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Date: Sat, 27 Sep 2014 12:44:42 +0400
From: Andrei Borzenkov <arvidjaar@gmail.com>
To: The development of GNU GRUB <grub-devel@gnu.org>
Subject: Re: btrfs on Big Endian systems - anyone?
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=D0=92 Sat, 27 Sep 2014 09:37:37 +0100
Colin Watson <cjwatson@ubuntu.com> =D0=BF=D0=B8=D1=88=D0=B5=D1=82:

> On Sat, Sep 27, 2014 at 09:48:20AM +0400, Andrei Borzenkov wrote:
> > I am not able to access btrfs on PowerPC. I did not test all of them,
> > but other filesystems I tried are OK. Looking at platforms, PPC seems
> > to be the only BE platform widely used for Linux; there are SPARC and
> > MIPS but I doubt they use btrfs often.
> >=20
> > It sounds like missing endian conversion somewhere; any idea how it can
> > be found without learning btrfs by heart? :)
>=20
> Can you reproduce it in grub-fstest from userspace?  That would let you
> use gdb et al.
>=20

Unfortunately I do not have PPC userspace available ...