Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933157AbcDSQBm (ORCPT ); Tue, 19 Apr 2016 12:01:42 -0400 Received: from mga01.intel.com ([192.55.52.88]:17521 "EHLO mga01.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932919AbcDSQBk (ORCPT ); Tue, 19 Apr 2016 12:01:40 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,506,1455004800"; d="gz'50?scan'50,208,50";a="688815342" Date: Wed, 20 Apr 2016 00:01:08 +0800 From: kbuild test robot To: Liang Li Cc: kbuild-all@01.org, mst@redhat.com, viro@zeniv.linux.org.uk, linux-kernel@vger.kernel.org, quintela@redhat.com, amit.shah@redhat.com, pbonzini@redhat.com, dgilbert@redhat.com, linux-mm@kvack.org, kvm@vger.kernel.org, qemu-devel@nongnu.org, agraf@suse.de, borntraeger@de.ibm.com, Liang Li Subject: Re: [PATCH kernel 1/2] mm: add the related functions to build the free page bitmap Message-ID: <201604200003.mbi2rLmF%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="x+6KMIRAuhnl3hBn" Content-Disposition: inline In-Reply-To: <1461076474-3864-2-git-send-email-liang.z.li@intel.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-SA-Exim-Connect-IP: X-SA-Exim-Mail-From: fengguang.wu@intel.com X-SA-Exim-Scanned: No (on bee); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 8613 Lines: 137 --x+6KMIRAuhnl3hBn Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi, [auto build test ERROR on v4.6-rc4] [also build test ERROR on next-20160419] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Liang-Li/speed-up-live-migration-by-skipping-free-pages/20160419-224707 config: arm-allnoconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm All errors (new ones prefixed by >>): mm/built-in.o: In function `get_free_pages': >> :(.text+0x3db4): undefined reference to `drop_cache' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation --x+6KMIRAuhnl3hBn Content-Type: application/octet-stream Content-Disposition: attachment; filename=".config.gz" Content-Transfer-Encoding: base64 H4sICGRVFlcAAy5jb25maWcAjVzbc9s2s3/vX8FJz0M7c5r4FteZM34AQVBERRIMAUqyXziK zCSa2JI/Xdr6vz+7ICXxslC+zHRqcxf3xe5vL/Cvv/zqsf1u/TLfLRfz5+c371u1qjbzXfXk fV0+V//nBcpLlfFEIM17YI6Xq/2/H+abF+/m/e37iz82ixtvXG1W1bPH16uvy297aLxcr375 9Reu0lCOSpYn92+HX/SDLnWRZSo3umRZUoqkiJmRKj3xpKqUCjnKhGWtpobxsckZF4ceTrRY 8XEgshbhV68h1S1k/jmM2eg4uLfceqv1zttWu0Mf+VSLpJzxaMSCoGTxSOXSRK25j0QqcsnL aCrkKDJDAmex9HNmRBmImD20ViREUAYJwwXhOow40VjOo9OWFFmufKFP5IngRuW69JkW9xf/ 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