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Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version
From: |
Tim Deegan |
Subject: |
Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2. |
Date: |
Wed, 19 Jun 2013 21:15:01 +0100 |
User-agent: |
Mutt/1.4.2.1i |
At 11:21 -0700 on 19 Jun (1371640904), Matt Wilson wrote:
> On Wed, Jun 19, 2013 at 11:42:06AM +0100, Alex Bligh wrote:
> >
> > --On 19 June 2013 10:13:17 +0000 Paul Durrant
> > <address@hidden> wrote:
> >
> > >>We obviously can't say to users "Are you running Windows and are you
> > >>running PV drivers >= X.Y, if so set lever A to position B, otherwise if
> > >>you are running some other OS or an earlier version of the Windows PV
> > >>driver set it to position A".
> > >
> > >Why not? The device can be chosen on a per-VM basis.
> >
> > Not everyone knows what guest some random user will be running
> > (consider cloud platforms).
>
> I agree. If this is really the only solution, we would need to have
> both versions presented to the guest so that old drivers continue to
> work without any intervention.
I suspect that if we expose both, both sets of drivers try to run the
same PV connections, and hilarity ensues.
Tim.
- [Qemu-devel] [PATCH] Add Xen platform PCI device version 2., Paul Durrant, 2013/06/19
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Ian Campbell, 2013/06/19
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Paul Durrant, 2013/06/19
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Ian Campbell, 2013/06/19
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Paul Durrant, 2013/06/19
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Alex Bligh, 2013/06/19
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Paul Durrant, 2013/06/19
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Matt Wilson, 2013/06/19
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2.,
Tim Deegan <=
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Paul Durrant, 2013/06/20
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Alex Bligh, 2013/06/20
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Paul Durrant, 2013/06/20
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Tim Deegan, 2013/06/20
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Paul Durrant, 2013/06/20
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Ian Campbell, 2013/06/26
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Paul Durrant, 2013/06/26
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Ian Campbell, 2013/06/26
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Tim Deegan, 2013/06/26
- Re: [Qemu-devel] [Xen-devel] [PATCH] Add Xen platform PCI device version 2., Paul Durrant, 2013/06/26