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=-12.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MENTIONS_GIT_HOSTING,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 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 19995C433DB for ; Wed, 24 Feb 2021 02:39:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D3E3464EBA for ; Wed, 24 Feb 2021 02:39:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232898AbhBXCjm (ORCPT ); Tue, 23 Feb 2021 21:39:42 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44776 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232735AbhBXCjj (ORCPT ); Tue, 23 Feb 2021 21:39:39 -0500 Received: from casper.infradead.org (casper.infradead.org [IPv6:2001:8b0:10b:1236::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B2162C061574 for ; Tue, 23 Feb 2021 18:38:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=casper.20170209; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:Sender :Reply-To:Content-ID:Content-Description; bh=CfKc8Zl91y/e9nLuryOR1lxmVNVLD/3iL2XJbPBkUqo=; b=tG785LS2wbirihl4sE8m0cI9Gr 2aJlAkM06ZQASa1k3rFb0sqtPeKSynvNGMcUHoukaTfIjMqnQgFWNcSywZuDWBZNzACk9rfYDSy7S mpvLrX7ltXKt6y7KWQo84KKr0rOD76Igx/cdjFlOxVNiEK6PnRxQ2bMc0fHMjmxTiiI/7jtvZ8EK0 h/8A08SzGbfaHKSkfIiqNxS/fWsvppZgA2uIDQ7Aq/zS6rpKMskRcQzbpgXCH3ujRjij/I1va4aq5 1UpZHNNpc9UQEpLV8DT2BZjPJQtmqbWi+a3WIVChCyIhf58AMIHwx8RUsrxT2/9GKhrMT9pkwLHU4 uC2OV7MQ==; Received: from [2601:1c0:6280:3f0::6d64] by casper.infradead.org with esmtpsa (Exim 4.94 #2 (Red Hat Linux)) id 1lEk4j-008qGo-VM; Wed, 24 Feb 2021 02:38:54 +0000 Subject: Re: (.text.ks8851_probe_common+0x370): undefined reference to `__this_module' To: kernel test robot , Marek Vasut , arnd@arndb.de Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Andrew Lunn References: <202102221437.vHlLwHmG-lkp@intel.com> From: Randy Dunlap Message-ID: <33c7cb1f-b6c0-24bf-0e6c-23d5472e4c29@infradead.org> Date: Tue, 23 Feb 2021 18:38:49 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.7.0 MIME-Version: 1.0 In-Reply-To: <202102221437.vHlLwHmG-lkp@intel.com> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2/21/21 10:12 PM, kernel test robot wrote: > Hi Marek, > > FYI, the error/warning still remains. > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master > head: 31caf8b2a847214be856f843e251fc2ed2cd1075 > commit: ef3631220d2b3d8d14cf64464760505baa60d6ac net: ks8851: Register MDIO bus and the internal PHY > date: 7 weeks ago > config: parisc-randconfig-r034-20210222 (attached as .config) > compiler: hppa-linux-gcc (GCC) 9.3.0 > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ef3631220d2b3d8d14cf64464760505baa60d6ac > git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git > git fetch --no-tags linus master > git checkout ef3631220d2b3d8d14cf64464760505baa60d6ac > # save the attached .config to linux build tree > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=parisc > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot > > All errors (new ones prefixed by >>): > > hppa-linux-ld: drivers/net/ethernet/micrel/ks8851_common.o: in function `ks8851_probe_common': >>> (.text.ks8851_probe_common+0x370): undefined reference to `__this_module' >>> hppa-linux-ld: (.text.ks8851_probe_common+0x374): undefined reference to `__this_module' Hey Arnd- I wanted to see if you had any ideas about this problem. CONFIG_KS8851=y CONFIG_KS8851_MLL=m The problem is that 2 drivers share some common code, but in one case the shared code is builtin and for the other driver it is a loadable module. The common code is first built as builtin, so it does not have the "__this_module" symbol. Thanks.