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Date: Tue, 16 Feb 2016 13:15:47 +0300
From: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
To: Dave Hansen <dave.hansen@intel.com>
Cc: Hugh Dickins <hughd@google.com>, Andrea Arcangeli <aarcange@redhat.com>,
        Andrew Morton <akpm@linux-foundation.org>,
        Vlastimil Babka <vbabka@suse.cz>, Christoph Lameter <cl@gentwo.org>,
        Naoya Horiguchi <n-horiguchi@ah.jp.nec.com>,
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        Sasha Levin <sasha.levin@oracle.com>, linux-kernel@vger.kernel.org,
        linux-mm@kvack.org
Subject: Re: [PATCHv2 18/28] thp: prepare change_huge_pmd() for file thp
Message-ID: <20160216101547.GF46557@black.fi.intel.com>
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On Fri, Feb 12, 2016 at 10:48:59AM -0800, Dave Hansen wrote:
> On 02/11/2016 06:21 AM, Kirill A. Shutemov wrote:
> > change_huge_pmd() has assert which is not relvant for file page.
> > For shared mapping it's perfectly fine to have page table entry
> > writable, without explicit mkwrite.
> 
> Should we have the bug only trigger on anonymous VMAs instead of
> removing it?

Makes sense.

-- 
 Kirill A. Shutemov