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=-8.6 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS 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 2B6A0C433E0 for ; Tue, 16 Jun 2020 18:16:35 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 02EA9208B8 for ; Tue, 16 Jun 2020 18:16:34 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="VwXlS1g8" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729427AbgFPSQd (ORCPT ); Tue, 16 Jun 2020 14:16:33 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41404 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726282AbgFPSQc (ORCPT ); Tue, 16 Jun 2020 14:16:32 -0400 Received: from mail-ot1-x344.google.com (mail-ot1-x344.google.com [IPv6:2607:f8b0:4864:20::344]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AB92AC061573 for ; Tue, 16 Jun 2020 11:16:32 -0700 (PDT) Received: by mail-ot1-x344.google.com with SMTP id d4so2293681otk.2 for ; Tue, 16 Jun 2020 11:16:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=qcuAK03LOqO5mTPh575e+XVmEJ631aNvRC62w67+4Es=; b=VwXlS1g8JndYAbL6AkbODMzW9aRCCeCGS0qDzu9RlCSgpRk4sUz1xBpcwv3bWNtcPB W5PbX2EDusVm2vo3oUJSBM4wom1W/b3YCDLBAfKfoGGI9EC2NuLeh4tg7aiN4QaJJUbi a1vhJXJJ02M2DXWZ5xxm1S/yEeNog5tFnNQmKawPyccleEVlnq2MkNWb/BXT30lb4oSh qnEDSuE/QLwmUe2FJM+olU2Jipye8MCJbU7d5AMO8s5QufzyKU2y7qVm3ocuMb+ahVrI 5EgNpM2mbvKXkj1x10zQh0QhEK2v/1Lww3KG8+vNLaoGZBEP1u8nVQwBYPE0ePKD9Akj 0hog== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=qcuAK03LOqO5mTPh575e+XVmEJ631aNvRC62w67+4Es=; b=kI2vzLlJ12+Etb5tkZoHREHSv8egqJ54KbWMDdsXatsOK19i+PKJTIBNsjySIFpIdD tJs38Hxf5az1ohUMk34hr5/IU9yOsNRBY1k00SNAYxwsUcMN+5aZGYIX5rBb6XLDQK87 FBQQw3i0LTfJ2aHWOajnVzM30y4malzwag3a3vU5uW8Ah7kDfV4S1b7vw1cMTcy31e7p +lBLPIYUaPy/ATpSJ9Dl+qVKaFyGSSdp137cpSN/JcFNRF9KmjEr3wK3x95vdUVlCx/2 6nFWQwROg6/W6bYP9KOGbkcD4DvZ6GNyjHbz4BJo8HtDG8KAncvcriqn5qpar2bRjGbb ALMQ== X-Gm-Message-State: AOAM5308RU/Nwm1OryARtLOWhP6rnsAD+v3ODuTLPflhCM3rm8o9lCmb ADwOibZnTx4AZXIZOEKVBtsJi/sg X-Google-Smtp-Source: ABdhPJwoE+mTtd0wmJ6Kg/2ki2jL/MPCf6DRi0jct0cmYlu66QwZ4K5VQV/Otr0QY9SFijmmPVCXBw== X-Received: by 2002:a9d:604e:: with SMTP id v14mr3605300otj.39.1592331391962; Tue, 16 Jun 2020 11:16:31 -0700 (PDT) Received: from ubuntu-n2-xlarge-x86 ([2604:1380:4111:8b00::3]) by smtp.gmail.com with ESMTPSA id k84sm4329177oia.3.2020.06.16.11.16.31 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 16 Jun 2020 11:16:31 -0700 (PDT) Date: Tue, 16 Jun 2020 11:16:30 -0700 From: Nathan Chancellor To: Michal Simek Cc: Christophe Leroy , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman , arnd@arndb.de, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, clang-built-linux@googlegroups.com Subject: Re: [PATCH v5 01/13] powerpc: Remove Xilinx PPC405/PPC440 support Message-ID: <20200616181630.GA3403678@ubuntu-n2-xlarge-x86> References: <8c593895e2cb57d232d85ce4d8c3a1aa7f0869cc.1590079968.git.christophe.leroy@csgroup.eu> <20200616002720.GA1307277@ubuntu-n2-xlarge-x86> <68503e5e-7456-b81c-e43d-27cb331a4b72@xilinx.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <68503e5e-7456-b81c-e43d-27cb331a4b72@xilinx.com> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Michal, On Tue, Jun 16, 2020 at 04:45:20PM +0200, Michal Simek wrote: > > > On 16. 06. 