函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\sched\deadline.c Create Date:2022-07-27 10:40:55
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：check_preempt_curr_dl

函数原型：static void check_preempt_curr_dl(struct rq *rq, struct task_struct *p, int flags)

返回类型：void

参数：

类型参数名称
struct rq *rq
struct task_struct *p
intflags
1719  如果Tells if entity @a should preempt entity @b.则
1720  标记当前进程需要被调度出去
1721  返回
调用者
名称描述
dl_task_timerThis is the bandwidth enforcement timer callback
switched_to_dlWhen switching to -deadline, we may overload the rq, then* we try to push someone off, if possible.