[elrepo] NVIDIA and RHEL 6.5 issue (libglamoregl)

[Manuel Wolfshant]

Phil Perry <phil at elrepo.org> wrote:
>On 30/11/13 19:17, Manuel Wolfshant wrote:
>> On 11/30/2013 03:30 PM, Phil Perry wrote:
>>>
>>> I'd like to hear input from package users on their thoughts on the
>above.
>>>
>> ... leaving aside that non-suspecting users will panic seeing
>> "xorg-x11-drivers " as recommended for erasure ( most people have no
>> idea that it's just a meta-package requiring all the drivers ) I am
>torn
>> between two problems:
>> - I'd rather add a "Conflicts:" in nvidia-X11-drv. Simply
>recommending
>> the removal of xorg-x11-glamor won't fly for a simple reason: in real
>> life, no one reads the docs :) unless they are forced to
>> - on the other hand, this approach will prohibit simultaneous
>> installation of both NVidia and ATI drivers. Believe it or not, I did
>> have cases ( rare, but they existed) when I relocated a hard disk
>> between a PC with one type of card to one with the other. Or simply
>> replaced the video card. Being able to just change the config file
>for X
>> and have a functional system was a nice feature.
>>      Whatever the chosen approach is, we will need to add a README in
>> the nvidia-x11-drv package, explaining the issue.
>>
>
>Thanks Wolfy - that is one scenario I had not thought of.
>
>Another to consider is that other Xorg drivers will no doubt in time 
>also use Glamor, so adding a Conflicts now will most likely create 
>additional yum warnings (conflicts) down the line. Further, if/when the
>
>Intel driver uses glamor then this would crate issues for those with 
>Optimus hardware configurations (both Intel and nvidia hardware
>present).
>
>Thus I'm now thinking this is not a problem we should be looking to 
>solve with (brute force) packaging techniques but is rather an Xorg 
>configuration issue that each user must address when configuring Xorg for their system.

Absolutely correct.

>
>So at this point I'm minded to do nothing other than document the issue
>
>and suggest users disable glamor as they see fit, unless anyone can 
>convince me otherwise.

Packaging-wise, from my point of virw this looks like the sanest approach. I suggest to mention this issue in the wiki page related to the nvidia-* package. And be prepared for the bug reports created by those who do not read the docs :)