From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f197.google.com (mail-io0-f197.google.com [209.85.223.197]) by kanga.kvack.org (Postfix) with ESMTP id 41F486B0292 for ; Thu, 25 May 2017 19:35:54 -0400 (EDT) Received: by mail-io0-f197.google.com with SMTP id l78so606491iod.4 for ; Thu, 25 May 2017 16:35:54 -0700 (PDT) Received: from NAM01-BN3-obe.outbound.protection.outlook.com (mail-bn3nam01on0097.outbound.protection.outlook.com. [104.47.33.97]) by mx.google.com with ESMTPS id v12si98269ite.91.2017.05.25.16.35.53 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-SHA bits=128/128); Thu, 25 May 2017 16:35:53 -0700 (PDT) From: "Zi Yan" Subject: Re: [PATCH v6 05/10] mm: thp: enable thp migration in generic path Date: Thu, 25 May 2017 19:35:40 -0400 Message-ID: In-Reply-To: <20170525154328.61a2b2ceef37183895d5ce43@linux-foundation.org> References: <201705260111.PCjyEyr4%fengguang.wu@intel.com> <138B8C07-2A41-40AA-9B4C-5F85FEFD6F0D@cs.rutgers.edu> <20170525154328.61a2b2ceef37183895d5ce43@linux-foundation.org> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="=_MailMate_06FFC045-7629-46BF-8F9F-5953B6063C72_="; micalg=pgp-sha512; protocol="application/pgp-signature" Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Morton Cc: kbuild test robot , kbuild-all@01.org, n-horiguchi@ah.jp.nec.com, kirill.shutemov@linux.intel.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, minchan@kernel.org, vbabka@suse.cz, mgorman@techsingularity.net, mhocko@kernel.org, khandual@linux.vnet.ibm.com, dnellans@nvidia.com, dave.hansen@intel.com This is an OpenPGP/MIME signed message (RFC 3156 and 4880). --=_MailMate_06FFC045-7629-46BF-8F9F-5953B6063C72_= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable On 25 May 2017, at 18:43, Andrew Morton wrote: > On Thu, 25 May 2017 13:19:54 -0400 "Zi Yan" wro= te: > >> On 25 May 2017, at 13:06, kbuild test robot wrote: >> >>> Hi Zi, >>> >>> [auto build test WARNING on mmotm/master] >>> [also build test WARNING on v4.12-rc2 next-20170525] >>> [if your patch is applied to the wrong git tree, please drop us a not= e to help improve the system] >>> >>> url: https://github.com/0day-ci/linux/commits/Zi-Yan/mm-page-migra= tion-enhancement-for-thp/20170526-003749 >>> base: git://git.cmpxchg.org/linux-mmotm.git master >>> config: i386-randconfig-x016-201721 (attached as .config) >>> compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 >>> reproduce: >>> # save the attached .config to linux build tree >>> make ARCH=3Di386 >>> >>> All warnings (new ones prefixed by >>): >>> >>> In file included from fs/proc/task_mmu.c:15:0: >>> include/linux/swapops.h: In function 'swp_entry_to_pmd': >>>>> include/linux/swapops.h:222:16: warning: missing braces around init= ializer [-Wmissing-braces] >>> return (pmd_t){{ 0 }}; >>> ^ >> >> The braces are added to eliminate the warning from "m68k-linux-gcc (GC= C) 4.9.0", >> which has the bug: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D5311= 9. > > I think we'd prefer to have a warning on m68k than on i386! Is there > something smarter we can do here? I will remove the braces in the next version. The bug is present in gcc 4.8 and 4.9 and m68k has newer gcc to use, so kbuild test robot needs to upgrade its m68k gcc (maybe it has done it)= =2E =E2=80=94 Best Regards, Yan Zi --=_MailMate_06FFC045-7629-46BF-8F9F-5953B6063C72_= Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc -----BEGIN PGP SIGNATURE----- Comment: GPGTools - https://gpgtools.org iQEcBAEBCgAGBQJZJ2pNAAoJEEGLLxGcTqbM0DUH/RvmgXFHm3AigVAoY+JcuKyy iqOVtPyYAo7IoKWvbWwYpMN0buMkBfaCqG5Ld+tkNvI6nXob3wxYihFSiaZNtUEQ axGjLVjy6wdGb+cvvi1dA6dZYAtsrENYhY8d61t9tY94pOgfc+LHIRHogjobPdaQ hnacU/jWfc4cRr4HgUllFgT082BFQKEEv7SJJjVcTRv2D2KiTqAPk7kINAZPWN02 VyLLrNS0mZJvl3DXlpd+wPU1crgNUAW9WcF39EH56OCbgD1Fg3X0jF+xolufKd64 61KL5na4B+bZ9zuZeOb0l37xTr3/hmsb/0ERm+yO6kjucWTdXx2gf+diNY2fnCc= =JDh7 -----END PGP SIGNATURE----- --=_MailMate_06FFC045-7629-46BF-8F9F-5953B6063C72_=-- -- 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