[elrepo] Update to kmod-nvidia-331.20-1.el6.elrepo.x86_64 breaks 3D support (SOLVED)

[Phil Perry]

On 13/11/13 23:26, B.J. McClure wrote:
> On 11/13/2013 06:03 PM, B.J. McClure wrote:
>> On 11/13/2013 05:49 PM, Phil Perry wrote:
>>> On 13/11/13 22:38, B.J. McClure wrote:
>>>> Replying to my own post, looking at /var/log/Xorg.0.log shows glx
>>>> module
>>>> is not loading and the sim link to
>>>> /usr/lib64/xorg/modules/extensions/nvidia/libglx.so.331-20 is broken.
>>>> Repairing the symlink should fix it.
>>>
>>>
>>> Strange, you are the second person to report this.
>>>
>>> http://elrepo.org/bugs/view.php?id=425
>>>
>>> I am unable to replicate the issue - the symlink is fine on my system
>>> after updating.
>>>
>>> $ ll /usr/lib64/xorg/modules/extensions/nvidia/
>>> total 9588
>>> lrwxrwxrwx. 1 root root 16 Nov 8 16:18 libglx.so -> libglx.so.331.20
>>> -rwxr-xr-x. 1 root root 9815912 Nov 8 15:52 libglx.so.331.20
>>>
>>> Did you reboot after updating the nvidia drivers? That was the cause
>>> of the issue for the previous report.
>>>
>>> Phil
>>>
>>>
>> Yes, I did reboot and now I have fixed the broken symlink and the
>> libglx.so.331.20 module now loads.  The GUI now shows compiz thinks
>> there is 3D support but there are none of the wobbly windows or cube
>> effects working.
>>
>> In var/log/Xorg.0.log I see some error messages that appear to say the
>> monitors do not support "Nvidia 3D stereo".  Not sure exactly what it
>> is trying to tell me but the monitors functioned well with 3D and
>> previous kmod-nvidea-325.15.
>>
>> B.J.
>>
> Replying to my own post again. ;-/
>
> I disabled compiz settings in System>Preferences>Desktop Effects
> followed by Ctrl-Alt-Backspace.  Then went back to
> System>Preferences>Desktop Effects, reselected compiz and wobbly windows
> as well as windows on a cube and everything works again.  Guess I will
> call this solved and wait for the next episode.
>
> B.J.

Glad you got it working and thanks for posting back.

Is this the first time you've updated with desktop effects enabled? I've 
never tested the packages with desktop effects so can't really offer 
much insight here.

Phil