Re: LANANA: To Pending Device Number Registrants

David Balazic
2001-05-15T17:00:49Z

On Tue May 15 2001 , Linus Torvalds wrote :
> On Tue, 15 May 2001, Neil Brown wrote:
> >
> > Finally, how do I say that I want the root filesystem to be on a
> > particular "mdp" device+partition. I cannot assume that my device
> > will be the first to register with the "disk" layer, so I cannot be
> > sure that "root=/dev/diska1" will work.
>
> You have never been able to really assume that. Disks move around.
>
> A lot of people seem to think that controller type or location on the PCI
> bus should somehow have some "meaning", and that it guarantees that the
> disks don't move in the namespace. That's crap. You can do that in user
> space ("what controller are you on?") if you really really care.

So what is your solution for preventing a boot failure after disks/partitions
change ?
volume labels/UUID ?

--
David Balazic
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"Be excellent to each other." - Bill & Ted
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