Re: [PATCH] x86: fix probe_nr_irqs for xen

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From: Jeremy Fitzhardinge
Date: Thursday, August 21, 2008 - 4:52 pm

Yinghai Lu wrote:

Well, perhaps.  But we can use vectors rather than IRQs for Xen event
channel mappings, which will save us from having to allocate lots of
per-cpu irqs.

Also, implementing probe_nr_irqs() in a more generic (rather than
io_apic-specific) way.  Using some interface that queries each irq chip
for how many irqs it supports, or something.

    J
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Messages in current thread:
[PATCH] x86: fix probe_nr_irqs for xen, Yinghai Lu, (Thu Aug 21, 1:10 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Jeremy Fitzhardinge, (Thu Aug 21, 4:33 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Yinghai Lu, (Thu Aug 21, 4:49 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Jeremy Fitzhardinge, (Thu Aug 21, 4:52 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Yinghai Lu, (Thu Aug 21, 4:56 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Jeremy Fitzhardinge, (Thu Aug 21, 5:02 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Yinghai Lu, (Thu Aug 21, 5:27 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Ingo Molnar, (Thu Aug 21, 9:26 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Ingo Molnar, (Thu Aug 21, 9:28 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Yinghai Lu, (Thu Aug 21, 10:06 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Ingo Molnar, (Thu Aug 21, 10:16 pm)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Alex Nixon, (Fri Aug 22, 2:07 am)
Re: [PATCH] x86: fix probe_nr_irqs for xen, Cyrill Gorcunov, (Fri Aug 22, 6:44 am)