[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: [Xen-devel] [v5][PATCH 0/5] xen: add Intel IGD passthrough support
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 _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx http://lists.xen.org/xen-devel
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