linux-kernel - Re: [Qemu-devel] Re: [PATCH] Implement a virtio GPU transport

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Message-ID: <4CCEE1BA.5030404@collabora.co.uk>
Date:	Mon, 01 Nov 2010 15:50:18 +0000
From:	Ian Molton <ian.molton@...labora.co.uk>
To:	Avi Kivity <avi@...hat.com>
CC:	virtualization@...ts.osdl.org, linux-kernel@...r.kernel.org,
	QEMU Developers <qemu-devel@...gnu.org>
Subject: Re: [Qemu-devel] Re: [PATCH] Implement a virtio GPU transport

On 01/11/10 10:42, Avi Kivity wrote:
>> No, not really. the guest may call for the scene to be rendered at
>> any time and we have to wait for that to happen before we can
>> return the data to it.
>
> Waiting for a response is fine, but can't the guest issue a second
> batch while waiting for the first?

No. Userspace doesnt do or expect that.

Multiple applications work fine, however.

-Ian
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