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Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthro
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support |
Date: |
Wed, 2 Jul 2014 09:11:07 +0300 |
On Tue, Jul 01, 2014 at 03:29:03PM -0400, Ross Philipson wrote:
> On 07/01/2014 02:06 PM, Michael S. Tsirkin wrote:
> >On Tue, Jul 01, 2014 at 01:39:04PM -0400, Ross Philipson wrote:
>
> [snip]
>
> >
> >What class does your ISA bridge device have?
>
> #define PCI_CLASS_BRIDGE_ISA 0x0601
Okay I guessed so. But IIRC Tiejun's suggesting giving it a different
class. So we don't know what the effect will be on various guests
without testing.
> >
> >>>
> >>>>Also I don't like the idea of tying Tiejun's patch series, that covers a
> >>>>very narrow use case, to something as important and general purpose as
> >>>>upgrading chipset.
> >>>
> >>>If it's true that implementing igd passthrough on top of q35 is much
> >>>cleaner architecturally, then I don't see why we should merge a stop-gap
> >>>solution that we'll need to then support indefinitely.
> >>>
> >>>We are talking about upstreaming functionality that xen already has, right?
> >>>So there's no time to market concern, whoever wants a solution today
> >>>has it. Why not do it in the cleanest possible way?
> >>>
> >>
> >>
> >>--
> >>Ross Philipson
> >
> >-----
> >No virus found in this message.
> >Checked by AVG - www.avg.com
> >Version: 2014.0.4592 / Virus Database: 3986/7769 - Release Date: 06/30/14
> >
>
>
> --
> Ross Philipson
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Michael S. Tsirkin, 2014/07/01
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Stefano Stabellini, 2014/07/01
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Michael S. Tsirkin, 2014/07/01
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Ross Philipson, 2014/07/01
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Michael S. Tsirkin, 2014/07/01
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Ross Philipson, 2014/07/01
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support,
Michael S. Tsirkin <=
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Chen, Tiejun, 2014/07/02
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Paolo Bonzini, 2014/07/02
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Konrad Rzeszutek Wilk, 2014/07/02
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Michael S. Tsirkin, 2014/07/02
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Konrad Rzeszutek Wilk, 2014/07/02
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Michael S. Tsirkin, 2014/07/02
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Stefano Stabellini, 2014/07/02
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Chen, Tiejun, 2014/07/02
- Re: [Qemu-devel] [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Konrad Rzeszutek Wilk, 2014/07/03
- [Qemu-devel] ResettRe: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support, Paolo Bonzini, 2014/07/02