Re: [PATCH 2/2] kvm tools: Use correct offset for virtio-net config space

[Pekka Enberg <penberg@kernel.org>]

On Thu, 2011-08-11 at 23:41 +0300, Sasha Levin wrote:
> This patch fixes the read action of virtio-net config by not
> handling reads to the start of the space as MSI related
> operations.
> 
> This fixes the MAC configuration of the device and makes uip network
> work again.
> 
> Signed-off-by: Sasha Levin <levinsasha928@gmail.com>

Which commit broke it?

> ---
>  tools/kvm/virtio/net.c |    6 ------
>  1 files changed, 0 insertions(+), 6 deletions(-)
> 
> diff --git a/tools/kvm/virtio/net.c b/tools/kvm/virtio/net.c
> index 35d4997..a74f1e7 100644
> --- a/tools/kvm/virtio/net.c
> +++ b/tools/kvm/virtio/net.c
> @@ -221,12 +221,6 @@ static bool virtio_net_pci_io_in(struct ioport *ioport, struct kvm *kvm, u16 por
>  		kvm__irq_line(kvm, pci_header.irq_line, VIRTIO_IRQ_LOW);
>  		ndev.isr = VIRTIO_IRQ_LOW;
>  		break;
> -	case VIRTIO_MSI_CONFIG_VECTOR:
> -		ioport__write16(data, ndev.config_vector);
> -		break;
> -	case VIRTIO_MSI_QUEUE_VECTOR:
> -		ioport__write16(data, ndev.vq_vector[ndev.queue_selector]);
> -		break;
>  	default:
>  		ret = virtio_net_pci_io_device_specific_in(data, offset, size, count);
>  	};