[Bug 66515] mesa/Glamor with glx-tls enabled is causing GPU to hang on VERDE

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=66515

--- Comment #36 from Alex Deucher <agd5f at yahoo.com> ---
(In reply to comment #34)
> (In reply to comment #32)
> > Depending on what version of mesa you are using, can you try and disable
> > hyperz?  Set env var R600_DEBUG=nohyperz
> 
> Yes, it seems so.
> 
> Not sure how to set it permanently with systemd and lightdm.
> 
> Anyway, I stopped lightdm, and started X manually with both this var set and
> not set. Without this env var, the nouveau driver crashes (after playing for
> a while with the combo box). With this env set, it stopped happening.

What version of mesa are you using?  Older versions didn't implement hyperz
support for SI asics.  Also, this option has nothing to do with nouveau.  It's
a radeon driver env var.

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