max
USER_DATA 0 p->thread.ptrace_dr7 0-u64max
USER_DATA 0 p->thread.virtual_dr6 0-u64max
NO_OVERFLOW_SIMPLE 0 p->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 p->nsproxy->pid_ns_for_children->pid_cachep->object_size
NO_OVERFLOW_SIMPLE 0 p->nsproxy->pid_ns_for_children->pid_cachep->sheaf_capacity
LOCK2 rcu_read
LOCK2 0 &p->pi_lock
HALF_LOCKED2 irq
HALF_LOCKED2 0 &p->sighand->siglock
TYPE_LOCK (struct task_struct)->pi_lock

kernel/sched/build_policy.c select_task_rq_rt() -> rt_task_fits_capacity()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
BUF_SIZE 0 p (-1)-s32max
BUF_SIZE 0 p (-1)-s32max
BUF_SIZE 0 p->vfork_done (-1),96
CAPPED_DATA 0 p 1
DATA_SOURCE 0 p $0
DATA_SOURCE 1 cpu r find_lowest_rq
BIT_INFO 1 cpu 0x0,0x7fffffff
NOSPEC 0 p->thread.fsbase
NOSPEC 0 p->thread.gsbase
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 p->dl.pi_se->runtime 1-17592186044415[c]
USER_DATA 0 p->exit_code 0-64
USER_DATA 0 p->exit_signal 1-64[c]
USER_DATA 0 p->group_leader->thread.fsbase 0-s32max[c]
USER_DATA 0 p->group_leader->thread.gsbase 0-s32max[c]
USER_DATA 0 p->ptrace 0-u32max[c]
USER_DATA 0 p->syscall_dispatch.len 0-u64max
USER_DATA 0 p->syscall_dispatch.offset 0-s32max[c]
USER_DATA 0 p->thread.ds 0-u16max
USER_DATA 0 p->thread.es 0-u16max
USER_DATA 0 p->thread.features_locked 0-u64max[c][u]
USER_DATA 0 p->thread.fsbase 0-s32max[c]
USER_DATA 0 p->thread.fsindex 0-u16max
USER_DATA 0 p->thread.gsbase 0-s32max[c]
USER_DATA 0 p->thread.gsindex 0-u16max
USER_DATA 0 p->thread.ptrace_dr7 0-u64max
USER_DATA 0 p->thread.virtual_dr6 0-u64max
NO_OVERFLOW_SIMPLE 0 p->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 p->nsproxy->pid_ns_for_children->pid_cachep->object_size
NO_OVERFLOW_SIMPLE 0 p->nsproxy->pid_ns_for_children->pid_cachep->sheaf_capacity
LOCK2 rcu_read
LOCK2 0 &p->pi_lock
HALF_LOCKED2 irq
HALF_LOCKED2 0 &p->sighand->siglock
TYPE_LOCK (struct task_struct)->pi_lock

kernel/sched/build_utility.c cpupri_find_fitness() -> cpupri_find_fitness param 3()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
PARAM_VALUE 0 p->latency_record->count 0-4294967295
PARAM_VALUE 0 p->latency_record->max 0-s32max
PARAM_VALUE 0 p->latency_record->time 0-s32max
PARAM_VALUE 0 p->mm->mmap_lock.first_waiter->handoff_set 0-1
PARAM_VALUE 0 p->mm->mmap_lock.first_waiter->type 0-1
PARAM_VALUE 0 p->nr_cpus_allowed s32min-0,2-s32max
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->balance 0,4895810773273071616,6490409225490120704,7260575883162300416,8638459336928428032
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->dequeue_task 0,144070366336110592,1947835499009560576,6189267449403002880,6455432424639717376,6899636822736904192
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->enqueue_task 0,126196709549080576,1834828045319467008,6555940243012698112,7779016139136778240
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->find_lock_rq 0,1330506845949976576,2186316422496772096
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->get_prio 0,5589494719909007360
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->get_rr_interval 0,160577115725877248,8566262156424376320
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->migrate_task_rq 0,1111187247153754112,4715741308934107136
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->pick_task 0,431140902756892672,1158575681758597120,5720692379550740480,7102393387566546944,7601726578106748928
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->prio_changed 0,1146300274019463168,2737281516638617600,4228469244769832960,6494577740674654208,7383617159121645568
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->put_prev_task 0,879997059321819136,2104802920512651264,3309484659987406848,4521943768044347392,6061791611826737152
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->reweight_task 0,5264859755264851968
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->rq_offline 0,1273389266380275712,3746302679399247872,7992910395761221632
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->rq_online 0,1603218695044562944,3838970304731508736,6105480162315575296
