Received: by 2002:a25:8b91:0:0:0:0:0 with SMTP id j17csp3165172ybl; Mon, 20 Jan 2020 17:26:31 -0800 (PST) X-Google-Smtp-Source: APXvYqzW81ZpeHHkSsGgrpuimByWj90lIzsQ7TrfbVi9hXdecO81D+J5DKY1DYbYLfgb2YiIVTfK X-Received: by 2002:a05:6808:143:: with SMTP id h3mr1241491oie.61.1579569990892; Mon, 20 Jan 2020 17:26:30 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1579569990; cv=none; d=google.com; s=arc-20160816; b=wZfp4T26BL0hngzhYMgizZ2jI8p8jxAnUj3tmLhTrcEpc/cUTotOdY1ljYNMhUVQ2v 6sgBwUr1Y5g+lRK+22FNwUcsDPB79B/ElcuDXO5q20ca5ihAqhhvB1l3DM8IDPfhNngP AJ1+wZgDr7dKNjvVX4h1fkXJlPBKUu1lIew1XV/uJF1HapaXYTYgEjrQlMaEQ035TRrV JixSa+0RBDUylZGchiV2CttlJ6sq9wFLo2YBi8DhA2FJwxqKyZS2kNuLouR8QSyJTrEo 8krD4h0Eldh2P0Llg2Xo8m6eaR4LnspiAwhW2Q3kGbVU0LioF0hnSLW313kNtYtQB3Sj 1JCw== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:in-reply-to :content-disposition:mime-version:references:reply-to:message-id :subject:cc:to:from:date; bh=EUmGEN05XZMNkxph0DdnGKDAStULRe3wVMOnbrNtrlw=; b=Kf8em4xATcj28skmUJTxET/cE6aYZdyUfF/ZT0UKVBHrypRh2qlgk9jpEql3SNF6BV e9uiC1YwLGPN9lZzQBM0WFhek9BbDR8/4Ozf4LiG1jXHqDoGQvhmm7ypl1D45ZOccArP 3Ll+evDInWjnWuixCl7sOhKbbRQTXnU7iRPQWTDR29+2eZRHC78vhslfFBqz2vSPFSJF CQFo2AYP2Cu2On7h19kamna5kpM5fsP0p4UWM4zY9wg6mb81yGo8dzrigwayt+sl3p5D kv0HgY3p+0fN7liUJzQSQcwR0wpZKY5sdW5Hhlx8GqGpcRD4sJsD31TxyWkwf0Dh3bh3 TCvw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id q66si17392519oig.65.2020.01.20.17.25.49; Mon, 20 Jan 2020 17:26:30 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728935AbgAUBWs (ORCPT + 99 others); Mon, 20 Jan 2020 20:22:48 -0500 Received: from mga09.intel.com ([134.134.136.24]:14818 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728668AbgAUBWs (ORCPT ); Mon, 20 Jan 2020 20:22:48 -0500 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 20 Jan 2020 17:22:47 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,344,1574150400"; d="scan'208";a="275166647" Received: from richard.sh.intel.com (HELO localhost) ([10.239.159.54]) by FMSMGA003.fm.intel.com with ESMTP; 20 Jan 2020 17:22:44 -0800 Date: Tue, 21 Jan 2020 09:22:56 +0800 From: Wei Yang To: Michal Hocko Cc: Wei Yang , akpm@linux-foundation.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, yang.shi@linux.alibaba.com Subject: Re: [PATCH 8/8] mm/migrate.c: use break instead of goto out_flush Message-ID: <20200121012256.GB1567@richard> Reply-To: Wei Yang References: <20200119030636.11899-1-richardw.yang@linux.intel.com> <20200119030636.11899-9-richardw.yang@linux.intel.com> <20200120100328.GS18451@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200120100328.GS18451@dhcp22.suse.cz> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 20, 2020 at 11:03:28AM +0100, Michal Hocko wrote: >On Sun 19-01-20 11:06:36, Wei Yang wrote: >> Label out_flush is just outside the loop, so break the loop is enough. > >I find the explicit label easier to follow than breaking out of the >loop. Especially when there is another break out of the loop with a >different label. > >While the patch is correct I find the resulting code worse readable. > ok, as you wish. -- Wei Yang Help you, Help me