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[Xen-devel] Re: [PATCH 30 of 38] xen: implement io_apic_ops

To: Yinghai Lu <yinghai@xxxxxxxxxx>
Subject: [Xen-devel] Re: [PATCH 30 of 38] xen: implement io_apic_ops
From: Jeremy Fitzhardinge <jeremy@xxxxxxxx>
Date: Thu, 20 Nov 2008 11:39:06 -0800
Cc: Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxx>, Ian Campbell <ian.campbell@xxxxxxxxxx>, the arch/x86 maintainers <x86@xxxxxxxxxx>, linux-kernel@xxxxxxxxxxxxxxx, "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>, "H. Peter Anvin" <hpa@xxxxxxxxx>, Ingo Molnar <mingo@xxxxxxx>, Thomas Gleixner <tglx@xxxxxxxxxxxxx>
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Yinghai Lu wrote:
Ingo Molnar wrote:

it certainly looks thin enough to me although i'm really not sure we want to virtualize at the IO-APIC level. Peter, what's your opinion/preference?


relative fixed mapping, always make it simple and tracked easily.
like irq nr == gsi nr...

That was a bit terse for me to understand your point. The code already has irq==gsi. Are you proposing that it stay that way, or something else?

   J

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