Re: [gentoo-dev] busybox[sep-usr] support for mounting /usr w/out hassle

[Mike Frysinger]

On Tuesday 01 May 2012 12:51:55 William Hubbs wrote:
> On Tue, May 01, 2012 at 11:45:01AM -0400, Mike Frysinger wrote:
> > On Tuesday 01 May 2012 11:06:42 William Hubbs wrote:
> > > On Mon, Apr 30, 2012 at 11:59:02AM -0400, Mike Frysinger wrote:
> > > > we already have examples of the init scripts modifying /etc/issue to
> > > > notify login entry points that their system needs manual attention to
> > > > recover.
> > >
> > > This part can't happen in the udev init script since / is ro when it is
> > > run. Doing something in udev-postmount is also eroneous because that
> > > assumes that the user is booting to the default runlevel which they may
> > > not be.
> >
> > in the past, we would `mount -o remount,rw /`, but that was because we
> > needed to add missing dirs in /.
>
> Hmm, if I do that I would also have to put it back ro after I modify
> issue because fsck hasn't run yet...
>
> Do we want to mess around with the fs before fsck is run?

the previous cases made sense in context (they had to modify / anyways), so if 
you wanted to skip that step, it's probably fine.  i'm not too worried about 
fsck as many nowadays recover their journal gracefully at mount time ...
-mike