Re: kernel cmdline: root=/dev/sdb1,/dev/sda1 "fallback"?

[H. Peter Anvin]

Tomasz Chmielewski wrote:
> Al Borchers wrote:
> > Thomas Chmielewski wrote:
> > > These all unpleasant tasks could be avoided if it was possible to 
> > > have a "fallback" device. For example, consider this hypothetical 
> > > command line:
> > >
> > > root=/dev/sdb1,/dev/sda1
> >
> > Here is a patch to do this, though it sounds like you might have other
> > solutions.
> >
> > This patch is for 2.6.18.1--thanks to Ed Falk for updating my original
> > 2.6.11 patch.  If people are interested I can update and test this on
> > the current kernel.  It was tested on 2.6.11.
>
> Yes, I'd be interested in a patch against a 2.6.19. It is way simpler to 
> do it this way than to do it with initramfs (although not as flexible).
>
> I tried your patch against 2.6.19, with some minor changes (as it 
> wouldn't apply), but it didn't work for me (perhaps I just screwed 
> something).

I just might want to point this as an example on the fact that as long 
as the in-kernel mounting code (as opposed to integrated klibc) exists, 
it will want to grow features...

	-hpa

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