函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\sched\core.c Create Date:2022-07-27 10:36:14
Last Modify:2022-05-22 13:40:38 Copyright©Brick
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函数名称：ttwu_stat

函数原型：static void ttwu_stat(struct task_struct *p, int cpu, int wake_flags)

返回类型：void

参数：

类型参数名称
struct task_struct *p
intcpu
intwake_flags
2181  如果非schedstat_enabled()则返回
2184  rq等于this_rq()
2208  __schedstat_inc(ttwu_count)
2209  __schedstat_inc(nr_wakeups)
2211  如果wake_flags按位与Waker goes to sleep after wakeup 则__schedstat_inc(nr_wakeups_sync)
调用者
名称描述
try_to_wake_upry_to_wake_up - wake up a thread*@p: the thread to be awakened*@state: the mask of task states that can be woken*@wake_flags: wake modifier flags (WF_*)* If (@state & @p->state) @p->state = TASK_RUNNING.