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->select_task_rq 0,819017430815793152,1774144038744014848,2097362150474280960,8429637501012336640,8680431057181843456
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->set_cpus_allowed 0,1927640468783054848,5094656021401329664,7127180339355369472
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->set_next_task 0,2315212163512696832,4028699749262393344,4361835877848195072,6461874264613330944,8232387521787854848
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->switched_from 0,6932178706407411712,8530452231382753280,8897597262779232256
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->switched_to 0,5165838827171962880,5857971317054578688,7142770315824652288
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->switching_from 0,2762873923526262784
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->switching_to 0,1207858565835722752,6355784522873475072
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->task_change_group 0,7251702690162270208
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->task_dead 0,6742757381008068608
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->task_fork 0,1181151505743122432,6092562452304658432
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->task_is_throttled 0,626302238049026048,4879098428662644736,6508522699847725056
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->task_tick 0,1093040616512942080,4602209053340655616,5021036204559331328,6268546278195412992,7031988722367209472
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->task_woken 0,4090974917235912704,4284209241675612160
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->uclamp_enabled 0-1
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->update_curr 0,2420086066110373888,2446272091500916736,2561397482238263296,2943871782664327168,8139140255186919424
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->wakeup_preempt 0,1077039320164851712,1147033115188453376,2990157993661198336,6476960569952718848,6679893776262037504
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->yield_task 0,2190573298372911104,3192817945493614592,3256919456170586112,7456815790656131072
PARAM_VALUE 0 p->perf_event_ctxp->task->sched_class->yield_to_task 0,3940359203731251200
PARAM_VALUE 0 p->perf_event_ctxp->task->signal->exec_update_lock.first_waiter->type 0-1
PARAM_VALUE 0 p->sched_class->balance 0,4895810773273071616,6490409225490120704,7260575883162300416,8638459336928428032
PARAM_VALUE 0 p->sched_class->dequeue_task 0,144070366336110592,1947835499009560576,6189267449403002880,6455432424639717376,6899636822736904192
PARAM_VALUE 0 p->sched_class->enqueue_task 0,126196709549080576,1834828045319467008,6555940243012698112,7779016139136778240
PARAM_VALUE 0 p->sched_class->find_lock_rq 0,7,1273389266380275712,1330506845949976576,2186316422496772096,3746302679399247872,7992910395761221632
PARAM_VALUE 0 p->sched_class->get_prio 0,7,5165838827171962880,5589494719909007360,5857971317054578688,7142770315824652288
PARAM_VALUE 0 p->sched_class->get_rr_interval 0,160577115725877248,5264859755264851968,8566262156424376320
PARAM_VALUE 0 p->sched_class->migrate_task_rq 0,20,4096-ptr_max
PARAM_VALUE 0 p->sched_class->pick_task 0,71,4096-ptr_max
PARAM_VALUE 0 p->sched_class->prio_changed 0,6,4096-ptr_max
PARAM_VALUE 0 p->sched_class->put_prev_task 0,45,4096-ptr_max
PARAM_VALUE 0 p->sched_class->reweight_task 0,1146300274019463168,2737281516638617600,4228469244769832960,5264859755264851968,6494577740674654208,7383617159121645568
PARAM_VALUE 0 p->sched_class->rq_offline 0,6,4096-ptr_max
PARAM_VALUE 0 p->sched_class->rq_online 0,5,4096-ptr_max
PARAM_VALUE 0 p->sched_class->select_task_rq 0,43,84,4096-ptr_max
PARAM_VALUE 0 p->sched_class->set_cpus_allowed 0,7,1927640468783054848,4090974917235912704,4284209241675612160,5094656021401329664,7127180339355369472
PARAM_VALUE 0 p->sched_class->set_next_task 0,6,33,4096-ptr_max
