[PATCH xserver 0/4] Rework suspending GLX clients

Keith Packard keithp at keithp.com
Fri Jun 30 04:12:06 UTC 2017

Michel Dänzer <michel at daenzer.net> writes:

> It doesn't have much of an effect for DRI1 clients, since they don't
> need to perform any X11 protocol requests once they have a DRI drawable
> and access to the SAREA.

Yeah, I thought they got suspended when they tried to take the SAREA
lock, which the X server holds while VT switched.

> For DRI2, I'm adding Kristian, who added this code in
> https://cgit.freedesktop.org/xorg/xserver/commit/?id=879515b1399f87a47010532af70f34b9b09e2a9b

I didn't think DRI2 could be used with user-mode ring management, in
which case I'm not clear what bad things the client is going to do when
it executes various GLX/DRI requests?

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