Bug#567468: md homehost
On Wed, 24 Feb 2010 18:52:57 +0100
"Mario 'BitKoenig' Holbe" <Mario.Holbe@TU-Ilmenau.DE> wrote:
> On Wed, Feb 24, 2010 at 02:13:53PM +0100, Goswin von Brederlow wrote:
> > grub.cfg (grub2) uses UUID for grub itself. But the kernel can be bootet
> > with root=/dev/md0. But in that case where does it get the homehost from
> > and since when does kernel raid autoconfig have a homehost?
>
> The homehost attribute does only exist with v1 superblocks. And there is
> no in-kernel auto-assembly for v1 superblocks.
> v0.9 superblocks (for which in-kernel auto-assembly is deprecated but
> still provided) have no homehost.
>
Not entirely correct. The 'homehost' is encoded in the uuid of v0.90
metadata, so it does affect them too.
in-kernel autodetect does not make use of 'homehost' and so does not protect
you from the potential confusions that homehost tries to protect you from.
NeilBrown
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