函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\cgroup\cpuset.c Create Date:2022-07-27 12:19:07
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：pdate_tasks_flags - update the spread flags of tasks in the cpuset

函数原型：static void update_tasks_flags(struct cpuset *cs)

返回类型：void

参数：

类型参数名称
struct cpuset *cs
1855  ss_task_iter_start - initiate task iteration*@css: the css to walk tasks of*@flags: CSS_TASK_ITER_* flags*@it: the task iterator to use* Initiate iteration through the tasks of @css
1856  当task等于ss_task_iter_next - return the next task for the iterator*@it: the task iterator being iterated* The "next" function for task iteration. @it should have been* initialized via css_task_iter_start(). Returns NULL when the iteration* reaches the end.循环
1857  pdate task's spread flag if cpuset's page/slab spread flag is set* Call with callback_lock or cpuset_mutex held.
1858  ss_task_iter_end - finish task iteration*@it: the task iterator to finish* Finish task iteration started by css_task_iter_start().
调用者
名称描述
update_flagpdate_flag - read a 0 or a 1 in a file and update associated flag* Call with cpuset_mutex held.