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=-21.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT, USER_IN_DEF_DKIM_WL 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 C3E56C56202 for ; Wed, 18 Nov 2020 00:08:02 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 570ED221FB for ; Wed, 18 Nov 2020 00:08:02 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="ddMrpjFp" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728796AbgKRAIB (ORCPT ); Tue, 17 Nov 2020 19:08:01 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:47350 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726205AbgKRAIB (ORCPT ); Tue, 17 Nov 2020 19:08:01 -0500 Received: from mail-qt1-x84a.google.com (mail-qt1-x84a.google.com [IPv6:2607:f8b0:4864:20::84a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E5C53C0613CF for ; Tue, 17 Nov 2020 16:08:00 -0800 (PST) Received: by mail-qt1-x84a.google.com with SMTP id x20so215436qts.19 for ; Tue, 17 Nov 2020 16:08:00 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=sender:date:message-id:mime-version:subject:from:to:cc; bh=V3tvIh5NHv05LPYSP9VOlCUVLr3gN78y2A44GlQ/+zg=; b=ddMrpjFpXh0ci590xEOLW7SJSIup4OgtQiHQGQ7qJKT5bTz6H0JhT6g/+XnLsGuqbE agLaFQDvs9x5ip/ZvJHe5SBw+tta4FuWRorIhOOJWouCuHJ5oxSiyiM0Dq0oRCepln3C UrY8dPQfN5sC6c6tLJzmPWnJOM7U3NffOmxi+/2T++V/wj6NzikDg8L4Jbrj3f+exuLK mlof4+m6FaWVdUzULd3YtCJRpJb4/kPeVPLW0HR2gdpHiy4vxMG50vv83YtD801HkeyP m1WJRCVkpX7fUJ6zGSuVfQRljJUTzEIrWttcMSALDzYdh3AQG1MZslH8qTzVqRj26HFJ +qHw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:message-id:mime-version:subject:from :to:cc; bh=V3tvIh5NHv05LPYSP9VOlCUVLr3gN78y2A44GlQ/+zg=; b=idn4AalrotiClkWtY3AhRNdvCFR0f3BCQqdbpTQFt/PLHQPhAtl6P+Jyu/NT4SnmXv Riz+79jWHay7reHVgMQ8MDdmc1UkcgaiO74UQhG3kth8gqxHcOyFtzQDKUEFHJI6iEOL vkKzx0bheafgK+k2pLGzbvXkQ4HotceZZWgr7M9UxqcEa5o9eSYvXMUbe8d+NPc9rAma h2CRGHgr47HO2Mgdp9pFVEtmWOeRTool8hHRQd29x6JMHjl5SI9PSgEBUWnrTBVZsLF3 ao+uWIa5IdR1Zji1FY19iq+U5Zbj8CWxr6zPnBMYCwYELNY0tZ0ybI1JDDhtMhMxzFkK QFqQ== X-Gm-Message-State: AOAM533MFFJCCSHaPKzostFCVPES4ON7lqAruzDp1UNfrBGA/IDIOtWd H4C/S7xCZR+KM4pKCGAKmLf7Gt/wsC7Yu7M7BCc= X-Google-Smtp-Source: ABdhPJxyT4QSqjiO/hV2SGyByZFsZRA7niNoQlakX/V0MDwLgNhsF7VsvTbGKPGQxyGwFCBQLO7iPm/RgWu/MnQ8oPg= Sender: "ndesaulniers via sendgmr" X-Received: from ndesaulniers1.mtv.corp.google.com ([2620:15c:211:202:f693:9fff:fef4:4d25]) (user=ndesaulniers job=sendgmr) by 2002:a0c:f185:: with SMTP id m5mr2278509qvl.27.1605658080093; Tue, 17 Nov 2020 16:08:00 -0800 (PST) Date: Tue, 17 Nov 2020 16:07:48 -0800 Message-Id: <20201118000751.845172-1-ndesaulniers@google.com> Mime-Version: 1.0 X-Mailer: git-send-email 2.29.2.299.gdc1121823c-goog Subject: [PATCH v2 0/3] PPC: Fix -Wimplicit-fallthrough for clang From: Nick Desaulniers To: "Gustavo A . R . Silva" Cc: Nathan Chancellor , Miguel Ojeda , Michael Ellerman , Benjamin Herrenschmidt , Paul Mackerras , clang-built-linux@googlegroups.com, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, Arvind Sankar , Nick Desaulniers Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org While cleaning up the last few -Wimplicit-fallthrough warnings in tree for Clang, I noticed commit 6a9dc5fd6170d ("lib: Revert use of fallthrough pseudo-keyword in lib/") which seemed to undo a bunch of fixes in lib/ due to breakage in arch/powerpc/boot/ not including compiler_types.h. We don't need compiler_types.h for the definition of `fallthrough`, simply compiler_attributes.h. Include that, revert the revert to lib/, and fix the last remaining cases I observed for powernv_defconfig. Changes V1->V2: * collect tags via b4 (fix Gustavo's tag as per Miguel in patch 2/3). * reword commit message of patch 1/3 as per Arvind. * reformat patch 2/3 as per kernel test robot and Gustavo. Nick Desaulniers (3): powerpc: boot: include compiler_attributes.h Revert "lib: Revert use of fallthrough pseudo-keyword in lib/" powerpc: fix -Wimplicit-fallthrough arch/powerpc/boot/Makefile | 1 + arch/powerpc/boot/decompress.c | 1 - arch/powerpc/kernel/prom_init.c | 1 + arch/powerpc/kernel/uprobes.c | 1 + arch/powerpc/perf/imc-pmu.c | 1 + lib/asn1_decoder.c | 4 ++-- lib/assoc_array.c | 2 +- lib/bootconfig.c | 4 ++-- lib/cmdline.c | 10 ++++----- lib/dim/net_dim.c | 2 +- lib/dim/rdma_dim.c | 4 ++-- lib/glob.c | 2 +- lib/siphash.c | 36 ++++++++++++++++----------------- lib/ts_fsm.c | 2 +- lib/vsprintf.c | 14 ++++++------- lib/xz/xz_dec_lzma2.c | 4 ++-- lib/xz/xz_dec_stream.c | 16 +++++++-------- lib/zstd/bitstream.h | 10 ++++----- lib/zstd/compress.c | 2 +- lib/zstd/decompress.c | 12 +++++------ lib/zstd/huf_compress.c | 17 +++++++++++----- 21 files changed, 78 insertions(+), 68 deletions(-) -- 2.29.2.299.gdc1121823c-goog