linux-kernel - Re: [PATCH v5 1/2] memory_hotplug: Free pages as higher order

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Message-ID: <7bfdb58cbd896a9f62c7dc2219ea1c08@codeaurora.org>
Date:   Tue, 06 Nov 2018 11:01:53 +0530
From:   Arun KS <arunks@...eaurora.org>
To:     Andrew Morton <akpm@...ux-foundation.org>
Cc:     Michal Hocko <mhocko@...nel.org>, Vlastimil Babka <vbabka@...e.cz>,
        kys@...rosoft.com, haiyangz@...rosoft.com, sthemmin@...rosoft.com,
        boris.ostrovsky@...cle.com, jgross@...e.com,
        dan.j.williams@...el.com, iamjoonsoo.kim@....com,
        gregkh@...uxfoundation.org, osalvador@...e.de, malat@...ian.org,
        kirill.shutemov@...ux.intel.com, jrdr.linux@...il.com,
        yasu.isimatu@...il.com, mgorman@...hsingularity.net,
        aaron.lu@...el.com, devel@...uxdriverproject.org,
        linux-kernel@...r.kernel.org, linux-mm@...ck.org,
        xen-devel@...ts.xenproject.org, vatsa@...eaurora.org,
        vinmenon@...eaurora.org, getarunks@...il.com
Subject: Re: [PATCH v5 1/2] memory_hotplug: Free pages as higher order

On 2018-11-06 03:14, Andrew Morton wrote:
> On Mon, 05 Nov 2018 15:12:27 +0530 Arun KS <arunks@...eaurora.org> 
> wrote:
> 
>> On 2018-10-22 16:03, Arun KS wrote:
>> > On 2018-10-19 13:37, Michal Hocko wrote:
>> >> On Thu 18-10-18 19:18:25, Andrew Morton wrote:
>> >> [...]
>> >>> So this patch needs more work, yes?
>> >>
>> >> Yes, I've talked to Arun (he is offline until next week) offlist and
>> >> he
>> >> will play with this some more.
>> >
>> > Converted totalhigh_pages, totalram_pages and zone->managed_page to
>> > atomic and tested hot add. Latency is not effected with this change.
>> > Will send out a separate patch on top of this one.
>> Hello Andrew/Michal,
>> 
>> Will this be going in subsequent -rcs?
> 
> I thought were awaiting a new version?  "Will send out a separate patch
> on top of this one"?

Sorry for confusion. I sent out an incremental patch converting counters 
to atomics.

https://patchwork.kernel.org/cover/10657217/


> 
> I do think a resend would be useful, please.  Ensure the changelog is
> updated to capture the above info and any other worthy issues which
> arose during review.

Will do that.

Regards,
Arun