函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\irq\manage.c Create Date:2022-07-27 11:09:34
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:irq_wake_secondary

函数原型:static void irq_wake_secondary(struct irq_desc *desc, struct irqaction *action)

返回类型:void

参数:

类型参数名称
struct irq_desc *desc
struct irqaction *action
1047  secondary等于secondary
1049  如果WARN_ON_ONCE(!secondary)则返回
1052  关闭本地中断,获取所要保护的运行队列(runqueue)的自旋锁(spinlock),为查找可运行进程做准备。( & 自旋锁)
1053  __irq_wake_thread(desc, secondary)
1054  raw_spin_unlock_irq( & 自旋锁)
调用者
名称描述
irq_threadInterrupt handler thread