linux-kernel - Re: [PATCH V5 - Rebased] mm/hotplug: Reorder memblock_[free|remove]() calls in try_remove

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Message-ID: <92ce901d-42dc-6872-1ff0-0ca13d5cefbe@arm.com>
Date:   Thu, 13 Jun 2019 11:07:30 +0530
From:   Anshuman Khandual <anshuman.khandual@....com>
To:     Andrew Morton <akpm@...ux-foundation.org>,
        David Hildenbrand <david@...hat.com>
Cc:     linux-mm@...ck.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, catalin.marinas@....com,
        will.deacon@....com, ard.biesheuvel@....com, osalvador@...e.de,
        mhocko@...e.com, mark.rutland@....com
Subject: Re: [PATCH V5 - Rebased] mm/hotplug: Reorder memblock_[free|remove]()
 calls in try_remove_memory()



On 06/13/2019 07:24 AM, Andrew Morton wrote:
> On Wed, 12 Jun 2019 08:53:33 +0200 David Hildenbrand <david@...hat.com> wrote:
> 
>>>>> ...
>>>>>
>>>>>
>>>>> - Rebased on linux-next (next-20190611)
>>>>
>>>> Yet the patch you've prepared is designed for 5.3.  Was that
>>>> deliberate, or should we be targeting earlier kernels?
>>>
>>> It was deliberate for 5.3 as a preparation for upcoming reworked arm64 hot-remove.
>>>
>>
>> We should probably add to the patch description something like "This is
>> a preparation for arm64 memory hotremove. The described issue is not
>> relevant on other architectures."
> 
> Please.  And is there any reason to merge it separately?  Can it be
> [patch 1/3] in the "arm64/mm: Enable memory hot remove" series?

Sure it can be. I will make this [patch 1/3] in the next version for
"arm64/mm: Enable memory hot remove". Apologies for the noise here.