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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 CA59CC76188 for ; Fri, 19 Jul 2019 06:39:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9412C20651 for ; Fri, 19 Jul 2019 06:39:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727244AbfGSGjF (ORCPT ); Fri, 19 Jul 2019 02:39:05 -0400 Received: from Galois.linutronix.de ([193.142.43.55]:59375 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725616AbfGSGjF (ORCPT ); Fri, 19 Jul 2019 02:39:05 -0400 Received: from pd9ef1cb8.dip0.t-ipconnect.de ([217.239.28.184] helo=nanos) by Galois.linutronix.de with esmtpsa (TLS1.2:DHE_RSA_AES_256_CBC_SHA256:256) (Exim 4.80) (envelope-from ) id 1hoMXl-0006yq-Vq; Fri, 19 Jul 2019 08:39:02 +0200 Date: Fri, 19 Jul 2019 08:39:00 +0200 (CEST) From: Thomas Gleixner To: Nathan Chancellor cc: LKML , Nick Desaulniers , clang-built-linux , Josh Poimboeuf , x86@kernel.org, Arnd Bergmann Subject: Re: x86 - clang / objtool status In-Reply-To: <20190718205839.GA40219@archlinux-threadripper> Message-ID: References: <20190718205839.GA40219@archlinux-threadripper> User-Agent: Alpine 2.21 (DEB 202 2017-01-01) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-Linutronix-Spam-Score: -1.0 X-Linutronix-Spam-Level: - X-Linutronix-Spam-Status: No , -1.0 points, 5.0 required, ALL_TRUSTED=-1,SHORTCIRCUIT=-0.0001 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, 18 Jul 2019, Nathan Chancellor wrote: > Hi Thomas, > > I can't comment on the objtool stuff as it is a bit outside of my area > of expertise (probably going to be my next major learning project) but I > can comment on the other errors. > > On Thu, Jul 18, 2019 at 10:40:09PM +0200, Thomas Gleixner wrote: > > Build fails with: > > > > clang-10: error: unknown argument: '-mpreferred-stack-boundary=4' > > make[5]: *** [linux/scripts/Makefile.build:279: drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_resource.o] Error 1 > > Arnd sent a patch for this which has been picked up: > https://lore.kernel.org/lkml/CADnq5_Mm=Fj4AkFtuo+W_295q8r6DY3Sumo7gTG-McUYY=CeVg@mail.gmail.com/ Which I applied and now I get: ERROR: "__fixdfsi" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__eqdf2" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__truncdfsf2" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__nedf2" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__floatsidf" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__divdf3" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__adddf3" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__ledf2" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__subdf3" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__muldf3" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__fixunsdfsi" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__floatunsidf" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__extendsfdf2" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__gedf2" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__ltdf2" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__gtdf2" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! ERROR: "__floatdidf" [drivers/gpu/drm/amd/amdgpu/amdgpu.ko] undefined! make[2]: *** [/home/tglx/work/kernel/linus/linux/scripts/Makefile.modpost:91: __modpost] Error 1