Messages in this thread | | | Date | Thu, 21 Aug 2008 22:06:48 -0700 | From | "Yinghai Lu" <> | Subject | Re: [PATCH] x86: fix probe_nr_irqs for xen |
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On Thu, Aug 21, 2008 at 9:26 PM, Ingo Molnar <mingo@elte.hu> wrote: > > * Jeremy Fitzhardinge <jeremy@goop.org> wrote: > >> > hope we can kill nr_irqs/NR_IRQS >> >> When irqs are truely dynamically allocated? > > they in essence already are truly dynamic in tip/master. Not yet > unconditionally so on x86, we chose to also have a !SPARSEIRQ build > model to make sure dense IRQ arrays still work fine as well. (that's far > easier to test and validate than to keep a farm of cross compilers to > other arches alive.) > > But by all means SPARSEIRQ is the primary and only model on x86. > > We could even plug in the dynamic vector allocator from Alan Mayer now, > both on 32-bit and on 64-bit x86: Yinghai, any complications expected > there? I guess we need to unify the local APIC code first.
apic_32.c and apic_64.c irqinit_32.c and irqinit_64.c irq_32.c and irq_64.c
Cyrill, is still working on merging apic_32.c apic_64.c.?
YH
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