Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/pid.c __change_pid() -> task_pid_ptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | task | 4096-ptr_max |
| PARAM_VALUE | 0 | task->signal | 4096-ptr_max |
| PARAM_VALUE | 1 | type | 0-3 |
| CAPPED_DATA | 0 | task | 1 |
| DATA_SOURCE | 0 | task | $1 |
| DATA_SOURCE | 1 | type | $2 |
| HARD_MAX | 1 | type | 3 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &tasklist_lock | ||
| LOCK2 | irq | ||
| HALF_LOCKED2 | &sig->stats_lock.lock | ||
| HALF_LOCKED2 | &sighand->siglock |
kernel/pid.c __task_pid_nr_ns() -> task_pid_ptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | type | 0-3 |
| DATA_SOURCE | 0 | task | $0 |
| DATA_SOURCE | 1 | type | $1 |
| STR_LEN | 0 | task | (-1),6,10,15,21,25,32,35 |
| STR_LEN | 0 | task | (-1),6,10,15,21,25,32,35 |
| HARD_MAX | 1 | type | 3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | task->dl.pi_se->runtime | 1-17592186044415[c] |
| USER_DATA | 0 | task->exit_code | 0-64,256-65280[c] |
| USER_DATA | 0 | task->io_context->ioprio | 0-u16max |
| USER_DATA | 0 | task->signal->group_exit_code | 0,256-65280[c] |
| NO_OVERFLOW_SIMPLE | 0 | task->dl.pi_se->dl_runtime | |
| UNITS | 0 | task | unit_byte |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &cgrp->pidlist_mutex | ||
| HALF_LOCKED2 | &ctx->uring_lock | ||
| HALF_LOCKED2 | &info->lock | ||
| HALF_LOCKED2 | &m->lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &p->mutex | ||
| HALF_LOCKED2 | &s->lock | ||
| HALF_LOCKED2 | &seq->lock | ||
| HALF_LOCKED2 | &uhid->devlock | ||
| HALF_LOCKED2 | global &css_set_lock | ||
| HALF_LOCKED2 | global &rdtgroup_mutex | ||
| HALF_LOCKED2 | global &tasklist_lock | ||
| HALF_LOCKED2 | global &tomoyo_ss | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | 0 | &task->futex.exit_mutex | |
| HALF_LOCKED2 | 0 | &task->sighand->siglock | |
| HALF_LOCKED2 | 0 | &task->signal->exec_update_lock |
kernel/pid.c __task_pid_nr_ns() -> task_pid_ptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | type | 0-3 |
| DATA_SOURCE | 0 | task | $0 |
| DATA_SOURCE | 1 | type | $1 |
| STR_LEN | 0 | task | (-1),6,10,15,21,25,32,35 |
| STR_LEN | 0 | task | (-1),6,10,15,21,25,32,35 |
| HARD_MAX | 1 | type | 3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | task->dl.pi_se->runtime | 1-17592186044415[c] |
| USER_DATA | 0 | task->exit_code | 0-64,256-65280[c] |
| USER_DATA | 0 | task->io_context->ioprio | 0-u16max |
| USER_DATA | 0 | task->signal->group_exit_code | 0,256-65280[c] |
| NO_OVERFLOW_SIMPLE | 0 | task->dl.pi_se->dl_runtime | |
| UNITS | 0 | task | unit_byte |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &cgrp->pidlist_mutex | ||
| HALF_LOCKED2 | &ctx->uring_lock | ||
| HALF_LOCKED2 | &info->lock | ||
| HALF_LOCKED2 | &m->lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &p->mutex | ||
| HALF_LOCKED2 | &s->lock | ||
| HALF_LOCKED2 | &seq->lock | ||
| HALF_LOCKED2 | &uhid->devlock | ||
| HALF_LOCKED2 | global &css_set_lock | ||
| HALF_LOCKED2 | global &rdtgroup_mutex | ||
| HALF_LOCKED2 | global &tasklist_lock | ||
| HALF_LOCKED2 | global &tomoyo_ss | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | 0 | &task->futex.exit_mutex | |
| HALF_LOCKED2 | 0 | &task->sighand->siglock | |
