Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932414AbcDSO5W (ORCPT ); Tue, 19 Apr 2016 10:57:22 -0400 Received: from mga11.intel.com ([192.55.52.93]:31443 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932106AbcDSO5U (ORCPT ); Tue, 19 Apr 2016 10:57:20 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,506,1455004800"; d="gz'50?scan'50,208,50";a="935676311" Date: Tue, 19 Apr 2016 22:56:10 +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: <201604192252.BjPKvFfp%fengguang.wu@intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="PNTmBPCT7hxwcZjr" 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: 9494 Lines: 150 --PNTmBPCT7hxwcZjr 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: i386-tinyconfig (attached as .config) reproduce: # save the attached .config to linux build tree make ARCH=i386 All errors (new ones prefixed by >>): mm/built-in.o: In function `get_free_pages': >> (.text+0x3ff6): undefined reference to `drop_cache' --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation --PNTmBPCT7hxwcZjr Content-Type: application/octet-stream Content-Disposition: attachment; filename=".config.gz" Content-Transfer-Encoding: base64 H4sICNxFFlcAAy5jb25maWcAjFxbc9s4sn7fX8HKnIeZqpOb7XgzdcoPEAmKGBEkQ4CS7BeW RqYT1diSV5eZ5N+fboAUbw1lt2pqY3QDxKX76wsa+uVfv3jsdNy9rI6b9er5+Yf3tdpW+9Wx evSeNs/V/3lB6iWp9ngg9Dtgjjfb0/f3m+vPt97Nu9t3H97u1zferNpvq2fP322fNl9P0Huz 2/7rF+D20yQU0/L2ZiK0tzl4293RO1THf9Xty8+35fXV3Y/O3+0fIlE6L3wt0qQMuJ8GPG+J aaGzQpdhmkum795Uz0/XV29xVm8aDpb7EfQL7Z93b1b79bf33z/fvl+bWR7MGsrH6sn+fe4X p/4s4FmpiixLc91+Umnmz3TOfD6mSVm0f5gvS8myMk+CElauSimSu8+X6Gx59/GWZvBTmTH9 03F6bL3hEs6DUk3LQLIy5slUR+1cpzzhufBLoRjSx4RowcU00sPVsfsyYnNeZn4ZBn5LzReK y3LpR1MWBCWLp2kudCTH4/osFpOcaQ5nFLP7wfgRU6WfFWUOtCVFY37Ey1gkcBbigbccZlKK 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