Re: [gentoo-user] nvidia-drivers with tuxonice-sources 2.6.31

[Alan McKinnon <alan.mckinnon@gmail.com>]

On Monday 19 October 2009 10:18:28 Stefan G. Weichinger wrote:
> Greets,
> 
> I don't get it:
> 
> I was running tuxonice-sources-2.6.31 (amd64) for a while now and had
> unmasked nvidia-drivers at kernel-change to get nvidia-drivers-190.36
> back then. That worked fine so far.
> 
> At that time I had gcc-4.4.1, btw.
> 
> 2 days ago I did some changes, got gcc-4.4.2 and also new
> nvidia-drivers-190.40. The drivers compiled but didn't load, dmesg said:
> 
> nvidia: disagrees about version of symbol module_layout
> 
> hmm
> 
> Tried some things then decided to go back to 190.36 ... but they don't
> load as well. Yes, I removed the module (modprobe -r) before trying to
> load the new one ...
> 
> I even tried to downgrade gcc again to get back to the gcc/nvidia-combo
> that had worked before. No success.
> 
> Now I have a workstation without X and it's monday ;)
> 
> *sigh*
> 
> Any ideas? What do I miss here??
> 
> http://www.gentoo.org/doc/en/nvidia-guide.xml#doc_chap4
> 
> talks about mtrr, I have 8 GB in that machine and some "uncachable"
> lines in that output, but it has worked before and I don't have an
> according BIOS-entry.
> 
> I assume that's not the issue here ....

Rebuild your kernel and the nvidia modules with the same compiler.

You are using a kernel built with an older compiler and nvidia modules built 
with a newer compiler. nvidia doesn't like that.

-- 
alan dot mckinnon at gmail dot com