Re: [PATCH 00/12] Problems during restart container reshape

[NeilBrown <neilb@suse.de>]

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On Tue, 07 Feb 2012 15:02:55 +0100 Adam Kwolek <adam.kwolek@intel.com> wrote:

> This series corrects problems occurred during restart multi arrays reshape:
>  1. Assembled incrementally array during reshape is assembled degraded
>  2. Reshape cannot be continued after reboot. '--continue' gives  an error
>  3. When raid0 arrays are reshaped, first array is reshaped only
>  4. Size doesn't change on second raid0 array
> Please note that patch 'imsm: FIX: No new missing disks are allowed during general migration' can be easily extended by:
>  - Narrow it to incremental assembly only
>  - Array can be pushed to be assembled by using e.g. 'force' option during incremental assembly.
> 
> Other issue addressed in this series is chunk size change from 128k to 4k problem.
> 
> BR
> Adam
> 
> ---
> 
> Adam Kwolek (12):
>       FIX: Do not try to (continue) reshape using inactive array
>       FIX: restart reshape when reshape process is stopped just between 2 reshapes
>       imsm: FIX: Clear migration record when migration switches to next volume.
>       imsm: FIX: use md position to reshape restart
>       FIX: use md position to reshape restart
>       imsm: FIX: Chunk size migration problem
>       Flush mdmon before next reshape step during container operation
>       Fix: Sometimes mdmon throws core dump during reshape
>       imsm: FIX: imsm_get_allowed_degradation() doesn't count degradation for raid1
>       FIX: Array is not run when expansion disks are added
>       imsm: FIX: No new missing disks are allowed during general migration
>       FIX: NULL pointer to strdup() can be passed
> 
> 
>  Assemble.c    |    2 -
>  Grow.c        |  124 ++++++++++++++++++++++++++++++++++++++++++++-------------
>  managemon.c   |    6 +++
>  msg.c         |   10 +++++
>  msg.h         |    1 
>  super-intel.c |   47 +++++++++++++++++++---
>  util.c        |    5 +-
>  7 files changed, 159 insertions(+), 36 deletions(-)
> 

Thanks for these.  I have provisionally applied them all however I won't push
them out until I get confirmation about the '<=' or '<' issue that I
mentioned separately.

Thanks,

NeilBrown

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