函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:include\linux\cpumask.h Create Date:2022-07-27 06:38:53
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：自动测试并设置CPU信息

函数原型：static inline int cpumask_test_and_set_cpu(int cpu, struct cpumask *cpumask)

返回类型：int

参数：

类型参数名称
intcpu
struct cpumask *cpumask
374  返回:st_and_set_bit - Set a bit and return its old value*@nr: Bit to set*@addr: Address to count from* This is an atomic fully-ordered operation (implied full memory barrier).
调用者
名称描述
set_cpu_online
tick_broadcast_controlk_broadcast_control - Enable/disable or force broadcast mode*@mode: The selected broadcast mode* Called when the system enters a state where affected tick devices* might stop. Note: TICK_BROADCAST_FORCE cannot be undone.