Re: [gentoo-user] boot problem since devfs-udev switch

[Volker Armin Hemmann]

On Friday 29 July 2005 07:28, Richard Fish wrote:
> Zac Medico wrote:
> > Volker Armin Hemmann wrote:
> >> uname -a
> >> Linux energy 2.6.12-gentoo-r4 #2 Thu Jul 14 07:37:15 CEST 2005 i686
> >> AMD Athlon(tm) XP 2000+ AuthenticAMD GNU/Linux
> >>
> >> it bootet fine with devfs, oh, and the config is the same since ages,
> >> three days later, I switched to udev.
> >>
> >> Btw, I greped the config for random/urandom, there was nothing found.
> >> Hm, where should I look?
> >
> > There's no Kconfig option because the random number generator is a
> > required feature.  I don't see how it could be a udev issue because
> > the /dev/urandom device file is either there or not and after that
> > it's the kernel's responsibility.  I would build a new kernel.
> >
> > Zac
>
> You can pretty quickly determine if it is a kernel problem or a udev
> problem by adding a
> 'ls -l /dev/urandom' to /etc/init.d/urandom:
>
> start() {
> [...]
>         ls -l /dev/urandom  # debug strangeness
>         ebegin "Initializing random number generator"
>         umask 077
>         dd if=/dev/urandom of=/var/run/random-seed count=1 &> /dev/null
>
> Also, only the display options for devfs were removed from 2.6.12, the
> code and config option in .config are still there.  Can you double check
> your kernel config, and make sure that "# CONFIG_DEVFS_FS is not set".
> I think if you copied an old kernel config, you could have devfs support
> still in your kernel, which might cause some strange behavior.  I'm not
> sure.
>
> -Richard

I had devfs still in kernel, but no automount and gentoo=nodevfs in grub.conf.
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