endianness of Linux kernel RAID

Eugene Surovegin ebs at ebshome.net
Tue Aug 2 04:18:11 EST 2005


On Mon, Aug 01, 2005 at 01:42:39PM -0400, Gregory Seidman wrote:
> It turns out that if one uses the kernel (2.4.x-2.6.x) RAID support (RAID5,
> anyway, since that's all I've tested), the RAID'd disks cannot be moved to
> another system with a different endianness. I don't know how hard that
> would be to fix, but it did mean that when my ancient Mac clone I was using
> as a server died I couldn't bring the RAID over to my spare x86 Linux box;
> I had to dedicate other hardware (my dual G4 that I had been happily using
> with OS X) to the task instead.
> 
> Unfortunately, I haven't gotten into kernel development and, therefore, do
> not have the necessary expertise to fix it. Is anyone here interested in
> this issue?

It's a known Linux sw RAID problem. Please, bug RAID maintainers, not 
PPC people, as it's not a Linux PPC problem - RAID code is completely 
generic one.

-- 
Eugene




More information about the Linuxppc-dev mailing list