Re: Does X11 user need permission to /dev/dri/card0

[mlelstv%serpens.de@localhost (Michael van Elst)]

mayuresh%acm.org@localhost (Mayuresh) writes:

>What do I miss if I don't give dri permission? E.g. would firefox be
>terribly slower?

It is slower, and much slower for anything using video content or
things like WebGL.


>I can already see that I can't even run xscreensaver-demo. I can
>understand performance implications of not having access to dri, but this
>seems a functional restriction as well.

xscreensaver-demo doesn't depend on DRI, but it might depend on
capabilities of your X server, in particular the GLX extension
and double-buffering.