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From: Ingo Molnar <mingo@elte.hu>
To: Pekka Enberg <penberg@kernel.org>
Cc: 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: Sat, 4 Jun 2011 11:54:51 +0200	[thread overview]
Message-ID: <20110604095451.GA15349@elte.hu> (raw)
In-Reply-To: <1307136023-16693-1-git-send-email-penberg@kernel.org>


* Pekka Enberg <penberg@kernel.org> wrote:

> This patch optimizes SDL updates by keeping track of which parts of the guest
> screen have been written since last update and calling SDL_BlitSurface() and
> SDL_UpdateRect() for only changed parts of the screen.
> 
> Cc: Cyrill Gorcunov <gorcunov@gmail.com>
> Cc: Ingo Molnar <mingo@elte.hu>
> Cc: John Floren <john@jfloren.net>
> Cc: Sasha Levin <levinsasha928@gmail.com>
> Signed-off-by: Pekka Enberg <penberg@kernel.org>

I tried this one and updates got a bit faster.

We really need accelerated scrolling support though, i.e. framebuffer 
combined with virtio-fb for operations such as scrolling. Could we 
merge the repo up to v3.0-rc1 and write virtio-fb based on the 
virtio-gl patch?

Thanks,

	Ingo

  reply	other threads:[~2011-06-04  9:55 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 [this message]
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

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