From nobody Fri May 10 03:12:37 2024 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; dkim=pass; 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=pass(p=none dis=none) header.from=kernel.org ARC-Seal: i=1; a=rsa-sha256; t=1694204883; cv=none; d=zohomail.com; s=zohoarc; b=iasOSkG3/15cvdelCst8iCDUBFKyfJHW6SDl0g70h03anP5Oa742074dnlPdOkybEmIet1ikTejWozsU/q/rArrJH4beCxIoCbxGDFOOB3qHrJl/iD0nyRZsjSnaEHUxge6iDDSyBNEWrv9WljiAcvAfly8C2vabR6V/hBhVVuo= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=zohomail.com; s=zohoarc; t=1694204883; h=Content-Transfer-Encoding:Cc:Date:From:List-Subscribe:List-Post:List-Id:List-Help:List-Unsubscribe:MIME-Version:Message-ID:Sender:Subject:To; bh=uiSlgfrqZSGhMPyNbAMTQ/SckNvh2u9eDKHuNAM5i30=; b=cjjiR9lCWP9yvn7Hv62B+n1mgN9ADKC3UX5cwCNOmLEYuikpomvFBvfOLv1DTSMo34bc9EjeiV63hAsJXn1RU03JxfQ+d3eKPQTZ+AlR/KzVZC78Hh8YQNCl3SqWAtuFj8m+4KIz+EuSHSbVqZj3UFMhx+S66jSVpPyA86PWOIc= ARC-Authentication-Results: i=1; mx.zohomail.com; dkim=pass; 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=pass header.from= (p=none dis=none) Return-Path: Received: from lists.xenproject.org (lists.xenproject.org [192.237.175.120]) by mx.zohomail.com with SMTPS id 1694204883779851.5948234184812; Fri, 8 Sep 2023 13:28:03 -0700 (PDT) Received: from list by lists.xenproject.org with outflank-mailman.598186.932772 (Exim 4.92) (envelope-from ) id 1qei4j-0004hA-B1; Fri, 08 Sep 2023 20:27:33 +0000 Received: by outflank-mailman (output) from mailman id 598186.932772; Fri, 08 Sep 2023 20:27:33 +0000 Received: from localhost ([127.0.0.1] helo=lists.xenproject.org) by lists.xenproject.org with esmtp (Exim 4.92) (envelope-from ) id 1qei4j-0004h3-5g; Fri, 08 Sep 2023 20:27:33 +0000 Received: by outflank-mailman (input) for mailman id 598186; Fri, 08 Sep 2023 20:27:32 +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 1qei4i-0004gY-2R for xen-devel@lists.xenproject.org; Fri, 08 Sep 2023 20:27:32 +0000 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by se1-gles-flk1.inumbo.com (Halon) with ESMTPS id 216267b4-4e86-11ee-9b0d-b553b5be7939; Fri, 08 Sep 2023 22:27:29 +0200 (CEST) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 1607D61558; Fri, 8 Sep 2023 20:27:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 12D8CC433C7; Fri, 8 Sep 2023 20:27:25 +0000 (UTC) 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: 216267b4-4e86-11ee-9b0d-b553b5be7939 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1694204847; bh=DTMmO7AYIwNZ6W4Gaw2rbvq67TMngWT+5KjJwP+VMiQ=; h=From:To:Cc:Subject:Date:From; b=eGrqoq9lpy6SDILAs5ZehXVbtmzA12zFn1IcveJ6MWfYeMwYQ/DpdSd9L/QYBmCQe el/NUlvCvHJr2hH4cARPTwrBmd5wd75EQf2RQUTLMuQfHvfq3eblg59rn5daGCovMm knJYEGjv1+cQwzel7b6JJeLpvOZqF06ZOt+0e+wyYSMV7BLd1xosQQltI8gXuI2Ci/ DyEbbD7vFoqCbqKIOtsduEILHFS/bVBx5npa0mQd7dyshg/vUpUewmCurp8sO/Nq5B HdvkKrveijYdwZysXQFySpB7+i+W7kYKjUBX7A00oKir9SECivrMJoUMpEi5ljlbvl nna29tsmiKTfg== From: Stefano Stabellini To: xen-devel@lists.xenproject.org Cc: jbeulich@suse.com, andrew.cooper3@citrix.com, roger.pau@citrix.com, julien@xen.org, sstabellini@kernel.org, george.dunlap@citrix.com, bertrand.marquis@arm.com, roberto.bagnara@bugseng.com, nicola.vetrini@bugseng.com, Stefano Stabellini Subject: [PATCH v3] docs/misra: add 14.3 Date: Fri, 8 Sep 2023 13:27:23 -0700 Message-Id: <20230908202723.1641469-1-sstabellini@kernel.org> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @kernel.org) X-ZM-MESSAGEID: 1694204884894100001 Content-Type: text/plain; charset="utf-8" From: Stefano Stabellini Add 14.3, with project-wide deviations. Also take the opportunity to clarify that parameters of function pointer types are expected to have names (Rule 8.2). Signed-off-by: Stefano Stabellini Acked-by: Bertrand Marquis Acked-by: Jan Beulich --- Changes in v3: - add , - add switch(sizeof(...)) and switch(offsetof(...)) --- docs/misra/rules.rst | 15 ++++++++++++++- 1 file changed, 14 insertions(+), 1 deletion(-) diff --git a/docs/misra/rules.rst b/docs/misra/rules.rst index 34916e266a..ac76e20a9c 100644 --- a/docs/misra/rules.rst +++ b/docs/misra/rules.rst @@ -234,7 +234,8 @@ maintainers if you want to suggest a change. * - `Rule 8.2 `_ - Required - Function types shall be in prototype form with named parameters - - + - Clarification: both function and function pointers types shall + have named parameters. =20 * - `Rule 8.3 `_ - Required @@ -385,6 +386,18 @@ maintainers if you want to suggest a change. - A loop counter shall not have essentially floating type - =20 + * - `Rule 14.3 `_ + - Required + - Controlling expressions shall not be invariant + - Due to the extensive usage of IS_ENABLED, sizeof compile-time + checks, and other constructs that are detected as errors by MISRA + C scanners, managing the configuration of a MISRA C scanner for + this rule would be unmanageable. Thus, this rule is adopted with + a project-wide deviation on if, ?:, switch(sizeof(...)), and + switch(offsetof(...)) statements. + + while(0) and while(1) and alike are allowed. + * - `Rule 16.7 `_ - Required - A switch-expression shall not have essentially Boolean type --=20 2.25.1