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Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/sched/fair.c cpu_util() -> _task_util_est()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
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->io_uring (-1),640
BUF_SIZE 0 p->mempolicy (-1),1-s32max
BUF_SIZE 0 p->vfork_done (-1),96
CAPPED_DATA 0 p 1
DATA_SOURCE 0 p $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.dl_runtime
NO_OVERFLOW_SIMPLE 0 p->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 p->nsproxy->pid_ns_for_children->pid_cachep->sheaf_capacity
LOCK2 0 &p->pi_lock
HALF_LOCKED2 irq
HALF_LOCKED2 0 &p->sighand->siglock
TYPE_LOCK (struct task_struct)->pi_lock

kernel/sched/fair.c cpu_util() -> _task_util_est()

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->group_leader (-1),1-s32max
BUF_SIZE 0 p->io_uring (-1),640
BUF_SIZE 0 p->mempolicy (-1),1-s32max
BUF_SIZE 0 p->vfork_done (-1),96
CAPPED_DATA 0 p 1
DATA_SOURCE 0 p $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->dl.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.dl_runtime
NO_OVERFLOW_SIMPLE 0 p->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 p->nsproxy->pid_ns_for_children->pid_cachep->sheaf_capacity
LOCK2 0 &p->pi_lock
HALF_LOCKED2 irq
HALF_LOCKED2 0 &p->sighand->siglock
TYPE_LOCK (struct task_struct)->pi_lock

kernel/sched/fair.c task_util_est() -> _task_util_est()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
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->io_uring (-1),640
BUF_SIZE 0 p->mempolicy (-1),1-s32max
BUF_SIZE 0 p->vfork_done (-1),96
CAPPED_DATA 0 p 1
DATA_SOURCE 0 p $0
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->dl.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.dl_runtime
NO_OVERFLOW_SIMPLE 0 p->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 p->nsproxy->pid_ns_for_children->pid_cachep->sheaf_capacity
HALF_LOCKED2 busiest
HALF_LOCKED2 irq
HALF_LOCKED2 rf.flags
HALF_LOCKED2 0 &p->pi_lock
HALF_LOCKED2 0 &p->sighand->siglock

kernel/sched/fair.c util_est_dequeue() -> _task_util_est()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
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->io_uring (-1),32,40,104,640
BUF_SIZE 0 p->mempolicy (-1),1-s32max
BUF_SIZE 0 p->migration_pending (-1),176
BUF_SIZE 0 p->numa_faults (-1),64-65600
BUF_SIZE 0 p->sched_throttle_work.next (-1),16
BUF_SIZE 0 p->vfork_done (-1),96
BUF_SIZE 0 p->worker_private (-1),464,1120
CAPPED_DATA 0 p 1
DATA_SOURCE 0 p $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->dl.runtime 1-17592186044415[c]
USER_DATA 0 p->exit_code 0-64,256-65280[c]
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->sched_reset_on_fork 0-1
USER_DATA 0 p->signal->group_exit_code 0,256-65280[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->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
HALF_LOCKED2 0 &p->pi_lock
HALF_LOCKED2 0 &p->sighand->siglock
HALF_LOCKED2 0 &p->signal->exec_update_lock

kernel/sched/fair.c util_est_enqueue() -> _task_util_est()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
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->migration_pending (-1),176
BUF_SIZE 0 p->vfork_done (-1),96
CAPPED_DATA 0 p 1
DATA_SOURCE 0 p $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.dl_runtime
NO_OVERFLOW_SIMPLE 0 p->dl.pi_se->dl_runtime
NO_OVERFLOW_SIMPLE 0 p->nsproxy->pid_ns_for_children->pid_cachep->sheaf_capacity
HALF_LOCKED2 0 &p->pi_lock
HALF_LOCKED2 0 &p->sighand->siglock