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=-10.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable 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 5562CC433ED for ; Sun, 18 Apr 2021 18:36:08 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [112.213.38.117]) (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 865B6610E9 for ; Sun, 18 Apr 2021 18:36:07 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 865B6610E9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=csgroup.eu Authentication-Results: mail.kernel.org; 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Sun, 18 Apr 2021 20:35:34 +0200 (CEST) Received: from messagerie.si.c-s.fr (messagerie.si.c-s.fr [192.168.25.192]) by pegase1.c-s.fr (Postfix) with ESMTP id 4FNdtG1mqtz9twvl; Sun, 18 Apr 2021 20:35:34 +0200 (CEST) Received: from localhost (localhost [127.0.0.1]) by messagerie.si.c-s.fr (Postfix) with ESMTP id C3B298B79B; Sun, 18 Apr 2021 20:35:37 +0200 (CEST) X-Virus-Scanned: amavisd-new at c-s.fr Received: from messagerie.si.c-s.fr ([127.0.0.1]) by localhost (messagerie.si.c-s.fr [127.0.0.1]) (amavisd-new, port 10023) with ESMTP id Qh9Hr9gyU_oQ; Sun, 18 Apr 2021 20:35:37 +0200 (CEST) Received: from [192.168.4.90] (unknown [192.168.4.90]) by messagerie.si.c-s.fr (Postfix) with ESMTP id 506898B797; Sun, 18 Apr 2021 20:35:37 +0200 (CEST) Subject: Re: mmu.c:undefined reference to `patch__hash_page_A0' To: Randy Dunlap , kernel test robot References: <202102271820.WlZCxtzY-lkp@intel.com> <06227600-c5c5-3da7-a495-ae0b0849b62d@infradead.org> <0a301d17-136c-df65-17cc-3c9ddbe06de8@infradead.org> From: Christophe Leroy Message-ID: <2eff6845-2695-b82c-9e37-43685abc5cd6@csgroup.eu> Date: Sun, 18 Apr 2021 20:35:29 +0200 User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:78.0) Gecko/20100101 Thunderbird/78.9.1 MIME-Version: 1.0 In-Reply-To: <0a301d17-136c-df65-17cc-3c9ddbe06de8@infradead.org> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Language: fr Content-Transfer-Encoding: 8bit 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: PowerPC , kbuild-all@lists.01.org, linux-kernel@vger.kernel.org Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" Le 18/04/2021 à 19:15, Randy Dunlap a écrit : > On 4/18/21 3:43 AM, Christophe Leroy wrote: >> >> >> Le 18/04/2021 à 02:02, Randy Dunlap a écrit : >>> HI-- >>> >>> I no longer see this build error. >> >> Fixed by https://github.com/torvalds/linux/commit/acdad8fb4a1574323db88f98a38b630691574e16 >> >>> However: >>> >>> On 2/27/21 2:24 AM, kernel test robot wrote: >>>> tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master >>>> head: 3fb6d0e00efc958d01c2f109c8453033a2d96796 >>>> commit: 259149cf7c3c6195e6199e045ca988c31d081cab powerpc/32s: Only build hash code when CONFIG_PPC_BOOK3S_604 is selected >>>> date: 4 weeks ago >>>> config: powerpc64-randconfig-r013-20210227 (attached as .config) >>> >>> ktr/lkp, this is a PPC32 .config file that is attached, not PPC64. >>> >>> Also: >>> >>>> compiler: powerpc-linux-gcc (GCC) 9.3.0 >> >> ... >> >>> >>> I do see this build error: >>> >>> powerpc-linux-ld: arch/powerpc/boot/wrapper.a(decompress.o): in function `partial_decompress': >>> decompress.c:(.text+0x1f0): undefined reference to `__decompress' >>> >>> when either >>> CONFIG_KERNEL_LZO=y >>> or >>> CONFIG_KERNEL_LZMA=y >>> >>> but the build succeeds when either >>> CONFIG_KERNEL_GZIP=y >>> or >>> CONFIG_KERNEL_XZ=y >>> >>> I guess that is due to arch/powerpc/boot/decompress.c doing this: >>> >>> #ifdef CONFIG_KERNEL_GZIP >>> # include "decompress_inflate.c" >>> #endif >>> >>> #ifdef CONFIG_KERNEL_XZ >>> # include "xz_config.h" >>> # include "../../../lib/decompress_unxz.c" >>> #endif >>> >>> >>> It would be nice to require one of KERNEL_GZIP or KERNEL_XZ >>> to be set/enabled (maybe unless a uImage is being built?). >> >> >> Can you test by https://patchwork.ozlabs.org/project/linuxppc-dev/patch/a74fce4dfc9fa32da6ce3470bbedcecf795de1ec.1591189069.git.christophe.leroy@csgroup.eu/ ? > > Hi Christophe, > > I get build errors for both LZO and LZMA: Ok, the patch is almost 1 year old, I guess there has been changes that break it. Will see if I can find some time to look at it. Christophe