linux-kernel - Re: [PATCH v2] mm: memory-failure: cleanup try_to_split_thp

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Message-ID: <20220816054716.GA496220@hori.linux.bs1.fc.nec.co.jp>
Date:   Tue, 16 Aug 2022 05:47:16 +0000
From:   HORIGUCHI NAOYA(堀口　直也) 
        <naoya.horiguchi@....com>
To:     Kefeng Wang <wangkefeng.wang@...wei.com>
CC:     Miaohe Lin <linmiaohe@...wei.com>,
        Andrew Morton <akpm@...ux-foundation.org>,
        "linux-mm@...ck.org" <linux-mm@...ck.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] mm: memory-failure: cleanup try_to_split_thp_page()

On Tue, Aug 09, 2022 at 07:18:13PM +0800, Kefeng Wang wrote:
> Since commit 5d1fd5dc877b ("mm,hwpoison: introduce MF_MSG_UNSPLIT_THP"),
> the action_result(,MF_MSG_UNSPLIT_THP,) called to show memory error event
> in memory_failure(), so the pr_info() in try_to_split_thp_page() is only
> needed in soft_offline_in_use_page().
> 
> Meanwhile this could also fix the unexpected prefix for "thp split failed"
> due to commit 96f96763de26 ("mm: memory-failure: convert to pr_fmt()").
> 
> Signed-off-by: Kefeng Wang <wangkefeng.wang@...wei.com>

# Sorry for my late reply, I'm back from summer holiday...

Acked-by: Naoya Horiguchi <naoya.horiguchi@....com>