Re: [dm-devel] [PATCH 0 of 4] dm-raid: various bug fixes

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On Wed, 18 Apr 2012 16:32:00 -0500 Brassow Jonathan <jbrassow@xxxxxxxxxx>
wrote:

> 
> On Apr 18, 2012, at 9:05 AM, Brassow Jonathan wrote:
> 
> > 
> > 5-of-5: changing the check to 'saved_raid_disk >= 0' would be fine, but I think I should initialize 'saved_raid_disk' to -1 in dm-raid.c then normally.  Right now, an nominal initial value is not set - meaning it is '0'.  (When a device comes back from a failure, 'saved_raid_disk' is assigned its old position.)
> 
> ... that's not quite right.  I do call 'md_rdev_init' which sets 'saved_raid_disk' to -1.  Then, if the device has returned after a disappearance, I set 'saved_raid_disk' to it's old position.  Therefore, 'saved_raid_disk >= 0' would be fine and wouldn't require me to set -1 in dm-raid.c.
> 
>  brassow
> 

Excellent.  I've taken the liberty of making that change in the patch you
sent me and converted your RFC-by: to Signed-off-by:

Result can be viewed at or near the top of

http://neil.brown.name/git?p=md;a=shortlog;h=refs/heads/for-next

Please confirm that is OK to submit (eventually for 3.5).

Thanks,
NeilBrown

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