Bug#517731: Please add raid1 -> raid5 reshaping support

[Neil Brown]

On Sunday March 1, goswin-v-b at web.de wrote:
> Package: mdadm
> Version: 2.6.8-12-gb47dff6-2
> Severity: wishlist
> 
> Hi,
> 
> just recently Ingo Juergensmann brought up a question on irc about
> converting a raid1 into a raid5. Currently --grow does not support
> that but one can achive it manualy with a little trick.

mdadm now supports this with mdadm-3.1.1 and Linux-2.6.32

NeilBrown