From patchwork Fri Oct 6 08:26:06 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicola Vetrini X-Patchwork-Id: 13411121 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 C0AE3E92FFA for ; Fri, 6 Oct 2023 08:26:30 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.613303.953762 (Exim 4.92) (envelope-from ) id 1qogA9-0006Xf-61; Fri, 06 Oct 2023 08:26:21 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 613303.953762; Fri, 06 Oct 2023 08:26:21 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1qogA9-0006X1-2p; Fri, 06 Oct 2023 08:26:21 +0000 Received: by outflank-mailman (input) for mailman id 613303; Fri, 06 Oct 2023 08:26:19 +0000 Received: from se1-gles-sth1-in.inumbo.com ([159.253.27.254] helo=se1-gles-sth1.inumbo.com) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1qogA7-0006Fk-U6 for xen-devel@lists.xenproject.org; Fri, 06 Oct 2023 08:26:19 +0000 Received: from support.bugseng.com (mail.bugseng.com [162.55.131.47]) by se1-gles-sth1.inumbo.com (Halon) with ESMTPS id 062776ce-6422-11ee-98d3-6d05b1d4d9a1; Fri, 06 Oct 2023 10:26:19 +0200 (CEST) Received: from nico.bugseng.com (unknown [147.123.100.131]) by support.bugseng.com (Postfix) with ESMTPSA id 2DC6D4EE073D; Fri, 6 Oct 2023 10:26:18 +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: 062776ce-6422-11ee-98d3-6d05b1d4d9a1 From: Nicola Vetrini To: xen-devel@lists.xenproject.org Cc: sstabellini@kernel.org, michal.orzel@amd.com, xenia.ragiadakou@amd.com, ayan.kumar.halder@amd.com, consulting@bugseng.com, jbeulich@suse.com, andrew.cooper3@citrix.com, roger.pau@citrix.com, Nicola Vetrini , George Dunlap , Julien Grall , Wei Liu Subject: [XEN PATCH][for-4.19 3/9] xen/pdx: amend definition of PDX_GROUP_COUNT Date: Fri, 6 Oct 2023 10:26:06 +0200 Message-Id: <370da41f72fa55c95a97268c250efc76a33d93d3.1696514677.git.nicola.vetrini@bugseng.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 The definition of PDX_GROUP_COUNT causes violations of MISRA C:2012 Rule 10.1, therefore the problematic part now uses the LOWEST_POW2 macro, which encapsulates the pattern. Signed-off-by: Nicola Vetrini --- xen/include/xen/pdx.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/xen/include/xen/pdx.h b/xen/include/xen/pdx.h index f3fbc4273aa4..5b88a4a2cd86 100644 --- a/xen/include/xen/pdx.h +++ b/xen/include/xen/pdx.h @@ -72,7 +72,7 @@ extern unsigned long max_pdx; #define PDX_GROUP_COUNT ((1 << PDX_GROUP_SHIFT) / \ - (sizeof(*frame_table) & -sizeof(*frame_table))) + (LOWEST_POW2(sizeof(*frame_table)))) extern unsigned long pdx_group_valid[]; /**