Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754182Ab3JMKH5 (ORCPT ); Sun, 13 Oct 2013 06:07:57 -0400 Received: from mail-pb0-f45.google.com ([209.85.160.45]:34843 "EHLO mail-pb0-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753952Ab3JMKHz (ORCPT ); Sun, 13 Oct 2013 06:07:55 -0400 Message-ID: <525A70EF.8000503@gmail.com> Date: Sun, 13 Oct 2013 18:07:43 +0800 From: Lennox Wu User-Agent: Mozilla/5.0 (Windows NT 6.2; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.0 MIME-Version: 1.0 To: "Kirill A. Shutemov" , Andrew Morton , Peter Zijlstra , Ingo Molnar CC: linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-arch@vger.kernel.org, Chen Liqin Subject: Re: [PATCH 25/34] score: handle pgtable_page_ctor() fail References: <1381428359-14843-1-git-send-email-kirill.shutemov@linux.intel.com> <1381428359-14843-26-git-send-email-kirill.shutemov@linux.intel.com> In-Reply-To: <1381428359-14843-26-git-send-email-kirill.shutemov@linux.intel.com> X-Enigmail-Version: 1.5.2 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="er0PeqXieLTmsBfs7UNSVDVx4wcWwM5RK" Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2208 Lines: 66 This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --er0PeqXieLTmsBfs7UNSVDVx4wcWwM5RK Content-Type: text/plain; charset=Big5 Content-Transfer-Encoding: quoted-printable Thanks. Acked-by: Lennox Wu =A9=F3 2013/10/11 =A4W=A4=C8 02:05, Kirill A. Shutemov =B4=A3=A8=EC: > Signed-off-by: Kirill A. Shutemov > Cc: Chen Liqin > Cc: Lennox Wu > --- > arch/score/include/asm/pgalloc.h | 9 ++++++--- > 1 file changed, 6 insertions(+), 3 deletions(-) > > diff --git a/arch/score/include/asm/pgalloc.h b/arch/score/include/asm/= pgalloc.h > index 059a61b707..2a861ffbd5 100644 > --- a/arch/score/include/asm/pgalloc.h > +++ b/arch/score/include/asm/pgalloc.h > @@ -54,9 +54,12 @@ static inline struct page *pte_alloc_one(struct mm_s= truct *mm, > struct page *pte; > =20 > pte =3D alloc_pages(GFP_KERNEL | __GFP_REPEAT, PTE_ORDER); > - if (pte) { > - clear_highpage(pte); > - pgtable_page_ctor(pte); > + if (!pte) > + return NULL; > + clear_highpage(pte); > + if (!pgtable_page_ctor(pte)) { > + __free_page(pte); > + return NULL; > } > return pte; > } --er0PeqXieLTmsBfs7UNSVDVx4wcWwM5RK Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (MingW32) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iQEVAwUBUlpw8hIBnItolwGVAQL/sQf/QneZCl4KA0apRznG3MOEsettXq6ekB7+ y0qtw81SJ/fUEVu9kPCzQByOYwRdgAoiSObTUKoFzzUQkCuHSm7AmZF1YUE2v7ne E2pMXv/haP0sNj8ZBMCYTZa/6TcC5sVsY1Rxwo0yB+BqxXcRh1pg37SIm/6Clf5i 7iHWkGNo5o+egq6bc7MJ9XtxejIahi202BnPZdGWeVUH8amxplDcmvd0WNpkArRd ds/39+NASiAJzP6WvNM5vBdKJccoEnkm7PJw13x5CbRs8COXexxZTQDoOPuBhZem P1Bloy85A0/k2S2nQc4Ql2jRnTZLaQIKUUEed2Wy5FuW3VOz2cBivg== =w5X6 -----END PGP SIGNATURE----- --er0PeqXieLTmsBfs7UNSVDVx4wcWwM5RK-- -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/