| HALF_LOCKED2 | 0 | &task->signal->exec_update_lock |
kernel/pid.c __task_pid_nr_ns() -> task_pid_ptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | type | 0-3 |
| DATA_SOURCE | 0 | task | $0 |
| DATA_SOURCE | 1 | type | $1 |
| STR_LEN | 0 | task | (-1),6,10,15,21,25,32,35 |
| STR_LEN | 0 | task | (-1),6,10,15,21,25,32,35 |
| HARD_MAX | 1 | type | 3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | task->dl.pi_se->runtime | 1-17592186044415[c] |
| USER_DATA | 0 | task->exit_code | 0-64,256-65280[c] |
| USER_DATA | 0 | task->io_context->ioprio | 0-u16max |
| USER_DATA | 0 | task->signal->group_exit_code | 0,256-65280[c] |
| NO_OVERFLOW_SIMPLE | 0 | task->dl.pi_se->dl_runtime | |
| UNITS | 0 | task | unit_byte |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &cgrp->pidlist_mutex | ||
| HALF_LOCKED2 | &ctx->uring_lock | ||
| HALF_LOCKED2 | &info->lock | ||
| HALF_LOCKED2 | &m->lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| HALF_LOCKED2 | &p->mutex | ||
| HALF_LOCKED2 | &s->lock | ||
| HALF_LOCKED2 | &seq->lock | ||
| HALF_LOCKED2 | &uhid->devlock | ||
| HALF_LOCKED2 | global &css_set_lock | ||
| HALF_LOCKED2 | global &rdtgroup_mutex | ||
| HALF_LOCKED2 | global &tasklist_lock | ||
| HALF_LOCKED2 | global &tomoyo_ss | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | 0 | &task->futex.exit_mutex | |
| HALF_LOCKED2 | 0 | &task->sighand->siglock | |
| HALF_LOCKED2 | 0 | &task->signal->exec_update_lock |
kernel/pid.c attach_pid() -> task_pid_ptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | task | 4096-ptr_max |
| PARAM_VALUE | 0 | task->signal | 4096-ptr_max |
| PARAM_VALUE | 1 | type | 0-3 |
| CAPPED_DATA | 0 | task | 1 |
| DATA_SOURCE | 0 | task | $0 |
| DATA_SOURCE | 1 | type | $1 |
| NOSPEC | 0 | task->thread.fsbase | |
| NOSPEC | 0 | task->thread.gsbase | |
| HARD_MAX | 1 | type | 3 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 0 | task->exit_signal | 1-64[c] |
| USER_DATA | 0 | task->group_leader->thread.fsbase | 0-s32max[c] |
| USER_DATA | 0 | task->group_leader->thread.gsbase | 0-s32max[c] |
| USER_DATA | 0 | task->thread.fsbase | 0-s32max[c] |
| USER_DATA | 0 | task->thread.gsbase | 0-s32max[c] |
| LOCK2 | global &tasklist_lock | ||
| LOCK2 | irq |
kernel/pid.c get_task_pid() -> task_pid_ptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | type | 0-2 |
| DATA_SOURCE | 0 | task | $0 |
| DATA_SOURCE | 1 | type | $1 |
| HARD_MAX | 1 | type | 2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &p->mutex | ||
| HALF_LOCKED2 | &sbi->wq_mutex | ||
| HALF_LOCKED2 | &vcpu->mutex |
kernel/pid.c get_task_pid() -> task_pid_ptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | type | 0-2 |
| DATA_SOURCE | 0 | task | $0 |
| DATA_SOURCE | 1 | type | $1 |
| HARD_MAX | 1 | type | 2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &p->mutex | ||
| HALF_LOCKED2 | &sbi->wq_mutex | ||
| HALF_LOCKED2 | &vcpu->mutex |
kernel/pid.c get_task_pid() -> task_pid_ptr()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | type | 0-2 |
| DATA_SOURCE | 0 | task | $0 |
| DATA_SOURCE | 1 | type | $1 |
| HARD_MAX | 1 | type | 2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &p->mutex | ||
| HALF_LOCKED2 | &sbi->wq_mutex | ||
| HALF_LOCKED2 | &vcpu->mutex |