linux-kernel - Re: [PATCH 1/2] mm/huge_memory.c: use head to check huge zero page

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Message-ID: <20200110235049.kzvcm46t6e2mw4uf@box>
Date:   Sat, 11 Jan 2020 02:50:49 +0300
From:   "Kirill A. Shutemov" <kirill@...temov.name>
To:     Wei Yang <richardw.yang@...ux.intel.com>
Cc:     akpm@...ux-foundation.org, linux-mm@...ck.org,
        linux-kernel@...r.kernel.org, kirill.shutemov@...ux.intel.com
Subject: Re: [PATCH 1/2] mm/huge_memory.c: use head to check huge zero page

On Fri, Jan 10, 2020 at 11:26:09AM +0800, Wei Yang wrote:
> The page could be a tail page, if this is the case, this BUG_ON will
> never be triggered.
> 
> Fixes: e9b61f19858a ("thp: reintroduce split_huge_page()")
> 
> Signed-off-by: Wei Yang <richardw.yang@...ux.intel.com>

Acked-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>

-- 
 Kirill A. Shutemov