linux-kernel - Re: [PATCH 3/8] mm: memory-failure: Don't account hwpoison

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Message-ID: <20230710075649.GC1686200@ik1-406-35019.vs.sakura.ne.jp>
Date:   Mon, 10 Jul 2023 16:56:49 +0900
From:   Naoya Horiguchi <naoya.horiguchi@...ux.dev>
To:     Miaohe Lin <linmiaohe@...wei.com>
Cc:     akpm@...ux-foundation.org, naoya.horiguchi@....com,
        linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 3/8] mm: memory-failure: Don't account hwpoison_filter()
 filtered pages

On Sat, Jul 08, 2023 at 04:57:39PM +0800, Miaohe Lin wrote:
> mf_generic_kill_procs() will return -EOPNOTSUPP when hwpoison_filter()
> filtered dax page. In that case, action_result() isn't expected to be
> called to update mf_stats. This will results in inaccurate but benign
> memory failure handling statistics.

Nice catch.

> 
> Signed-off-by: Miaohe Lin <linmiaohe@...wei.com>

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