From: Yinghai Lu <yinghai@kernel.org>
Subject: Re: [PATCH 30 of 38] xen: implement io_apic_ops
Date: Thu, 20 Nov 2008 11:40:17 -0800
Message-ID: <4925BD21.9020701@kernel.org>
References: <patchbomb.1226603398@abulafia.goop.org> <d103c0da2fa147ac31af.1226603428@abulafia.goop.org> <20081120093506.GB6885@elte.hu> <492597B9.8070506@goop.org> <20081120192218.GF3955@elte.hu> <4925BA86.7000409@kernel.org> <4925BCDA.3030604@goop.org>
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To: Jeremy Fitzhardinge <jeremy@goop.org>
Cc: Ingo Molnar <mingo@elte.hu>, linux-kernel@vger.kernel.org, Xen-devel <xen-devel@lists.xensource.com>, the arch/x86 maintainers <x86@kernel.org>, Ian Campbell <ian.campbell@citrix.com>, Thomas Gleixner <tglx@linutronix.de>, "H. Peter Anvin" <hpa@zytor.com>, "Eric W. Biederman" <ebiederm@xmission.com>
List-Id: xen-devel@lists.xenproject.org

Jeremy Fitzhardinge wrote:
> 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

yes

YH