Re: [PATCH 0/5] imsm support for raid0->raid5 migration

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On Wed, 04 May 2011 17:10:33 +0200 Przemyslaw Czarnowski
<przemyslaw.hawrylewicz.czarnowski@xxxxxxxxx> wrote:

> Migration r0->r5 once again; with a fix comming from your comment.
> 
> The following series implements support for raid0->raid5 migration for IMSM
> metadata. These patches blocks opposite direction of migration.
> Code mostly bases on patches sent to you by Adam Kwolek. I have incorporated
> your remarks and I tested it quite extensively for comformity with IMSM
> standard. I have also removed opposite direction, as it is just not supported
> right now.
> 
> Note:
> Please do not include these patches on 'master' branch, as they are supposed
> to be a part of next minor mdadm version (ie. mdadm 3.2.2). I think good place
> for it is devel-3.2. Master should be reserved just for bug/stability fixes
> for previous release.

I have applied these patches, and in fact I have applied them to 'master'
because that if where I think they belong.  Eventually 3.2.2 will be whatever
is on 'master' at that time.

I might create a devel-3.3 at some stage to do some brand new development,
but these patches are just a continuation of what went into 3.2 and 3.2.1 so
I think this is where they belong.

Thanks,
NeilBrown

> ---
> 
> Przemyslaw Czarnowski (5):
>       imsm: prepare update for level migrations reshape
>       imsm: fix: disable migration from raid5->raid0
>       imsm: prepare memory for level migration update
>       imsm: process update for raid level migrations
>       imsm: add new chunk size to metadata update
> 
> 
>  super-intel.c |  337 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
>  1 files changed, 330 insertions(+), 7 deletions(-)
> 

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