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Bug#346408: [SPAM?] Re: Bug#346408: xserver-xorg: dexconf inserts bogus X module Load -lines into xorg.conf



On Tue, 2006-01-24 at 17:16 +0200, Samuli Suominen wrote:
> >> Load	"dri" # This shouldn't be available choice is user has selected
> >> driver vga, vesa or nv.
> > Why, what's the problem with loading this module in that case?
> 
> Not a problem with those actually, but it becomes problem for some people 
> when changing to NVidia propietary drivers from one of them as it doesn't 
> use DRI.. and loading "dri" results "unresolved symbols" (in Xorg.0.log)

I don't think the Debian X packages should go out of their way to deal
with proprietary driver issues. In particular, the nv driver may very
well get DRI support in the future.


> >> Load	"extmod" # This is okay, but if you look into "man xorg.conf"
> >> you'll find option NOT to include DGA extension with extmod, and for a
> >> good reason.. DGA causes instability as it access videoram without
> >> consulting X about it.
> > That functionality is only available to clients running as root by
> > default. The DGA extension is much more widely used for its absolute
> > mouse movement functionality, which poses no security risk. So this is
> > fine as it is IMO.
> 
> But still, there could be an option to leave DGA out from extmod? Maybe 
> with a note/warning, that some applications require DGA.

Seems overkill to me, but a patch might still get accepted.


> >> Load	"vbe" # I believe this gets automatically loaded also, but about
> >> this one.. I'm not 100% positive.
> > That's right I believe.
> 
> I just checked my Xorg.0.log (actually i'm using a custom one, 7.0 now..) 
> but I didn't see "vbe" there. I guess I was wrong about it. It's for 
> video4linux? *clueless*

No, VBE stands for Vesa BIOS Extensions. The module isn't used by all
drivers, and those that use it should load it on demand.


-- 
Earthling Michel Dänzer      |     Debian (powerpc), X and DRI developer
Libre software enthusiast    |   http://svcs.affero.net/rm.php?r=daenzer



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