Re: [virtio-dev] [PATCH] virtio_pci: support enabling VFs

[Stefan Hajnoczi]

On Wed, May 30, 2018 at 04:55:21PM +0800, Tiwei Bie wrote:
> There is a new feature bit allocated in virtio spec to
> support SR-IOV (Single Root I/O Virtualization):
> 
> https://github.com/oasis-tcs/virtio-spec/issues/11
> 
> This patch enables the support for this feature bit in
> virtio driver.
> 
> Signed-off-by: Tiwei Bie <tiwei.bie@xxxxxxxxx>
> ---
> This patch depends on below proposal:
> https://lists.oasis-open.org/archives/virtio-dev/201805/msg00154.html
> 
> This patch depends on below patch:
> https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git/commit/?h=pci/virtualization&id=8effc395c2097e258fcedfc02ed4a66d45fb4238
> 
>  drivers/virtio/virtio_pci_common.c | 20 ++++++++++++++++++++
>  drivers/virtio/virtio_pci_modern.c | 14 ++++++++++++++
>  include/uapi/linux/virtio_config.h |  7 ++++++-
>  3 files changed, 40 insertions(+), 1 deletion(-)

Looks good and matches the virtio spec change, but I'm not familiar with
PCI SR-IOV details, so not a full Reviewed-by.

Acked-by: Stefan Hajnoczi <stefanha@xxxxxxxxxx>

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