From patchwork Thu Mar 30 16:24:28 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 77308 Return-Path: Delivered-To: ouuuleilei@gmail.com Received: by 2002:a59:b0ea:0:b0:3b6:4342:cba0 with SMTP id b10csp1256205vqo; Thu, 30 Mar 2023 09:30:33 -0700 (PDT) X-Google-Smtp-Source: AKy350ZCGNMMWlMTGl7U5UqCLdbpqmvAsoatx4pg4qvA3pxDiD0ERA0x9gVsh+t2z4RUpQ/U99VU X-Received: by 2002:a05:6402:1002:b0:4fc:183d:ee18 with SMTP id c2-20020a056402100200b004fc183dee18mr23008607edu.35.1680193833147; Thu, 30 Mar 2023 09:30:33 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1680193833; cv=none; d=google.com; s=arc-20160816; b=z+aXTvPjeb9eOROkkutTCyXRbJCyP8Ta3f88ALlLal7TVMGLQpzrvFrgVm1ET+VAd/ iYT4ZJqBUPitepJRoBAedVJNgPYOe8Dhr4bG01WdkisUN+hypW6DfQ1pHlFBRN2RHIbp RmJSRHZEq9adsDhPeGsoFeGlgB3JylgWmmWfijPJRoHmALgm8N8SvGZJSptZMujkGSLL ykcgz6z97hoxbj0dGqxxqTz/FXDS02MYqJFZn2h2fgbBAqMVjbpNM12aMTlT9FCIpzJ5 TNnd32z784X5LVL+kl0vwtL30yvUt1Fa4gRd+rYKlIMpL+E8aqtcmGT2dt3tfGhlrBrS Zuvg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:mime-version :references:in-reply-to:message-id:date:subject:cc:to:from :dkim-signature; bh=z152FjkhHr7+T/uWvc/AiA1i2aTt4AGq5WJpjihd88Q=; b=N8xH2pksFnEE8sLmXh5J/nbxkdePsXA2gV8U8mX+ahlYHkViNIzMSApewc8z6g1hHO 3SVf4daUN1n65GQD2OSAY2fLGqqUVNj0IuVfjtCxonG+XI+AS+4pkTqk0XrZY70T4iXM Rj0okkuucwfmGhypBLNlBeHF//z2QitsA7Y8Kbo32j/y1qCwnRm9wnXNDtjGU+QS/BH2 B9U4om5F67QRNK569dk8FgTmrMQaGrQ/eobC/doDNim8VHIG3VIq3KLxXddbv5RflVVB 01boB3mlJpfiTn0jF2sbCTWWG/rBsokCcGxswCJv7wLlzFUjpq74cpeUv+fZNmbMpZQv sNqw== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=BMtTgumT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id d12-20020a170906344c00b0093151c078f0si19811ejb.467.2023.03.30.09.30.04; Thu, 30 Mar 2023 09:30:33 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@intel.com header.s=Intel header.b=BMtTgumT; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231867AbjC3Q2k (ORCPT + 99 others); Thu, 30 Mar 2023 12:28:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60314 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231590AbjC3Q2e (ORCPT ); Thu, 30 Mar 2023 12:28:34 -0400 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id A3F0EBDE5; Thu, 30 Mar 2023 09:28:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1680193710; x=1711729710; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=gIQa0UBc6rrUYtPkGDZ1t1xT6zplGxALb8OYgbohTeo=; b=BMtTgumTEElOfhQRh4w1CoFSlfi1IAEExZC2z1RKdIUvoIe6ccOxQVzV Rlksvnz+TcvSvVLgBTVVNHnv3EBmaC9Jdg26SckfEbnntjcaNkiJJkduh m4oUcxXM2199ksPs7gvzF+1LgO9qQToWjlEGN6L8oBajTJAuOKW2GgO8N bFBgi8gxJySCKoYEYvHJW0k0FHYB/J1zvzOvZ+OHAFlDGBrAbqdQ6itQ6 FlBGGA05YlYApYayjV7BP6ISso81/5cVOkvzXSErGBro1mVIKHNLLSFH9 fXvfsJRlgeuDd0n4MFFAh5vkidqwRdCSRQMSHS+pe5vQG+7X0A0wF0TNd w==; X-IronPort-AV: E=McAfee;i="6600,9927,10665"; a="427496004" X-IronPort-AV: E=Sophos;i="5.98,305,1673942400"; d="scan'208";a="427496004" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Mar 2023 09:28:29 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10665"; a="858971548" X-IronPort-AV: E=Sophos;i="5.98,305,1673942400"; d="scan'208";a="858971548" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga005.jf.intel.com with ESMTP; 30 Mar 2023 09:28:17 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id C528C14B; Thu, 30 Mar 2023 19:24:48 +0300 (EEST) From: Andy Shevchenko To: =?utf-8?q?Micka=C3=ABl_Sala=C3=BCn?= , Andy Shevchenko , =?utf-8?q?Krzysztof_Wi?= =?utf-8?q?lczy=C5=84ski?