PARAM_VALUE 0 p->sched_class->switched_from 0,8,2762873923526262784,6932178706407411712,8530452231382753280,8897597262779232256
PARAM_VALUE 0 p->sched_class->switched_to 0,6,1207858565835722752,5165838827171962880,5857971317054578688,6355784522873475072,7142770315824652288
PARAM_VALUE 0 p->sched_class->switching_from 0,2762873923526262784,6742757381008068608
PARAM_VALUE 0 p->sched_class->switching_to 0,8,1207858565835722752,6355784522873475072,6932178706407411712,8530452231382753280,8897597262779232256
PARAM_VALUE 0 p->sched_class->task_change_group 0,2420086066110373888,2446272091500916736,2561397482238263296,2943871782664327168,7251702690162270208,8139140255186919424
PARAM_VALUE 0 p->sched_class->task_dead 0,1181151505743122432,6092562452304658432,6742757381008068608
PARAM_VALUE 0 p->sched_class->task_fork 0,5,4096-ptr_max
PARAM_VALUE 0 p->sched_class->task_is_throttled 0,72,626302238049026048,4879098428662644736,6508522699847725056,7251702690162270208
PARAM_VALUE 0 p->sched_class->task_tick 0,6,4096-ptr_max
PARAM_VALUE 0 p->sched_class->task_woken 0,4,1111187247153754112,4090974917235912704,4284209241675612160,4715741308934107136
PARAM_VALUE 0 p->sched_class->uclamp_enabled 0-1
PARAM_VALUE 0 p->sched_class->update_curr 0,2,85,4096-ptr_max
PARAM_VALUE 0 p->sched_class->wakeup_preempt 0,1077039320164851712,1147033115188453376,2990157993661198336,6476960569952718848,6679893776262037504
PARAM_VALUE 0 p->sched_class->yield_task 0,2190573298372911104,3192817945493614592,3256919456170586112,7456815790656131072
PARAM_VALUE 0 p->sched_class->yield_to_task 0,3940359203731251200
PARAM_VALUE 0 p->signal->cgroup_threadgroup_rwsem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 p->signal->cgroup_threadgroup_rwsem.first_waiter->type 0-1
PARAM_VALUE 0 p->signal->group_exec_task->sched_class->uclamp_enabled 0-1
PARAM_VALUE 1 cpu 0-64
BUF_SIZE 0 p (-1),1-s32max
BUF_SIZE 0 p (-1),1-s32max
BUF_SIZE 0 p->group_leader (-1),1-s32max
BUF_SIZE 0 p->mempolicy (-1),1-s32max
BUF_SIZE 0 p->vfork_done (-1),96
CAPPED_DATA 1 cpu 1
DATA_SOURCE 0 p $1
DATA_SOURCE 1 cpu r find_next_bit
CONSTRAINT 1 cpu <3035
NOSPEC 0 p->thread.fsbase
NOSPEC 0 p->thread.gsbase
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 p->dl.pi_se->runtime 1-17592186044415[c]
USER_DATA 0 p->exit_code 0-64
USER_DATA 0 p->exit_signal 1-64[c]
USER_DATA 0 p->group_leader->thread.fsbase 0-s32max[c]
USER_DATA 0 p->group_leader->thread.gsbase 0-s32max[c]
USER_DATA 0 p->ptrace 0-u32max[c]
USER_DATA 0 p->syscall_dispatch.len 0-u64max
USER_DATA 0 p->syscall_dispatch.offset 0-s32max[c]
USER_DATA 0 p->thread.ds 0-u16max
USER_DATA 0 p->thread.es 0-u16max
USER_DATA 0 p->thread.features_locked 0-u64max[c][u]
USER_DATA 0 p->thread.fsbase 0-s32max[c]
USER_DATA 0 p->thread.fsindex 0-u16max
USER_DATA 0 p->thread.gsbase 0-s32max[c]
USER_DATA 0 p->thread.gsindex 0-u16max
USER_DATA 0 p->thread.ptrace_dr7 0-u64max
USER_DATA 0 p->thread.virtual_dr6 0-u64max
NO_OVERFLOW_SIMPLE 0 p->delays->blkio_delay
NO_OVERFLOW_SIMPLE 0 p->delays->compact_delay
NO_OVERFLOW_SIMPLE 0 p->delays->freepages_delay
NO_OVERFLOW_SIMPLE 0 p->delays->irq_delay
NO_OVERFLOW_SIMPLE 0 p->delays->swapin_delay
NO_OVERFLOW_SIMPLE 0 p->delays->thrashing_delay
NO_OVERFLOW_SIMPLE 0 p->delays->wpcopy_delay
NO_OVERFLOW_SIMPLE 0 p->dl.dl_runtime
NO_OVERFLOW_SIMPLE 0 p->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 p->mempolicy->mode
NO_OVERFLOW_SIMPLE 0 p->nsproxy->pid_ns_for_children->pid_cachep->sheaf_capacity
NO_OVERFLOW_SIMPLE 0 p->signal->stats->blkio_delay_total
NO_OVERFLOW_SIMPLE 0 p->signal->stats->compact_delay_total
NO_OVERFLOW_SIMPLE 0 p->signal->stats->cpu_delay_total
NO_OVERFLOW_SIMPLE 0 p->signal->stats->cpu_run_virtual_total
NO_OVERFLOW_SIMPLE 0 p->signal->stats->freepages_delay_total
NO_OVERFLOW_SIMPLE 0 p->signal->stats->irq_delay_total
NO_OVERFLOW_SIMPLE 0 p->signal->stats->swapin_delay_total
NO_OVERFLOW_SIMPLE 0 p->signal->stats->thrashing_delay_total
NO_OVERFLOW_SIMPLE 0 p->signal->stats->wpcopy_delay_total
UNITS 0 p unit_byte
HALF_LOCKED2 rcu_read
HALF_LOCKED2 0 &p->pi_lock
HALF_LOCKED2 0 &p->sighand->siglock