It's available here, though (src):
https://github.com/NVIDIA/nvidia-modprobe

On 26 July 2014 23:25, KOVÁCS István <[email protected]> wrote:
> Note: nvidia-modprobe is not shipped in the .deb files from the PPA
>
> On 26 July 2014 22:53, Ulrich Pegelow <[email protected]> wrote:
>> Am 26.07.2014 22:31, schrieb KOVÁCS István:
>>> Hi,
>>>
>>> When I run an opencl-related program as root, the devide node changes.
>>>
>>> [ROOT USER]
>>> eagle ~ # modprobe nvidia-331-uvm
>>> eagle ~ # ls -l /dev|grep nvidia
>>> crw-rw-rw-  1 root root    195,   0 Jul 26 20:22 nvidia0
>>> crw-rw-rw-  1 root root    195, 255 Jul 26 20:22 nvidiactl
>>> eagle ~ # mknod -m 666 /dev/nvidia-uvm c 249 0
>>> eagle ~ # ls -l /dev/ >/tmp/dev-before
>>>
>>> -- at this point, running darktable as non-root user results in
>>> [NORMAL USER]
>>> [opencl_init] opencl library 'libOpenCL' found on your system and loaded
>>> [opencl_init] could not get platforms: -1001
>>> [opencl_init] FINALLY: opencl is NOT AVAILABLE on this system.
>>> [opencl_init] initial status of opencl enabled flag is OFF.
>>>
>>> [ROOT USER]
>>> eagle ~ # clinfo
>>> clinfo: /usr/lib/x86_64-linux-gnu/libOpenCL.so.1: no version
>>> information available (required by clinfo)
>>> E: -30
>>>
>>> -- despite this error, darktable can now be run as normal user
>>>
>>> -- Comparing devices: it's not a permission issue, rather the device
>>> major code is modified:
>>
>> Interesting point. I googled around and found this one:
>>
>> http://developer.download.nvidia.com/compute/cuda/6_0/rel/docs/CUDA_Getting_Started_Linux.pdf
>>
>> According to that document the major device number of nvidia-uvm is not
>> defined to be 249. It's dependent on the specific installation. I guess
>> the script given on page 15 is the way to go.
>>
>> Ulrich
>>
>>
>>> eagle ~ # ls -l /dev/ >/tmp/dev-after
>>> eagle ~ # diff /tmp/dev-before /tmp/dev-after
>>> 47c47
>>> < crw-rw-rw-  1 root root    249,   0 Jul 26 22:24 nvidia-uvm
>>> ---
>>>> crw-rw-rw-  1 root root    250,   0 Jul 26 22:24 nvidia-uvm
>>>
>>> Kofa
>>>
>>
>>
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