linux-kernel - Re: [PATCH v5 04/11] mm: thp: introduce CONFIG_ARCH_ENABLE_THP

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Message-Id: <cd1091b7-a88a-160d-2f20-cd4b3be21ce9@linux.vnet.ibm.com>
Date:   Fri, 21 Apr 2017 10:06:56 +0530
From:   Anshuman Khandual <khandual@...ux.vnet.ibm.com>
To:     Zi Yan <zi.yan@...t.com>, n-horiguchi@...jp.nec.com,
        kirill.shutemov@...ux.intel.com, linux-kernel@...r.kernel.org,
        linux-mm@...ck.org
Cc:     akpm@...ux-foundation.org, minchan@...nel.org, vbabka@...e.cz,
        mgorman@...hsingularity.net, mhocko@...nel.org,
        khandual@...ux.vnet.ibm.com, zi.yan@...rutgers.edu,
        dnellans@...dia.com
Subject: Re: [PATCH v5 04/11] mm: thp: introduce
 CONFIG_ARCH_ENABLE_THP_MIGRATION

On 04/21/2017 02:17 AM, Zi Yan wrote:
> From: Naoya Horiguchi <n-horiguchi@...jp.nec.com>
> 
> Introduces CONFIG_ARCH_ENABLE_THP_MIGRATION to limit thp migration
> functionality to x86_64, which should be safer at the first step.
> 
> Signed-off-by: Naoya Horiguchi <n-horiguchi@...jp.nec.com>

Aneesh's latest HugeTLB migration enablement on powerpc should
make this work on powerpc platform as well. Will test it out
in some time but for now enabling only on x86 where you have
tested the series makes sense.

Reviewed-by: Anshuman Khandual <khandual@...ux.vnet.ibm.com>