From patchwork Mon Jul 15 16:47:17 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Federico Serafini X-Patchwork-Id: 13733649 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C72E2C3DA59 for ; Mon, 15 Jul 2024 16:47:48 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.759066.1168643 (Exim 4.92) (envelope-from ) id 1sTOrT-0007jK-Qz; Mon, 15 Jul 2024 16:47:39 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 759066.1168643; Mon, 15 Jul 2024 16:47:39 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1sTOrT-0007iS-Jq; Mon, 15 Jul 2024 16:47:39 +0000 Received: by outflank-mailman (input) for mailman id 759066; Mon, 15 Jul 2024 16:47:38 +0000 Received: from se1-gles-flk1-in.inumbo.com ([94.247.172.50] helo=se1-gles-flk1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1sTOrS-0006CY-AS for xen-devel@lists.xenproject.org; Mon, 15 Jul 2024 16:47:38 +0000 Received: from support.bugseng.com (mail.bugseng.com [162.55.131.47]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id f08dee2b-42c9-11ef-8776-851b0ebba9a2; Mon, 15 Jul 2024 18:47:36 +0200 (CEST) Received: from truciolo.bugseng.com (unknown [37.163.111.28]) by support.bugseng.com (Postfix) with ESMTPSA id CC67B4EE0742; Mon, 15 Jul 2024 18:47:35 +0200 (CEST) X-BeenThere: xen-devel@lists.xenproject.org List-Id: Xen developer discussion List-Unsubscribe: , List-Post: List-Help: List-Subscribe: , Errors-To: xen-devel-bounces@lists.xenproject.org Precedence: list Sender: "Xen-devel" X-Inumbo-ID: f08dee2b-42c9-11ef-8776-851b0ebba9a2 From: Federico Serafini To: xen-devel@lists.xenproject.org Cc: consulting@bugseng.com, Federico Serafini , Stefano Stabellini Subject: [XEN PATCH v4 4/9] x86/vpmu: address violations of MISRA C Rule 16.3 Date: Mon, 15 Jul 2024 18:47:17 +0200 Message-Id: <67c30f4ef05846f8c3b371eb5fb2de4bd42eb5f1.1721050709.git.federico.serafini@bugseng.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 Add missing break statements to address violations of MISRA C Rule 16.3: "An unconditional `break' statement shall terminate every switch-clause". No functional change. Signed-off-by: Federico Serafini Reviewed-by: Stefano Stabellini --- xen/arch/x86/cpu/vpmu.c | 3 +++ xen/arch/x86/cpu/vpmu_intel.c | 2 ++ 2 files changed, 5 insertions(+) diff --git a/xen/arch/x86/cpu/vpmu.c b/xen/arch/x86/cpu/vpmu.c index a7bc0cd1fc..b2ba999412 100644 --- a/xen/arch/x86/cpu/vpmu.c +++ b/xen/arch/x86/cpu/vpmu.c @@ -663,6 +663,8 @@ long do_xenpmu_op( if ( pmu_params.version.maj != XENPMU_VER_MAJ ) return -EINVAL; + + break; } switch ( op ) @@ -776,6 +778,7 @@ long do_xenpmu_op( default: ret = -EINVAL; + break; } return ret; diff --git a/xen/arch/x86/cpu/vpmu_intel.c b/xen/arch/x86/cpu/vpmu_intel.c index cd414165df..26dd3a9358 100644 --- a/xen/arch/x86/cpu/vpmu_intel.c +++ b/xen/arch/x86/cpu/vpmu_intel.c @@ -666,6 +666,7 @@ static int cf_check core2_vpmu_do_wrmsr(unsigned int msr, uint64_t msr_content) xen_pmu_cntr_pair[tmp].control = msr_content; } + break; } if ( type != MSR_TYPE_GLOBAL ) @@ -713,6 +714,7 @@ static int cf_check core2_vpmu_do_rdmsr(unsigned int msr, uint64_t *msr_content) break; default: rdmsrl(msr, *msr_content); + break; } } else if ( msr == MSR_IA32_MISC_ENABLE )