Open Menu /

Defined in 1 files as a function:

Referenced in 1 files:

Smatch caller information:

kernel/sched/core.c __migrate_task() -> is_cpu_allowed()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
PARAM_VALUE 0 p->migration_disabled 0-1
DATA_SOURCE 0 p $2
DATA_SOURCE 1 cpu $3
PREEMPT_ADD
HALF_LOCKED2 rf.flags
HALF_LOCKED2 0 &p->pi_lock

kernel/sched/core.c select_fallback_rq() -> is_cpu_allowed()

Type Parameter Key Value
PARAM_VALUE 1 cpu 0-64
BUF_SIZE 0 p (-1)-s32max
BUF_SIZE 0 p (-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
PREEMPT_ADD
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
UNITS 0 p unit_byte
HALF_LOCKED2 0 &p->pi_lock
HALF_LOCKED2 0 &p->sighand->siglock

kernel/sched/core.c select_fallback_rq() -> is_cpu_allowed()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
PARAM_VALUE 0 p->cpus_ptr 4096-ptr_max
PARAM_VALUE 1 cpu 0-64
BUF_SIZE 0 p (-1)-s32max
BUF_SIZE 0 p (-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
PREEMPT_ADD
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
UNITS 0 p unit_byte
HALF_LOCKED2 0 &p->pi_lock
HALF_LOCKED2 0 &p->sighand->siglock

kernel/sched/core.c select_task_rq() -> is_cpu_allowed()

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->mempolicy (-1),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 [m]
NOSPEC 0 p->thread.fsbase
NOSPEC 0 p->thread.gsbase
PREEMPT_ADD
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-u32max
USER_DATA 0 p->group_leader->thread.gsbase 0-u32max
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-u32max
USER_DATA 0 p->thread.fsindex 0-u16max
USER_DATA 0 p->thread.gsbase 0-u32max
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->sheaf_capacity
UNITS 0 p unit_byte
LOCK2 0 &p->pi_lock
HALF_LOCKED2 irq
HALF_LOCKED2 rf.flags
HALF_LOCKED2 0 &p->sighand->siglock
TYPE_LOCK (struct task_struct)->pi_lock

kernel/sched/core.c try_steal_cookie() -> is_cpu_allowed()

Type Parameter Key Value
PARAM_VALUE 0 p 4096-ptr_max
DATA_SOURCE 1 cpu $0
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 0 p unit_byte
LOCK2 irq
LOCK2 rcu_read
HALF_LOCKED2 flags