Documented in 1 files:
Defined in 1 files as a prototype:
Defined in 2 files as a function:
- include/linux/stop_machine.h, line 72 (as a function)
- kernel/stop_machine.c, line 383 (as a function)
Referenced in 5 files:
- kernel/sched/core.c
- kernel/sched/deadline.c, line 3297
- kernel/sched/fair.c, line 13645
- kernel/sched/rt.c
- kernel/watchdog.c, line 820
Smatch caller information:
kernel/watchdog.c watchdog_timer_fn() -> stop_one_cpu_nowait()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu | 0 |
| PARAM_VALUE | 1 | fn | 6132361635173527552 |
| PARAM_VALUE | 2 | arg | 0 |
| BIT_INFO | 0 | cpu | 0x0,0x0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| HALF_LOCKED2 | irq |
kernel/sched/build_policy.c pull_dl_task() -> stop_one_cpu_nowait()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | fn | 7689070761501220864 |
| PARAM_VALUE | 2 | arg | 4096-ptr_max |
| PARAM_VALUE | 3 | work_buf | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 2 | arg | unit_byte |
| HALF_LOCKED2 | irq |
kernel/sched/build_policy.c pull_rt_task() -> stop_one_cpu_nowait()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | fn | 7689070761501220864 |
| PARAM_VALUE | 2 | arg | 4096-ptr_max |
| PARAM_VALUE | 3 | work_buf | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 2 | arg | unit_byte |
| HALF_LOCKED2 | irq |
kernel/sched/build_policy.c push_rt_task() -> stop_one_cpu_nowait()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | fn | 7689070761501220864 |
| PARAM_VALUE | 2 | arg | 4096-ptr_max |
| PARAM_VALUE | 3 | work_buf | 4096-ptr_max |
| CAPPED_DATA | 0 | cpu | 1 |
| RX_PATH | |||
| NOCHECK_CALL | |||
| UNITS | 2 | arg | unit_byte |
kernel/sched/fair.c sched_balance_rq() -> stop_one_cpu_nowait()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | fn | 5379787829050015744 |
| PARAM_VALUE | 2 | arg | 4096-ptr_max |
| PARAM_VALUE | 3 | work_buf | 4096-ptr_max |
| DATA_SOURCE | 2 | arg | r sched_balance_find_src_rq |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | _T->flags | ||
| LOCK2 | _T->lock | ||
| HALF_LOCKED2 | busiest | ||
| HALF_LOCKED2 | irq | ||
| HALF_LOCKED2 | rcu_read |
kernel/sched/core.c affine_move_task() -> stop_one_cpu_nowait()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | fn | 7689070761501220864 |
| PARAM_VALUE | 2 | arg | 4096-ptr_max |
| PARAM_VALUE | 3 | work_buf | 4096-ptr_max |
| BUF_SIZE | 2 | arg | (-1),1-s32max |
| DATA_SOURCE | 2 | arg | $1 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | rf.flags |
kernel/sched/core.c affine_move_task() -> stop_one_cpu_nowait()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | fn | 2081368796670291968 |
| PARAM_VALUE | 2 | arg | 4096-ptr_max |
| PARAM_VALUE | 3 | work_buf | 4096-ptr_max |
| BUF_SIZE | 2 | arg | 24 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| LOCK2 | rf.flags |
kernel/sched/core.c balance_push() -> stop_one_cpu_nowait()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | cpu | 0-s32max |
| PARAM_VALUE | 1 | fn | 8579718160914305024 |
| PARAM_VALUE | 2 | arg | 4096-ptr_max |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| NOCHECK_CALL | |||
| UNITS | 2 | arg | unit_byte |
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | rq |
kernel/sched/core.c migration_cpu_stop() -> stop_one_cpu_nowait()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | fn | 2081368796670291968 |
| PARAM_VALUE | 2 | arg | 4096-ptr_max |
| PARAM_VALUE | 3 | work_buf | 4096-ptr_max |
| BUF_SIZE | 2 | arg | 24 |
| PREEMPT_ADD | <- disables preempt | ||
| NOCHECK_CALL |