From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-qg0-f49.google.com (mail-qg0-f49.google.com [209.85.192.49]) by kanga.kvack.org (Postfix) with ESMTP id AFABD6B0254 for ; Fri, 31 Jul 2015 10:47:50 -0400 (EDT) Received: by qgeu79 with SMTP id u79so47265931qge.1 for ; Fri, 31 Jul 2015 07:47:50 -0700 (PDT) Received: from mx1.redhat.com (mx1.redhat.com. [209.132.183.28]) by mx.google.com with ESMTPS id 21si6023574qhh.47.2015.07.31.07.47.49 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Fri, 31 Jul 2015 07:47:50 -0700 (PDT) Message-ID: <55BB8A8F.9080504@redhat.com> Date: Fri, 31 Jul 2015 16:47:43 +0200 From: Jerome Marchand MIME-Version: 1.0 Subject: Re: [PATCHv9 05/36] mm: adjust FOLL_SPLIT for new refcounting References: <1437402069-105900-1-git-send-email-kirill.shutemov@linux.intel.com> <1437402069-105900-6-git-send-email-kirill.shutemov@linux.intel.com> In-Reply-To: <1437402069-105900-6-git-send-email-kirill.shutemov@linux.intel.com> Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="FBbngEo5wk9wTBSbfBEsnErjG8RhlaaM5" Sender: owner-linux-mm@kvack.org List-ID: To: "Kirill A. Shutemov" , Andrew Morton , Andrea Arcangeli , Hugh Dickins Cc: Dave Hansen , Mel Gorman , Rik van Riel , Vlastimil Babka , Christoph Lameter , Naoya Horiguchi , Steve Capper , "Aneesh Kumar K.V" , Johannes Weiner , Michal Hocko , Sasha Levin , linux-kernel@vger.kernel.org, linux-mm@kvack.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --FBbngEo5wk9wTBSbfBEsnErjG8RhlaaM5 Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: quoted-printable On 07/20/2015 04:20 PM, Kirill A. Shutemov wrote: > We need to prepare kernel to allow transhuge pages to be mapped with > ptes too. We need to handle FOLL_SPLIT in follow_page_pte(). >=20 > Also we use split_huge_page() directly instead of split_huge_page_pmd()= =2E > split_huge_page_pmd() will gone. >=20 > Signed-off-by: Kirill A. Shutemov > Tested-by: Sasha Levin > Tested-by: Aneesh Kumar K.V > Acked-by: Vlastimil Babka Acked-by: Jerome Marchand > --- > mm/gup.c | 67 +++++++++++++++++++++++++++++++++++++++++++++++---------= -------- > 1 file changed, 49 insertions(+), 18 deletions(-) >=20 --FBbngEo5wk9wTBSbfBEsnErjG8RhlaaM5 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2 iQEcBAEBCAAGBQJVu4qPAAoJEHTzHJCtsuoCDKsIAJeSWO/ooM3Fl1ziG0wgOcaU rSsdlbnH0vi+AWh03ILFxZhY9/mz95YZT3xyn52AzKnvqeQZR740lxUQsCp+uD3v tyqFapPOVAt5grg7Jq8k2tNAZGKdknvlXwWPn0Z6CmfzxwjwngxT/d1Dx7Q6T3T3 8WwHUAQ5hD8agym5nWfS58q+j1BRMvMH6apC6gXqVaVjpAEE0K6O+4blgreBYUkh 6P++ZqJjAUZrPD690PeoK7+W49FwJ7o6s3jJ9YvmbuGTOXyTeBIUfUE38NqWV0ZF 9W3ECUbznkGjV2pocgQn1wTKLMUbZP0uYDT1KDd1YoR2byGU0T/9TFLCo52eTTo= =tQCl -----END PGP SIGNATURE----- --FBbngEo5wk9wTBSbfBEsnErjG8RhlaaM5-- -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org