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    SubjectRe: What does irq_canonicalize mean?
    On Mon, 23 Jul 2007 21:12:22 +0800
    "jidong xiao" <jidong.xiao@gmail.com> wrote:

    > I found this function, inside include/asm-i386/irq.h or
    > include/asm-x86_64/irq.h,

    ISA bus interrupt 2 is remapped to 9 on 16bit PC ISA bus platforms. Thus
    the user idea of "IRQ 2" is different to the hardware one
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