[arch-dev-public] udev 128 core move blockers

Aaron Griffin aaronmgriffin at gmail.com
Mon Sep 15 13:31:15 EDT 2008

On Sun, Sep 14, 2008 at 2:24 PM, Thomas Bächler <thomas at archlinux.org> wrote:
> - http://bugs.archlinux.org/task/9739
> rc.single needs to be adjusted here, because init s apparently kills udev.
> Should be easy, I'll take care of it.
> - New udev breaks installation: post_install doesn't create /dev/console
> anymore. If /dev/console does not exist, kinit will fail to switch to the
> rootfs and the kernel will panic. This is due to the removal of
> migrate-udev. We need to include this code into the post_install:
> TMPDIR=$(mktemp -d /tmp/udev.XXXXXX)
> mount --bind / $(TMPDIR)
> [ -c $(TMPDIR)/dev/console ] || mknod ....
> [ -c $(TMPDIR)/dev/null ]    || mknod ....
> [ -c $(TMPDIR)/dev/zero ]    || mknod ....
> umount $(TMPDIR)
> rmdir $(TMPDIR)
> We also need to make sure this works when pacman is used with the -r option.
> Maybe we don't need the bind mount, as udev installation is never done in a
> running system anymore, but only from a chroot or in the installer.

I doubt we need all that TMPDIR malarky. It doesn't even make sense to
me. Just use mknod on /dev/*

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