[PLUG] Where does Ubuntu keep it's brains?

Daniel Hückmann sanitybit at gmail.com
Mon Jul 19 00:52:28 UTC 2010


sudo update-initramfs -a

should update the initramfs, try it after you add the kernel module to
the blacklist.

Daniel Hückmann - Sophsec Intrusion Labs - Silicon Forest (PDX)
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On Sun, Jul 18, 2010 at 5:36 PM,  <nathan at nathanewilliams.com> wrote:
>
> On Sun, 18 Jul 2010 16:20:21 -0700, Tim Wescott <tim at wescottdesign.com>
> wrote:
>> I'm still trying to decide if letting #1 son know of the existence of
>> FreeGeek was a good idea.
>>
>> After running around swapping parts between his GeekBox and the family
>> computer (AKA the Handy Pile of Parts) he's left me with a quirk in the
>> family computer -- it used to have an Nvidia card in it, which he
>> claimed.  Ubuntu would boot, but bitched severely about the lack of the
>> Nvidia card and wouldn't reconfigure itself as advertised.  I tried
>> uninstalling the Nvidia driver, hoping that would fix up the
>> configuration files -- it doesn't; now Ubuntu bitches that it can't find
>
>> the driver.
>>
>> Argh.
>>
>> So, how do I tell Ubuntu Karmic that it isn't supposed to load the
>> Nvidia kernel module any more?
>
> lsmod will list loaded kernel modules, if i remember right the nvidia
> module is nv or nvidia. so adding those to /etc/modprobe.d/blacklist.conf
> should blacklist the modules.
>
>
> reconfiguring X should be pretty straightforward... if i remember right,
> the newer versions of Ubuntu don't even use xorg.conf unless you want
> manual control or have installed proprietary graphics drivers... so maybe
> something like 'sudo mv /etc/X11/xorg.conf /etc/X11/xorg.conf.bak',
> followed by a reboot would let Ubuntu figure out the config automagically
> at boot like it does on a fresh install.
>
> also, if i remember right, when X fails to load, one of the options
> presented is to reconfigure X? that's always been enough to get me out of a
> jam.
>
> good luck!
>
> -- nathan
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