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    SubjectRe: [PATCH] x86_64: (NEW) Dynamically allocate arch specific system vectors
    Ingo Molnar <> writes:

    > * Eric W. Biederman <> wrote:
    >> Alan Mayer <> writes:
    >> > Okay, here it is as an attachment. I think my email client is munging it.
    >> > I haven't been able to fix it, apparently.
    >> >
    >> > I, too, would like to know what Eric thinks.
    >> I think arch/x86 is about to fall over from accidental complexity of
    >> the irq handling. [...]
    > it was in that state for many years already ;-) Unification, cleanups of
    > other historic messes and the constant push for new hw support just made
    > it stand out more visibly. IRQ and APIC code unification is definitely
    > the final (and by far hardest) major step of x86 unification.

    Well I think we are looking at the final couple of straws...

    Yes unification (aka porting the infrastructure improvements
    to x86_32) and then sharing the code is a piece of it.

    >> [...] Looking at your problem and the problem of killing NR_IRQS I
    >> spent way to much time playing with it this weekend then I should
    >> have, but I think I have found a path that works and is fairly easily
    >> verifiable.
    > cool :-)
    >> I have a patch series that gets me 90% of the way there, and the rest
    >> appears easy but I don't have any time to mess with it right now. I
    >> will try and post it something in the next couple of days.
    > i'm very interested in it, even if it's incomplete and wont build/boot
    > at all. So please consider posting your existing incomplete series as an
    > RFC right now, maybe we can help finish it sooner than you will find the
    > time? We can put it into a new tip/x86/irq-unification branch, without
    > merging it into tip/master just yet.

    Sure. Mostly I just need to allocate a few minutes to post it, later today
    or tomorrow hopefully.


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