Re: [PATCH] Btrfs: add support for mixed data+metadata block groups V3

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Thu, Oct 21, 2010 at 05:21:06PM -0500, Mitch Harder wrote:
> On Thu, Oct 21, 2010 at 5:09 PM, Diego Calleja <diegocg@xxxxxxxxx> wrote:
> > On Jueves, 21 de Octubre de 2010 17:46:58 David Nicol escribió:
> >> Does this mixing constitute a forbidden change of on-disk format, and
> >> if not how not?
> >
> > It doesn't need a format change. The difference between a data and
> > a metadata block group is just an allocation hint AFAIK.
> > --
> > To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
> > the body of a message to majordomo@xxxxxxxxxxxxxxx
> > More majordomo info at  http://vger.kernel.org/majordomo-info.html
> >
> 
> Let me know if the problems with an un-patched kernel were un-expected.
> 
> I can provide more information on the crash when booting an older kernel.

Nope they are expected, it's not a disk format change, but older kernels won't
deal with mixed block groups.  Thanks,

Josef
--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html


[Index of Archives]     [Linux Filesystem Development]     [Linux NFS]     [Linux NILFS]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux