From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.2 required=3.0 tests=FROM_EXCESS_BASE64, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 41308C3A59B for ; Fri, 30 Aug 2019 20:07:21 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 6F42623430 for ; Fri, 30 Aug 2019 20:07:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 6F42623430 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=suse.de Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 46Kr9d6qP8zDqW0 for ; Sat, 31 Aug 2019 06:07:17 +1000 (AEST) Authentication-Results: lists.ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=suse.de (client-ip=195.135.220.15; helo=mx1.suse.de; envelope-from=msuchanek@suse.de; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=none (p=none dis=none) header.from=suse.de Received: from mx1.suse.de (mx2.suse.de [195.135.220.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 46Kr6w6qHCzDqMy for ; Sat, 31 Aug 2019 06:04:55 +1000 (AEST) X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id F1F9DABE7; Fri, 30 Aug 2019 20:04:51 +0000 (UTC) Date: Fri, 30 Aug 2019 22:04:51 +0200 From: Michal =?UTF-8?B?U3VjaMOhbmVr?= To: kbuild test robot Subject: Re: [PATCH v2 4/4] powerpc/64: system call implement the bulk of the logic in C Message-ID: <20190830220451.74183fa0@kitsune.suse.cz> In-Reply-To: <201908310210.jvudTAn4%lkp@intel.com> References: <20190827135548.21457-5-npiggin@gmail.com> <201908310210.jvudTAn4%lkp@intel.com> Organization: SUSE Linux X-Mailer: Claws Mail 3.17.1 (GTK+ 2.24.32; x86_64-suse-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linuxppc-dev@lists.ozlabs.org, kbuild-all@01.org, Nicholas Piggin Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" On Sat, 31 Aug 2019 02:48:26 +0800 kbuild test robot wrote: > Hi Nicholas, > > I love your patch! Yet something to improve: > > [auto build test ERROR on linus/master] > [cannot apply to v5.3-rc6 next-20190830] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/Nicholas-Piggin/powerpc-64-syscalls-in-C/20190828-064221 > config: powerpc64-defconfig (attached as .config) > compiler: powerpc64-linux-gcc (GCC) 7.4.0 > reproduce: > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # save the attached .config to linux build tree > GCC_VERSION=7.4.0 make.cross ARCH=powerpc64 > > If you fix the issue, kindly add following tag > Reported-by: kbuild test robot > > All errors (new ones prefixed by >>): > > powerpc64-linux-ld: warning: orphan section `.gnu.hash' from `linker stubs' being placed in section `.gnu.hash'. > arch/powerpc/kernel/syscall_64.o: In function `.system_call_exception': > >> syscall_64.c:(.text+0x180): undefined reference to `.tabort_syscall' Interestingly it builds and boots for me. Is this something about dotted vs dotless symbols depending on some config options? I see there is _GLOBAL(ret_from_fork) just below so maybe we need _GLOBAL(tabort_syscall) instead of .globl tabort_syscall as well. Thanks Michal