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Subject: Re: [virtio] [OASIS Issue Tracker] Created: (VIRTIO-35) race condition with multi-dword config accesses
On Thu, 2013-10-10 at 12:26 +0100, Michael S. Tsirkin wrote: > I think a transitional device should report version 1. > In legacy drivers version is checked before features are probed > so as far as I can see there's no way for device to detect a legacy driver and > switch that to 1 dynamically. > > I'm not saying spec should force anyone to implement > transitional devices, but I don't see why it should > make this completely impossible. > > So I think that a device compliant with the spec can report versions 1 or 2. I'll repeat myself. The version register defines the registers layout. Different register layout, different version number. And let me put this thing clear - you will not convince my otherwise. You can vote me wrong. Paweł
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