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From: Avi Kivity <avi@redhat.com>
To: Anthony Liguori <anthony@codemonkey.ws>
Cc: qemu-devel <qemu-devel@nongnu.org>, KVM list <kvm@vger.kernel.org>
Subject: [Qemu-devel] Re: [ kvm-Bugs-2907597 ] qemu vnc server clips at 2560x1600
Date: Mon, 11 Jan 2010 16:30:50 +0200	[thread overview]
Message-ID: <4B4B361A.4010805@redhat.com> (raw)
In-Reply-To: <4B4B2D41.2020306@codemonkey.ws>

On 01/11/2010 03:53 PM, Anthony Liguori wrote:
>> Anthony, can you take a look at this?  Seems like a serious issue, 
>> could find nothing obvious in vnc.c.
>
>
> VNC_MAX_WIDTH and VNC_MAX_HEIGHT in vnc.h are currently defined to 
> 2048.  We do dirty tracking with a bitmap and that bitmap is currently 
> a fixed size.
>
> 2048 is bigger than any physical screen that I know of so I assume 
> this is a multiple monitor scenario.  Long term, I think exposing 
> multiple monitors to the guest is a better approach for this kind of 
> functionality.
>
> Since these resolutions for a single screen don't really exist, this 
> is largely an untested path within the guest.

Google suggests such screens do exist, and -vga std (at least in 
qemu-kvm) supports them.

I've asked the reporter to play with VNC_MAX_WIDTH.

-- 
error compiling committee.c: too many arguments to function

  reply	other threads:[~2010-01-11 14:31 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <E1NU0ce-0008Ho-Em@665xhf1.ch3.sourceforge.com>
2010-01-10 16:30 ` [Qemu-devel] Re: [ kvm-Bugs-2907597 ] qemu vnc server clips at 2560x1600 Avi Kivity
2010-01-11 13:53   ` Anthony Liguori
2010-01-11 14:30     ` Avi Kivity [this message]
2010-01-11 16:25       ` Avi Kivity
2010-01-11 14:57     ` Jernej Simončič

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