函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:kernel\irq\chip.c Create Date:2022-07-27 11:11:40
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:handle_fasteoi_nmi - irq handler for NMI interrupt lines*@desc: the interrupt description structure for this irq* A simple NMI-safe handler, considering the restrictions* from request_nmi.* Only a single callback will be issued to the chip: an ->eoi()

函数原型:void handle_fasteoi_nmi(struct irq_desc *desc)

返回类型:void

参数:

类型参数名称
struct irq_desc *desc
752  chip等于irq_desc_get_chip(desc)
753  action等于中断服务例程链表
754  irq等于irq_desc_get_irq(desc)
757  __kstat_incr_irqs_this_cpu(desc)
759  q_handler_entry - called immediately before the irq action handler*@irq: irq number*@action: pointer to struct irqaction* The struct irqaction pointed to by @action contains various* information about the handler, including the device name,
763  res等于中断处理函数(irq, 设备标识)
764  q_handler_exit - called immediately after the irq action handler returns*@irq: irq number*@action: pointer to struct irqaction*@ret: return value* If the @ret value is set to IRQ_HANDLED, then we know that the corresponding
766  如果中断结束中断结束( & irq_data)