linux-kernel - Re: + mm-compaction-split-freepages-without-holding-the-zone-lock-fix.patch added to -mm tree

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Date:	Wed, 22 Jun 2016 09:35:43 +0900
From:	Joonsoo Kim <iamjoonsoo.kim@....com>
To:	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org
Cc:	rientjes@...gle.com, glider@...gle.com, hughd@...gle.com,
	mgorman@...hsingularity.net, mhocko@...nel.org, minchan@...nel.org,
	vbabka@...e.cz, mm-commits@...r.kernel.org
Subject: Re: +
 mm-compaction-split-freepages-without-holding-the-zone-lock-fix.patch added
 to -mm tree

On Tue, Jun 21, 2016 at 04:14:28PM -0700, akpm@...ux-foundation.org wrote:
> 
> The patch titled
>      Subject: mm/compaction: split freepages without holding the zone lock fix
> has been added to the -mm tree.  Its filename is
>      mm-compaction-split-freepages-without-holding-the-zone-lock-fix.patch
> 
> This patch should soon appear at
>     http://ozlabs.org/~akpm/mmots/broken-out/mm-compaction-split-freepages-without-holding-the-zone-lock-fix.patch
> and later at
>     http://ozlabs.org/~akpm/mmotm/broken-out/mm-compaction-split-freepages-without-holding-the-zone-lock-fix.patch
> 
> Before you just go and hit "reply", please:
>    a) Consider who else should be cc'ed
>    b) Prefer to cc a suitable mailing list as well
>    c) Ideally: find the original patch on the mailing list and do a
>       reply-to-all to that, adding suitable additional cc's
> 
> *** Remember to use Documentation/SubmitChecklist when testing your code ***
> 
> The -mm tree is included into linux-next and is updated
> there every 3-4 working days
> 
> ------------------------------------------------------
> From: David Rientjes <rientjes@...gle.com>
> Subject: mm/compaction: split freepages without holding the zone lock fix
> 
> If __isolate_free_page() fails, avoid adding to freelist so we don't call
> map_pages() with it.
> 
> Link: http://lkml.kernel.org/r/alpine.DEB.2.10.1606211447001.43430@chino.kir.corp.google.com

I've sent the fix already. I don't care which patch is merged but I guess
below series would be merged more cleanly? It's up to Andrew.

Link: http://lkml.kernel.org/r/1466150259-27727-1-git-send-email-iamjoonsoo.kim@lge.com

Thanks.