Subject: Re: Bus errors on -current with certain X11 apps
To: Michael-John Turner <mj@turner.org.za>
From: Michael Lorenz <macallan@netbsd.org>
List: port-sparc64
Date: 12/28/2006 15:59:47
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Hello,

On Dec 28, 2006, at 15:48, Michael-John Turner wrote:

> On Thu, Dec 28, 2006 at 03:39:38PM -0500, Michael Lorenz wrote:
>> Hmm, interesting. The corruption - at least in my case - appeared when
>> scrolling or redrawing areas with lots of anti-aliased text.
>
> Ah, OK - the only app I've used with anti-aliased text I've used is 
> Firefox
> (running remotely on an OpenSolaris system). Once I have my system 
> working
> stably, I'll try xterm with TrueType fonts, konqueror, etc.

Anything using gtk2 with list views should catch it sooner or later. In 
KDE it seems a bit more rare but still happens.

>> What kind of glitches?
>
> I sometimes saw "dirt" on the display when scrolling in xterm or 
> moving the
> mouse.

Hmm,  'dirt' as in artifacts? Noise? Random short horizontal lines?
The mouse cursor is a sprite so it would be very odd if it left any 
traces in vram.

have fun
Michael
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