From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr0-f198.google.com (mail-wr0-f198.google.com [209.85.128.198]) by kanga.kvack.org (Postfix) with ESMTP id 65CC66B0033 for ; Mon, 27 Nov 2017 01:22:28 -0500 (EST) Received: by mail-wr0-f198.google.com with SMTP id o14so17916593wrf.6 for ; Sun, 26 Nov 2017 22:22:28 -0800 (PST) Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com. [148.163.158.5]) by mx.google.com with ESMTPS id s29si913707eds.510.2017.11.26.22.22.26 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Sun, 26 Nov 2017 22:22:27 -0800 (PST) Received: from pps.filterd (m0098414.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.21/8.16.0.21) with SMTP id vAR6JYFg086700 for ; Mon, 27 Nov 2017 01:22:26 -0500 Received: from e06smtp13.uk.ibm.com (e06smtp13.uk.ibm.com [195.75.94.109]) by mx0b-001b2d01.pphosted.com with ESMTP id 2eg8tr1xrf-1 (version=TLSv1.2 cipher=AES256-SHA bits=256 verify=NOT) for ; Mon, 27 Nov 2017 01:22:25 -0500 Received: from localhost by e06smtp13.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Mon, 27 Nov 2017 06:22:23 -0000 Subject: Re: [PATCH resend] mm/page_alloc: fix comment is __get_free_pages References: <1511594447-3836-1-git-send-email-chenjiankang1@huawei.com> From: Anshuman Khandual Date: Mon, 27 Nov 2017 11:52:15 +0530 MIME-Version: 1.0 In-Reply-To: <1511594447-3836-1-git-send-email-chenjiankang1@huawei.com> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Message-Id: Sender: owner-linux-mm@kvack.org List-ID: To: JianKang Chen , akpm@linux-foundation.org, mhocko@suse.com, mgorman@techsingularity.net, hillf.zj@alibaba-inc.com Cc: hannes@cmpxchg.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, xieyisheng1@huawei.com, guohanjun@huawei.com, wangkefeng.wang@huawei.com On 11/25/2017 12:50 PM, JianKang Chen wrote: > From: Jiankang Chen > > __get_free_pages will return an 64bit address in 64bit System > like arm64 or x86_64. And this comment really confuse new bigenner of > mm. Normally its not 64 bit virtual address though CPU architecture supports 64 bits. But yes, specifying it as general virtual address without number of bits is better. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org