= , Mika Westerberg , Michael Ellerman , Randy Dunlap , Arnd Bergmann , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Niklas Schnelle , Bjorn Helgaas , "Rafael J. Wysocki" , =?utf-8?q?Pali_Roh=C3=A1r?= , "Maciej W. Rozycki" , Juergen Gross , Dominik Brodowski , linux-kernel@vger.kernel.org, linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mips@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-sh@vger.kernel.org, sparclinux@vger.kernel.org, linux-pci@vger.kernel.org, xen-devel@lists.xenproject.org, linux-acpi@vger.kernel.org Cc: Miguel Ojeda , Richard Henderson , Ivan Kokshaysky , Matt Turner , Russell King , Andrew Lunn , Sebastian Hesselbarth , Gregory Clement , Thomas Bogendoerfer , Nicholas Piggin , Christophe Leroy , Anatolij Gustschin , Yoshinori Sato , Rich Felker , John Paul Adrian Glaubitz , "David S. Miller" , Bjorn Helgaas , Stefano Stabellini , Oleksandr Tyshchenko Subject: [PATCH v8 1/7] kernel.h: Split out COUNT_ARGS() and CONCATENATE() Date: Thu, 30 Mar 2023 19:24:28 +0300 Message-Id: <20230330162434.35055-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.40.0.1.gaa8946217a0b In-Reply-To: <20230330162434.35055-1-andriy.shevchenko@linux.intel.com> References: <20230330162434.35055-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 X-Spam-Status: No, score=-2.4 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE,SPF_NONE autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1761810929019273130?= X-GMAIL-MSGID: =?utf-8?q?1761810929019273130?= kernel.h is being used as a dump for all kinds of stuff for a long time. The COUNT_ARGS() and CONCATENATE() macros may be used in some places without need of the full kernel.h dependency train with it. Here is the attempt on cleaning it up by splitting out these macros(). Signed-off-by: Andy Shevchenko --- include/linux/args.h | 13 +++++++++++++ include/linux/kernel.h | 8 +------- 2 files changed, 14 insertions(+), 7 deletions(-) create mode 100644 include/linux/args.h diff --git a/include/linux/args.h b/include/linux/args.h new file mode 100644 index 000000000000..16ef6fad8add --- /dev/null +++ b/include/linux/args.h @@ -0,0 +1,13 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +#ifndef _LINUX_ARGS_H +#define _LINUX_ARGS_H + +/* This counts to 12. Any more, it will return 13th argument. */ +#define __COUNT_ARGS(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _n, X...) _n +#define COUNT_ARGS(X...) __COUNT_ARGS(, ##X, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0) + +#define __CONCAT(a, b) a ## b +#define CONCATENATE(a, b) __CONCAT(a, b) + +#endif /* _LINUX_ARGS_H */ diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 0d91e0af0125..fa675d50d7b7 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -13,6 +13,7 @@ #include #include +#include #include #include #include @@ -457,13 +458,6 @@ ftrace_vprintk(const char *fmt, va_list ap) static inline void ftrace_dump(enum ftrace_dump_mode oops_dump_mode) { } #endif /* CONFIG_TRACING */ -/* This counts to 12. Any more, it will return 13th argument. */ -#define __COUNT_ARGS(_0, _1, _2, _3, _4, _5, _6, _7, _8, _9, _10, _11, _12, _n, X...) _n -#define COUNT_ARGS(X...) __COUNT_ARGS(, ##X, 12, 11, 10, 9, 8, 7, 6, 5, 4, 3, 2, 1, 0) - -#define __CONCAT(a, b) a ## b -#define CONCATENATE(a, b) __CONCAT(a, b) - /* Rebuild everything on CONFIG_FTRACE_MCOUNT_RECORD */ #ifdef CONFIG_FTRACE_MCOUNT_RECORD # define REBUILD_DUE_TO_FTRACE_MCOUNT_RECORD