linux-kernel - Re: [PATCH v3 02/15] mm, hwpoison: remove recalculating hpage

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Message-ID: <abf6b82d-ced9-4457-5145-a46d808e83fc@oracle.com>
Date:   Tue, 30 Jun 2020 16:45:12 -0700
From:   Mike Kravetz <mike.kravetz@...cle.com>
To:     nao.horiguchi@...il.com, linux-mm@...ck.org
Cc:     mhocko@...nel.org, akpm@...ux-foundation.org, osalvador@...e.de,
        tony.luck@...el.com, david@...hat.com,
        aneesh.kumar@...ux.vnet.ibm.com, zeil@...dex-team.ru,
        naoya.horiguchi@....com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3 02/15] mm, hwpoison: remove recalculating hpage

On 6/24/20 8:01 AM, nao.horiguchi@...il.com wrote:
> From: Naoya Horiguchi <naoya.horiguchi@....com>
> 
> hpage is never used after try_to_split_thp_page() in memory_failure(),
> so we don't have to update hpage.  So let's not recalculate/use hpage.
> 
> Suggested-by: "Aneesh Kumar K.V" <aneesh.kumar@...ux.ibm.com>
> Signed-off-by: Naoya Horiguchi <naoya.horiguchi@....com>

Reviewed-by: Mike Kravetz <mike.kravetz@...cle.com>
-- 
Mike Kravetz