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Re: [Qemu-devel] [PATCH] virtio-pci: Add subsystem-vendor-id property
From: |
Benjamin Warren |
Subject: |
Re: [Qemu-devel] [PATCH] virtio-pci: Add subsystem-vendor-id property |
Date: |
Mon, 7 May 2018 15:41:17 -0700 |
Hi Michael,
It looks like this was never applied. Can it be, please?
On Wed, Dec 20, 2017 at 9:24 AM, Michael S. Tsirkin <address@hidden> wrote:
> On Wed, Dec 13, 2017 at 10:07:12AM +0000, Stefan Hajnoczi wrote:
> > On Wed, Dec 13, 2017 at 12:26:44AM -0800, Ben Warren via Qemu-devel
> wrote:
> > > From: Ben Warren <address@hidden>
> > >
> > > Now that virtio-win guest drivers provided by non-Redhat vendors need
> to
> > > use a different Subsystem Vendor ID value, a way is needed to set this
> > > parameter on the host. This works with all of the PCI-based devices,
> > > such as NetKVM, viostor, vioscsi, vioserial and balloon.
> > >
> > > Signed-off-by: Ben Warren <address@hidden>
> > > ---
> > > hw/virtio/virtio-pci.c | 5 +++++
> > > hw/virtio/virtio-pci.h | 1 +
> > > 2 files changed, 6 insertions(+)
> >
> > Is it possible to put this property in hw/pci/pci.c:pci_props[] so that
> > users can override the Subsystem Vendor ID for any PCI adapter, not just
> > virtio-pci?
>
> The difficulty is that some devices override the ID you would set,
> and there's no way for management to find out.
> So I think virtio is preferable for now.
>
thanks,
Ben
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