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Re: [Xen-devel] [PATCH] pci-ioapic-0502.patch

To: "Puthiyaparambil, Aravindh" <aravindh.puthiyaparambil@xxxxxxxxxx>
From: Keir Fraser <Keir.Fraser@xxxxxxxxxxxx>
Date: Wed, 4 May 2005 20:00:12 +0100
Cc: Arun Sharma <arun.sharma@xxxxxxxxx>, xen-devel@xxxxxxxxxxxxxxxxxxx, "Vessey, Bruce A" <Bruce.Vessey@xxxxxxxxxx>, "Subrahmanian, Raj" <raj.subrahmanian@xxxxxxxxxx>
Delivery-date: Wed, 04 May 2005 19:02:15 +0000
List-id: Xen developer discussion <xen-devel.lists.xensource.com>


On 4 May 2005, at 19:33, Puthiyaparambil, Aravindh wrote:

I noticed that the I/O APICs are still being initialized by Xen. Areyou
planning on moving this also to Dom0?

I/O APIC initialisation is now split between Xen and domain0. Whateverdivision of labour we end up with, I/O APIC support cannot completelybe removed from Xen as the I/O APIC is accessed during interrupthandling (a time-critical operation).


 -- Keir


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References:
- RE: [Xen-devel] [PATCH] pci-ioapic-0502.patch
  - From: Puthiyaparambil, Aravindh

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