函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:arch\x86\kernel\apic\io_apic.c Create Date:2022-07-27 09:28:54
Last Modify:2020-03-16 21:24:45 Copyright©Brick
首页 函数Tree
注解内核,赢得工具下载SCCTEnglish

函数名称：arch_early_ioapic_init

函数原型：int __init arch_early_ioapic_init(void)

返回类型：int

参数：无

257  如果非nr_legacy_irqs()则Not all IRQs can be routed through the IO-APIC, eg. on certain (older)* boards the timer interrupt is not really connected to any IO-APIC pin,* it's fed to the master 8259A's IR0 line only.等于0UL的反
260  for_each_ioapic(i)
261  alloc_ioapic_saved_registers(i)
263  返回:0
调用者
名称描述
arch_early_irq_init