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 11:09:18
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：synchronize_hardirq - wait for pending hard IRQ handlers (on other CPUs)*@irq: interrupt number to wait for* This function waits for any pending hard IRQ handlers for this* interrupt to complete before returning

函数原型：bool synchronize_hardirq(unsigned int irq)

返回类型：bool

参数：

类型参数名称
unsigned intirq
100  desc等于中断转换为描述
102  如果desc则
103  __synchronize_hardirq(desc, false)
104  返回:非atomic_read( & threads_active)
107  返回:true
调用者
名称描述
disable_hardirqdisable_hardirq - disables an irq and waits for hardirq completion*@irq: Interrupt to disable* Disable the selected interrupt line. Enables and Disables are* nested.* This function waits for any pending hard IRQ handlers for this