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From: Gerd Hoffmann <kraxel@redhat.com>
To: Alexander Graf <agraf@suse.de>
Cc: Ingo Molnar <mingo@elte.hu>, Pekka Enberg <penberg@kernel.org>,
	KVM list <kvm@vger.kernel.org>,
	Cyrill Gorcunov <gorcunov@gmail.com>,
	John Floren <john@jfloren.net>,
	Sasha Levin <levinsasha928@gmail.com>
Subject: Re: [PATCH] kvm tools, ui: Optimize SDL updates
Date: Mon, 06 Jun 2011 09:02:47 +0200	[thread overview]
Message-ID: <4DEC7B97.8090607@redhat.com> (raw)
In-Reply-To: <EF895B2F-0138-4386-AF44-AA5531D8EB1D@suse.de>

   Hi,

> Also, I'm fairly sure vesafb implements scrolling almost
> unconditionally. Check for "ypan" in drivers/video/vesafb.c.

ypan uses the protected mode interface provided by the vesa bios.
It is not used by default works on 32bit only.

>> If you think qxl-fb can be done gradually in that context then
>> that's probably the right solution. Is there *any* QXL code in the
>> kernel that would allow us to get started? I really know nothing
>> about QXL.
>
> I don't think there is. CC'ing Gerd for that discussion. He's taking
> care of all the upstreaming work and community efforts around QXL.

No kernel code right now.

cheers,
   Gerd


      parent reply	other threads:[~2011-06-06  7:03 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-03 21:20 [PATCH] kvm tools, ui: Optimize SDL updates Pekka Enberg
2011-06-04  9:54 ` Ingo Molnar
2011-06-04 10:27   ` Alexander Graf
2011-06-04 10:42     ` Ingo Molnar
2011-06-04 10:46       ` Alexander Graf
2011-06-04 10:54         ` Ingo Molnar
2011-06-04 11:07           ` Alexander Graf
2011-06-04 11:53             ` Ingo Molnar
2011-06-04 11:59               ` Alexander Graf
2011-06-04 12:04               ` Sasha Levin
2011-06-04 13:48                 ` Alexander Graf
2011-06-04 14:19                   ` Sasha Levin
2011-06-04 15:21                     ` Alexander Graf
2011-06-04 15:34                       ` Sasha Levin
2011-06-04 15:40                         ` Alexander Graf
2011-06-04 16:49                           ` Sasha Levin
2011-06-05  8:41                             ` Alexander Graf
2011-06-05  9:32             ` Alon Levy
2011-06-06  7:02             ` Gerd Hoffmann [this message]

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