20 2:27, Nathan Chancellor wrote: > > On Thu, May 21, 2020 at 04:55:52PM +0000, Christophe Leroy wrote: > >> From: Michal Simek > >> > >> The latest Xilinx design tools called ISE and EDK has been released in > >> October 2013. New tool doesn't support any PPC405/PPC440 new designs. > >> These platforms are no longer supported and tested. > >> > >> PowerPC 405/440 port is orphan from 2013 by > >> commit cdeb89943bfc ("MAINTAINERS: Fix incorrect status tag") and > >> commit 19624236cce1 ("MAINTAINERS: Update Grant's email address and maintainership") > >> that's why it is time to remove the support fot these platforms. > >> > >> Signed-off-by: Michal Simek > >> Acked-by: Arnd Bergmann > >> Signed-off-by: Christophe Leroy > > > > This patch causes qemu-system-ppc to fail to load ppc44x_defconfig: > > > > $ make -skj"$(nproc)" ARCH=powerpc CROSS_COMPILE=powerpc-linux- O=out/ppc distclean ppc44x_defconfig zImage > > > > $ timeout --foreground 30s unbuffer \ > > qemu-system-ppc \ > > -machine bamboo \ > > Did you bisect it that you found that this patch is causing problem for > you on any bamboo machine? > > Or this was caused by the whole series? > > Thanks, > Michal Yes, this conclusion was the result of the following bisect: $ cat test.sh #!/usr/bin/env bash cd "${HOME}"/src/linux || exit 125 set -x PATH=${HOME}/toolchains/gcc/10.1.0/bin:${PATH} \ make -skj"$(nproc)" ARCH=powerpc CROSS_COMPILE=powerpc-linux- O=out/ppc32 distclean ppc44x_defconfig zImage || exit 125 "${HOME}"/cbl/github/boot-utils/boot-qemu.sh -a ppc32 -k out/ppc32 -t 30s $ git bisect start v5.8-rc1 v5.7 ... $ git bisect run test.sh ... $ git bisect log # bad: [b3a9e3b9622ae10064826dccb4f7a52bd88c7407] Linux 5.8-rc1 # good: [3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162] Linux 5.7 git bisect start 'v5.8-rc1' 'v5.7' # good: [ee01c4d72adffb7d424535adf630f2955748fa8b] Merge branch 'akpm' (patches from Andrew) git bisect good ee01c4d72adffb7d424535adf630f2955748fa8b # bad: [6f2dc3d335457d9c815be9f4fd3dc8eff92fcef7] Merge tag 'dma-mapping-5.8-2' of git://git.infradead.org/users/hch/dma-mapping git bisect bad 6f2dc3d335457d9c815be9f4fd3dc8eff92fcef7 # skip: [828f3e18e1cb98c68fc6db4d5113513d4a267775] Merge tag 'arm-drivers-5.8' of git://git.kernel.org/pub/scm/linux/kernel/git/soc/soc git bisect skip 828f3e18e1cb98c68fc6db4d5113513d4a267775 # good: [c46241a370a61f0f264791abb9fc869016e749ce] powerpc/pkeys: Check vma before returning key fault error to the user git bisect good c46241a370a61f0f264791abb9fc869016e749ce # good: [3f0be4df50a7854a831c80a74d7cf2cfd61f2fde] Merge tag 'versatile-dts-v5.8-1' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-integrator into arm/dt git bisect good 3f0be4df50a7854a831c80a74d7cf2cfd61f2fde # bad: [bd55e792de0844631d34487d43eaf3f13294ebfe] powerpc/module_64: Use special stub for _mcount() with -mprofile-kernel git bisect bad bd55e792de0844631d34487d43eaf3f13294ebfe # good: [303e6a9ddcdc168e92253c78cdb4bbe1e10d78b3] powerpc/watchpoint: Convert thread_struct->hw_brk to an array git bisect good 303e6a9ddcdc168e92253c78cdb4bbe1e10d78b3 # good: [0755e85570a4615ca674ad6489d44d63916f1f3e] powerpc/xive: Do not expose a debugfs file when XIVE is disabled git bisect good 0755e85570a4615ca674ad6489d44d63916f1f3e # bad: [b4ac18eead28611ff470d0f47a35c4e0ac080d9c] powerpc/perf/hv-24x7: Fix inconsistent output values incase multiple hv-24x7 events run git bisect bad b4ac18eead28611ff470d0f47a35c4e0ac080d9c # bad: [3aacaa719b7bf135551cabde2480e8f7bfdf7c7d] powerpc/40x: Don't save CR in SPRN_SPRG_SCRATCH6 git bisect bad 3aacaa719b7bf135551cabde2480e8f7bfdf7c7d # bad: [1b5c0967ab8aa9424cdd5108de4e055d8aeaa9d0] powerpc/40x: Remove support for IBM 403GCX git bisect bad 1b5c0967ab8aa9424cdd5108de4e055d8aeaa9d0 # good: [0bdad33d6bd7b80722e2f9e588d3d7c6d6e34978] powerpc/64: Refactor interrupt exit irq disabling sequence git bisect good 0bdad33d6bd7b80722e2f9e588d3d7c6d6e34978 # bad: [2c74e2586bb96012ffc05f1c819b05d9cad86d6e] powerpc/40x: Rework 40x PTE access and TLB miss git bisect bad 2c74e2586bb96012ffc05f1c819b05d9cad86d6e # bad: [7ade8495dcfd788a76e6877c9ea86f5207369ea4] powerpc: Remove Xilinx PPC405/PPC440 support git bisect bad 7ade8495dcfd788a76e6877c9ea86f5207369ea4 # first bad commit: [7ade8495dcfd788a76e6877c9ea86f5207369ea4] powerpc: Remove Xilinx PPC405/PPC440 support