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Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13]
From: |
Jamie Lokier |
Subject: |
Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities] |
Date: |
Wed, 17 Jun 2009 12:51:02 +0100 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
Avi Kivity wrote:
> On 06/16/2009 09:32 PM, Jamie Lokier wrote:
> >Avi Kivity wrote:
> >
> >>Another issue is enumeration. Guests will present their devices in the
> >>order they find them on the pci bus (of course enumeration is guest
> >>specific). So if I have 2 virtio controllers the only way I can
> >>distinguish between them is using their pci slots.
> >
> >virtio controllers really should have a user-suppliable string or UUID
> >to identify them to the guest. Don't they?
>
> virtio controllers don't exist. When they do, they may have a UUID or
> not, but in either case guest infrastructure is in place for reporting
> the PCI slot, not the UUID.
>
> virtio disks do have a UUID. I don't think older versions of Windows
> will use it though, so if you reorder your slots you'll see your drive
> letters change. Same with Linux if you don't use udev by-uuid rules.
I guess I meant virtio disks, so that's ok.
-- Jamie
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], (continued)
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Anthony Liguori, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Dor Laor, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Anthony Liguori, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Michael S. Tsirkin, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Anthony Liguori, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Daniel P. Berrange, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Dor Laor, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Avi Kivity, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Jamie Lokier, 2009/06/16
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Avi Kivity, 2009/06/17
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities],
Jamie Lokier <=
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Mark McLoughlin, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Avi Kivity, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Avi Kivity, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Anthony Liguori, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Mark McLoughlin, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Avi Kivity, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Anthony Liguori, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Avi Kivity, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Anthony Liguori, 2009/06/15
- Re: Configuration vs. compat hints [was Re: [Qemu-devel] [PATCHv3 03/13] qemu: add routines to manage PCI capabilities], Blue Swirl, 2009/06/15