From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 82A30ECE599 for ; Thu, 17 Oct 2019 00:43:47 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 510DD218DE for ; Thu, 17 Oct 2019 00:43:47 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 510DD218DE Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:52196 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iKttK-0007rp-D6 for qemu-devel@archiver.kernel.org; Wed, 16 Oct 2019 20:43:46 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:50650) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1iKtsZ-0007Ob-Un for qemu-devel@nongnu.org; Wed, 16 Oct 2019 20:43:00 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1iKtsX-0003ic-VS for qemu-devel@nongnu.org; Wed, 16 Oct 2019 20:42:59 -0400 Received: from mga14.intel.com ([192.55.52.115]:4310) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1iKtsW-0003fd-S5 for qemu-devel@nongnu.org; Wed, 16 Oct 2019 20:42:57 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 16 Oct 2019 17:42:50 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.67,305,1566889200"; d="scan'208";a="397353413" Received: from richard.sh.intel.com (HELO localhost) ([10.239.159.54]) by fmsmga006.fm.intel.com with ESMTP; 16 Oct 2019 17:42:48 -0700 Date: Thu, 17 Oct 2019 08:42:33 +0800 From: Wei Yang To: Richard Henderson Subject: Re: [PATCH] checkpatch: sugguest to use qemu_real_host_page_size instead of getpagesize() or sysconf(_SC_PAGESIZE) Message-ID: <20191017004233.GA12405@richard> References: <20191016012432.22731-1-richardw.yang@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.9.4 (2018-02-28) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.55.52.115 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Wei Yang Cc: thuth@redhat.com, berrange@redhat.com, qemu-devel@nongnu.org, Wei Yang , pbonzini@redhat.com, philmd@redhat.com, David Gibson Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Wed, Oct 16, 2019 at 08:43:32AM -0700, Richard Henderson wrote: >On 10/15/19 6:24 PM, Wei Yang wrote: >> if ($line =~ /\bbzero\(/) { >> ERROR("use memset() instead of bzero()\n" . $herecurr); >> } >> + if ($line =~ /getpagesize\(\)/) { >> + ERROR("use qemu_real_host_page_size instead of getpagesize()\n" . $herecurr); >> + } >> + if ($line =~ /sysconf\(_SC_PAGESIZE\)/) { > >Use \b to match beginning of symbol like bzero did? > You are right, thanks for the suggestion. > >r~ -- Wei Yang Help you, Help me