函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\smpboot.c Create Date:2022-07-27 10:34:30
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：smpboot_destroy_threads

函数原型：static void smpboot_destroy_threads(struct smp_hotplug_thread *ht)

返回类型：void

参数：

类型参数名称
struct smp_hotplug_thread *ht
271  遍历可用CPU(cpu)
272  tsk等于per_cpu_ptr(store, cpu)
274  如果tsk则
275  结束线程的运行
276  put_task_struct(tsk)
277  * per_cpu_ptr(store, cpu) = NULL
调用者
名称描述
smpboot_register_percpu_threadsmpboot_register_percpu_thread - Register a per_cpu thread related* to hotplug*@plug_thread: Hotplug thread descriptor* Creates and starts the threads on all online cpus.
smpboot_unregister_percpu_threadsmpboot_unregister_percpu_thread - Unregister a per_cpu thread related to hotplug*@plug_thread: Hotplug thread descriptor* Stops all threads on all possible cpus.