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Date:   Thu, 7 Oct 2021 12:18:39 -0400
From:   Peter Xu <peterx@redhat.com>
To:     Yang Shi <shy828301@gmail.com>
Cc:     HORIGUCHI =?utf-8?B?TkFPWUEo5aCA5Y+jIOebtOS5nyk=?= 
        <naoya.horiguchi@nec.com>, Hugh Dickins <hughd@google.com>,
        "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>,
        Matthew Wilcox <willy@infradead.org>,
        Oscar Salvador <osalvador@suse.de>,
        Andrew Morton <akpm@linux-foundation.org>,
        Linux MM <linux-mm@kvack.org>,
        Linux FS-devel Mailing List <linux-fsdevel@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: Re: [v3 PATCH 3/5] mm: hwpoison: refactor refcount check handling
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References: <20210930215311.240774-1-shy828301@gmail.com>
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On Wed, Oct 06, 2021 at 07:47:20PM -0700, Yang Shi wrote:
> Yeah, it is intentional. Before this change all me_* handlers did
> check refcount even though it was not necessary, for example,
> me_kernel() and me_unknown().

Would you mind add some explanation into the commit message on what kind of
pages dropped the refcount check, and why they can be dropped, when you respin?
Thanks a lot.

-- 
Peter Xu