On 4/10/19 6:14 AM, Pawel Baldysiak wrote:
> On 3/8/19 12:19, Pawel Baldysiak wrote:
>> During spare activation get_extents() calculates metadata reserved
>> space based
>> on smallest active RAID member or it will take the defaults. Since patch
>> 611d9529("imsm: change reserved space to 4MB") default is extended.
>> If array
>> was created prior that patch, reserved space is smaller. In case of
>> matrix
>> RAID - spare is activated in each array one-by-one, so it is spare for
>> first
>> activation, but treated as "active" during second one.
>>
>> In case of adding spare drive to old matrix RAID with the size the
>> same as
>> already existing member drive the routine will take the defaults
>> during second
>> run and mdmon will refuse to rebuild second volume, claiming that the
>> drive
>> does not have enough free space.
>>
>> Add parameter to get_extents(), so the during spare activation
>> reserved space
>> is always based on smallest active drive - even if given drive is already
>> active in some other array of matrix RAID.
>>
>> Signed-off-by: Pawel Baldysiak <pawel.baldysiak@xxxxxxxxx>
Applied thanks!
Sorry for the delay, I'll push it to git once I land.
Cheers,
Jes
