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 10:36:11
Last Modify:2022-05-22 13:40:38 Copyright©Brick
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函数名称：删除进程

函数原型：void deactivate_task(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
1331  归属队列等于如果flags按位与{de,en}queue flags:* DEQUEUE_SLEEP - task is no longer runnable* ENQUEUE_WAKEUP - task just became runnable* SAVE/RESTORE - an otherwise spurious dequeue/enqueue, done to ensure tasks* are in a known state which allows modification. Such pairs则0否则TASK_ON_RQ_MIGRATING
1333  如果task_contributes_to_load(p)则* This is part of a global counter where only the total sum * over all CPUs matters. A task can increase this counter on * one CPU and if it got migrated afterwards it may decrease * it on another CPU. Always updated under the runqueue lock:自加
1336  dequeue_task(rq, p, flags)
调用者
名称描述
__schedule调度器