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=-9.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT 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 15E75C433FF for ; Sun, 28 Jul 2019 23:53:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id E21482070D for ; Sun, 28 Jul 2019 23:53:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726277AbfG1XxZ (ORCPT ); Sun, 28 Jul 2019 19:53:25 -0400 Received: from mail-wm1-f67.google.com ([209.85.128.67]:32857 "EHLO mail-wm1-f67.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726183AbfG1XxZ (ORCPT ); Sun, 28 Jul 2019 19:53:25 -0400 Received: by mail-wm1-f67.google.com with SMTP id h19so41793502wme.0 for ; Sun, 28 Jul 2019 16:53:23 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=tvo/EwR/TGSGrQyzo/cMXEKKXBvLMa9Iahv6vvH3r34=; b=P2qP8PxUKwvDuhQpbDXmKVDOUh97k9xw1pctNB4qwCydm0dejcS6zKLgm7yQq6V3RN 3XOYmF4zaIYvQAQg8VI97Wq+vBJHa0UlNDhWv3cpgWu5P2O2MiDvyRQzJUkP94tcYXN3 GxwmRFITYy3XT6inYdB1O7cKMhSuGEVy3Ud7RJILIvbUYcvLgpBRZDHlC9u7WteKY901 B7Mh8bot+a4TXrDkg/VZkjo7MA7tjugObdNaYlc0SR/K8yC/OOR3GxTv+njeNNbLouAV 9BvxiCuuQ7Sk4IPi2YiifOm535eaKMF0umY/MSPN4y5ZmZtGKYFdcPRItMPSYV+nn/hz EApQ== X-Gm-Message-State: APjAAAVD5LLKQ7/MDb5/l2RVbR7NaCO7w9LX0qVEdbcU6XEgzcngkLp4 HfX20lufMmEs1YRdET2F9WjffQ== X-Google-Smtp-Source: APXvYqyrf0yR/xR9XDHVAOLqyW+RE3cSUi27Kfx+HycDIwlyHe4GqDgHnO+RWx5o6/Hn29vCCquabw== X-Received: by 2002:a05:600c:34d:: with SMTP id u13mr69665580wmd.48.1564358003263; Sun, 28 Jul 2019 16:53:23 -0700 (PDT) Received: from mcroce-redhat.homenet.telecomitalia.it (host221-208-dynamic.27-79-r.retail.telecomitalia.it. [79.27.208.221]) by smtp.gmail.com with ESMTPSA id h16sm63516938wrv.88.2019.07.28.16.53.22 (version=TLS1_3 cipher=AEAD-AES256-GCM-SHA384 bits=256/256); Sun, 28 Jul 2019 16:53:22 -0700 (PDT) From: Matteo Croce To: linux-arm-kernel@lists.infradead.org Cc: Will Deacon , Mark Rutland , linux-kernel@vger.kernel.org Subject: [PATCH] arm_pmu: mark expected switch fall-through Date: Mon, 29 Jul 2019 01:53:20 +0200 Message-Id: <20190728235320.8600-1-mcroce@redhat.com> X-Mailer: git-send-email 2.21.0 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Mark switch cases where we are expecting to fall through, fixes the following warning: drivers/perf/arm_pmu.c: In function ‘cpu_pm_pmu_notify’: drivers/perf/arm_pmu.c:726:3: warning: this statement may fall through [-Wimplicit-fallthrough=] cpu_pm_pmu_setup(armpmu, cmd); ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ drivers/perf/arm_pmu.c:727:2: note: here case CPU_PM_ENTER_FAILED: ^~~~ Signed-off-by: Matteo Croce --- drivers/perf/arm_pmu.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index 2d06b8095a19..3eb711066a22 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -724,6 +724,7 @@ static int cpu_pm_pmu_notify(struct notifier_block *b, unsigned long cmd, break; case CPU_PM_EXIT: cpu_pm_pmu_setup(armpmu, cmd); + /* fallthrough */ case CPU_PM_ENTER_FAILED: armpmu->start(armpmu); break; -- 2.21.0