Re: [PATCH] mdadm reshape hangs on external grow chunk

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On 2/1/23 08:37, Mariusz Tkaczyk wrote:
> Hi Nigel,
> Ping?

..... crickets ..... I'll close this one in patchwork if we don't hear
anything soon.

Thanks,
Jes

> Thanks,
> Mariusz
> 
> On Thu, 17 Nov 2022 15:07:41 +0100
> Mariusz Tkaczyk <mariusz.tkaczyk@xxxxxxxxxxxxxxx> wrote:
>> On Thu, 29 Sep 2022 11:35:21 +0200
>> Kinga Tanska <kinga.tanska@xxxxxxxxxxxxxxx> wrote:
>>
>>> On Fri, 23 Sep 2022 10:26:35 -0400
>>> Nigel Croxon <ncroxon@xxxxxxxxxx> wrote:
>>>   
>>>> After creating a raid array on top of a imsm container. Try to
>>>> grow the chunk size and the reshape will hang with zero progress.
>>>> The reason is the computation of sync_max_to_set value:
>>>
>>> Hi Nigel,
>>>
>>> I was trying to retest with your patch but still have the defect. I
>>> analyzed it and found another reason, which causes this defect. In
>>> validate_geometry_imsm function freesize and super is being checked and
>>> return 1 if any of those is NULL. In my opinion 0 shall be returned
>>> here, because it is an error and reshape should be stopped here. I will
>>> prepare proper patch and send to review immediately.
>>>   
>> Hi Nigel,
>> I agree with Kinga.
>> https://patchwork.kernel.org/project/linux-raid/patch/20221028025117.27048-1-kinga.tanska@xxxxxxxxx/
>> Could you please retest the proposed patch on your side and provide feedback?
>>
>> Thanks,
>> Mariusz
> 




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