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From: Gerd Hoffmann <kraxel@redhat.com>
Date: Fri, 14 Mar 2014 12:18:38 +0100
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Subject: Re: [Qemu-devel] [PATCH 3/4] virtio-gpu: v0.3 of the virtio based
	GPU code.
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To: Paolo Bonzini <pbonzini@redhat.com>
Cc: airlied@redhat.com, qemu-devel@nongnu.org, Anthony Liguori <aliguori@amazon.com>, "Michael S. Tsirkin" <mst@redhat.com>

  Hi,

> Perhaps a configuration field is better, like this:
> 
>      u32 events_read;
>      u32 events_clear;
> 
> A new event sets a bit in events_read and generates a configuration 
> change interrupt.  The guest should never write to events_read.

Makes sense to me.  I think I'll go write up things as diff against
virtio-wip, then post it for review.

cheers,
  Gerd