From nobody Thu Dec 18 03:20:35 2025 Delivered-To: importer@patchew.org Received-SPF: pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) client-ip=192.237.175.120; envelope-from=xen-devel-bounces@lists.xenproject.org; helo=lists.xenproject.org; Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of lists.xenproject.org designates 192.237.175.120 as permitted sender) smtp.mailfrom=xen-devel-bounces@lists.xenproject.org; dmarc=fail(p=none dis=none) header.from=arm.com Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 1662501053491207.1947049703973; Tue, 6 Sep 2022 14:50:53 -0700 (PDT) Received: from list by lists.xenproject.org with outflank-mailman.400411.642154 (Exim 4.92) (envelope-from ) id 1oVgSp-0004Qs-PU; Tue, 06 Sep 2022 21:50:35 +0000 Received: by outflank-mailman (output) from mailman id 400411.642154; Tue, 06 Sep 2022 21:50:35 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1oVgSp-0004Qe-L9; Tue, 06 Sep 2022 21:50:35 +0000 Received: by outflank-mailman (input) for mailman id 400411; Tue, 06 Sep 2022 21:50:34 +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 1oVgIP-0000Cs-HA for xen-devel@lists.xenproject.org; Tue, 06 Sep 2022 21:39:49 +0000 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by se1-gles-flk1.inumbo.com (Halon) with ESMTP id dc1713fa-2dca-11ed-af93-0125da4c0113; Tue, 06 Sep 2022 12:01:22 +0200 (CEST) Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 5F8D8176C; Tue, 6 Sep 2022 03:01:29 -0700 (PDT) Received: from e109506.cambridge.arm.com (e109506.cambridge.arm.com [10.1.199.62]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id 1F1DA3F534; Tue, 6 Sep 2022 03:01:22 -0700 (PDT) X-Outflank-Mailman: Message body and most headers restored to incoming version 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: dc1713fa-2dca-11ed-af93-0125da4c0113 From: Rahul Singh To: xen-devel@lists.xenproject.org Cc: "Gustavo A. R. Silva" , Bertrand Marquis , Stefano Stabellini , Julien Grall , Volodymyr Babchuk , kernel test robot Subject: [PATCH v4 09/10] xen/arm: smmuv3: Fix fall-through warning for Clang Date: Tue, 6 Sep 2022 10:55:56 +0100 Message-Id: <8ac83afdb6be598dc9965f86041f5a515486a7c4.1662455798.git.rahul.singh@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZM-MESSAGEID: 1662501054603100003 Content-Type: text/plain; charset="utf-8" From: "Gustavo A. R. Silva" Backport Linux commit 5a1ab5c0299a. This is the clean backport without any changes. Fix the following fallthrough warning (arm64-randconfig with Clang): drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c:382:2: warning: unannotated fal= l-through between switch labels [-Wimplicit-fallthrough] Reported-by: kernel test robot Link: https://lore.kernel.org/lkml/60edca25.k00ut905IFBjPyt5%25lkp@intel.co= m/ Signed-off-by: Gustavo A. R. Silva Origin: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 5a= 1ab5c0299a Signed-off-by: Rahul Singh Acked-by: Stefano Stabellini --- Changes in v4: - Move Stefano Acked-by after Signed-off Changes in v3: - Added Stefano Acked-by. Changes in v2: - fix commit msg. --- xen/drivers/passthrough/arm/smmu-v3.c | 1 + 1 file changed, 1 insertion(+) diff --git a/xen/drivers/passthrough/arm/smmu-v3.c b/xen/drivers/passthroug= h/arm/smmu-v3.c index c47e7dea04..b8ca4b0a24 100644 --- a/xen/drivers/passthrough/arm/smmu-v3.c +++ b/xen/drivers/passthrough/arm/smmu-v3.c @@ -492,6 +492,7 @@ static void arm_smmu_cmdq_skip_err(struct arm_smmu_devi= ce *smmu) switch (idx) { case CMDQ_ERR_CERROR_ABT_IDX: dev_err(smmu->dev, "retrying command fetch\n"); + return; case CMDQ_ERR_CERROR_NONE_IDX: return; case CMDQ_ERR_CERROR_ATC_INV_IDX: --=20 2.25.1