From patchwork Wed Aug 9 11:02:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nicola Vetrini X-Patchwork-Id: 13347782 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 A3709C04FE1 for ; Wed, 9 Aug 2023 11:03:11 +0000 (UTC) Received: from list by lists.xenproject.org with outflank-mailman.580902.909428 (Exim 4.92) (envelope-from ) id 1qTgxy-0000Tf-S4; Wed, 09 Aug 2023 11:03:02 +0000 X-Outflank-Mailman: Message body and most headers restored to incoming version Received: by outflank-mailman (output) from mailman id 580902.909428; Wed, 09 Aug 2023 11:03:02 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1qTgxy-0000SI-ON; Wed, 09 Aug 2023 11:03:02 +0000 Received: by outflank-mailman (input) for mailman id 580902; Wed, 09 Aug 2023 11:03:00 +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 1qTgxw-0007K6-Q3 for xen-devel@lists.xenproject.org; Wed, 09 Aug 2023 11:03:00 +0000 Received: from support.bugseng.com (mail.bugseng.com [162.55.131.47]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id 4d11c6ae-36a4-11ee-8613-37d641c3527e; Wed, 09 Aug 2023 13:02:59 +0200 (CEST) Received: from nico.bugseng.com (unknown [147.123.100.131]) by support.bugseng.com (Postfix) with ESMTPSA id 6A39B4EE0746; Wed, 9 Aug 2023 13:02:58 +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: 4d11c6ae-36a4-11ee-8613-37d641c3527e 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, Nicola Vetrini , Julien Grall , Bertrand Marquis , Volodymyr Babchuk Subject: [XEN PATCH 6/8] xen/arm: mm: address MISRA C:2012 Rule 8.4 Date: Wed, 9 Aug 2023 13:02:39 +0200 Message-Id: <67163dc4bc2e44d3f70f9c49295b993663d2fd5a.1691575243.git.nicola.vetrini@bugseng.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: References: MIME-Version: 1.0 Add a declaration for the variable 'init_ttbr' to resolve the violation of Rule 8.4 present in the associated source file 'mm.c'. No functional changes. Signed-off-by: Nicola Vetrini Reviewed-by: Luca Fancellu Reviewed-by: Stefano Stabellini --- xen/arch/arm/include/asm/mm.h | 3 +++ 1 file changed, 3 insertions(+) diff --git a/xen/arch/arm/include/asm/mm.h b/xen/arch/arm/include/asm/mm.h index 5b530f0f40..698e54aff0 100644 --- a/xen/arch/arm/include/asm/mm.h +++ b/xen/arch/arm/include/asm/mm.h @@ -165,6 +165,9 @@ struct page_info #define _PGC_need_scrub _PGC_allocated #define PGC_need_scrub PGC_allocated +/* Non-boot CPUs use this to find the correct pagetables. */ +extern uint64_t init_ttbr; + extern mfn_t directmap_mfn_start, directmap_mfn_end; extern vaddr_t directmap_virt_end; #ifdef CONFIG_ARM_64