ext4 able to boot from ext3 mbr?

[Antonio Olivares]

--- On Tue, 10/28/08, Aioanei Rares <schaiba at gmail.com> wrote:

> From: Aioanei Rares <schaiba at gmail.com>
> Subject: Re: ext4 able to boot from ext3 mbr?
> To: limb at jcomserv.net, "For testers of Fedora Core development releases" <fedora-test-list at redhat.com>
> Date: Tuesday, October 28, 2008, 8:16 AM
> On Tue, Oct 28, 2008 at 5:10 PM, Jon Ciesla
> <limb at jcomserv.net> wrote:
> 
> >
> > > On Tue, Oct 28, 2008 at 5:01 PM, stan
> <eiqep_eiwo_y at cox.net> wrote:
> > >
> > >> Hi,
> > >>
> > >> When I installed F9 from the liveCD I decided
> to use the EXT4 file
> > >> system.
> > >>  Unfortunately, there was no way to boot from
> my ext3 mbr.  It kept
> > >> hanging
> > >> when it went to the boot partition.  I tried
> some playing around but
> > >> didn't
> > >> get it to work.  I ended up using preupgrade,
> which worked flawlessly
> > >> but
> > >> left me in ext3.
> > >>
> > >> When F10 is available I would like to run it
> in an ext4 filesystem.
> > >> Will
> > >> this incompatibility between ext3 and ext4
> still be a problem?  F10 will
> > >> not
> > >> be installed on the same disk as the mbr is
> on.  If it is a problem, is
> > >> there a workaround?
> > >>
> > >> Just in case, will preupgrade work for F10?
> > >>
> > >> Thanks.
> > >>
> > >> --
> > >> fedora-test-list mailing list
> > >> fedora-test-list at redhat.com
> > >> To unsubscribe:
> >
> https://www.redhat.com/mailman/listinfo/fedora-test-list
> > >>
> > >
> > > AFAICT, no.
> >
> > No to what?  He asked 2 questions.
> >
> > > --
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> > >
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> >
> >
> > --
> > novus ordo absurdum
> >
> > --
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> 
> No as in one cannot boot from a ext3 mbr if one wants to
> use ext4. Sorry for
> not being explicit enough.
> -- 

One can have an ext4 partition, but the /boot partition has to be ext2 or ext3 if I am not mistaken?  I have such a setup that I have an ext4 partition, but I am not sure if the /boot partition is ext2 or ext3?


Regards,

Antonio