Is it normal to see DRI disabled when starting a second X-session?

Dave Airlie airlied at
Tue May 6 15:03:20 PDT 2008

On Wed, May 7, 2008 at 6:04 AM, Hugo Mildenberger
<Hugo.Mildenberger at> wrote:
> I need to know if it is a currently normal behaviour that X is unable to use
> DRI/DRM for a second local second session.
> The context of this question is, that all recent xf86-video-intel drivers
> (beginning with xf86-video-i810- until current git master) crash
> the system if I try to switch back to the original session. I already know
> the reason, but it's somwhat hairy to fix, and it's also a late consequence
> of X beeing unable to initialize DRI for the second login.

Yes, currently DRI can only work on the first X server.

I've done a lot of work towards fixing this but it'll be around kernel
modesetting time before its truly fixed.


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