From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jason Gunthorpe Subject: Re: [PATCH] lib/scatterlist: Provide a DMA page iterator Date: Sat, 5 Jan 2019 03:21:50 +0000 Message-ID: <20190105032142.GN28204@mellanox.com> References: <20190104223531.GA1705@ziepe.ca> <201901051046.ew7HAHfl%fengguang.wu@intel.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: quoted-printable Return-path: In-Reply-To: <201901051046.ew7HAHfl%fengguang.wu@intel.com> Content-Language: en-US Content-ID: <82C95609B764554287F500BCF927501B@eurprd05.prod.outlook.com> Sender: linux-kernel-owner@vger.kernel.org To: kbuild test robot Cc: "kbuild-all@01.org" , "linux-rdma@vger.kernel.org" , "linux-kernel@vger.kernel.org" , Christoph Hellwig , Shiraz Saleem , Imre Deak , Daniel Vetter , "linux-media@vger.kernel.org" , Yong Zhi , Sakari Ailus , Bingbu Cao , Tian Shu Qiu , Jian Xu Zheng , Sinclair Yeh , Thomas Hellstrom , "dri-devel@lists.freedesktop.org" List-Id: linux-rdma@vger.kernel.org On Sat, Jan 05, 2019 at 10:37:17AM +0800, kbuild test robot wrote: > Hi Jason, >=20 > I love your patch! Yet something to improve: >=20 > [auto build test ERROR on linus/master] > [also build test ERROR on v4.20 next-20190103] > [if your patch is applied to the wrong git tree, please drop us a note to= help improve the system] >=20 > url: https://github.com/0day-ci/linux/commits/Jason-Gunthorpe/lib-scat= terlist-Provide-a-DMA-page-iterator/20190105-081739 > config: x86_64-randconfig-x017-201900 (attached as .config) > compiler: gcc-7 (Debian 7.3.0-1) 7.3.0 > reproduce: > # save the attached .config to linux build tree > make ARCH=3Dx86_64=20 >=20 > All error/warnings (new ones prefixed by >>): >=20 > In file included from lib/scatterlist.c:9:0: > >> include/linux/export.h:81:20: error: redefinition of '__kstrtab___sg_p= age_iter_next' > static const char __kstrtab_##sym[] \ > ^ > include/linux/export.h:120:25: note: in expansion of macro '___EXPORT_= SYMBOL' > #define __EXPORT_SYMBOL ___EXPORT_SYMBOL > ^~~~~~~~~~~~~~~~ > include/linux/export.h:124:2: note: in expansion of macro '__EXPORT_SY= MBOL' > __EXPORT_SYMBOL(sym, "") > ^~~~~~~~~~~~~~~ > >> lib/scatterlist.c:652:1: note: in expansion of macro 'EXPORT_SYMBOL' > EXPORT_SYMBOL(__sg_page_iter_next); > ^~~~~~~~~~~~~ Woops, should be __sg_page_dma_iter_next.. Will resend after getting some feedback. Jason