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=-2.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham 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 7A75BC43382 for ; Wed, 26 Sep 2018 13:44:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 210C020842 for ; Wed, 26 Sep 2018 13:44:00 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 210C020842 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.vnet.ibm.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727528AbeIZT47 (ORCPT ); Wed, 26 Sep 2018 15:56:59 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:59274 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727187AbeIZT47 (ORCPT ); Wed, 26 Sep 2018 15:56:59 -0400 Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.16.0.22/8.16.0.22) with SMTP id w8QDdssX100524 for ; Wed, 26 Sep 2018 09:43:57 -0400 Received: from e06smtp04.uk.ibm.com (e06smtp04.uk.ibm.com [195.75.94.100]) by mx0b-001b2d01.pphosted.com with ESMTP id 2mr9j3nk42-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Wed, 26 Sep 2018 09:43:56 -0400 Received: from localhost by e06smtp04.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted for from ; Wed, 26 Sep 2018 14:43:54 +0100 Received: from b06cxnps4074.portsmouth.uk.ibm.com (9.149.109.196) by e06smtp04.uk.ibm.com (192.168.101.134) with IBM ESMTP SMTP Gateway: Authorized Use Only! Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Wed, 26 Sep 2018 14:43:41 +0100 Received: from d06av26.portsmouth.uk.ibm.com (d06av26.portsmouth.uk.ibm.com [9.149.105.62]) by b06cxnps4074.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id w8QDheYJ66191598 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=FAIL); Wed, 26 Sep 2018 13:43:41 GMT Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6C388AE051; Wed, 26 Sep 2018 16:42:40 +0100 (BST) Received: from d06av26.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2AC3AAE04D; Wed, 26 Sep 2018 16:42:37 +0100 (BST) Received: from rapoport-lnx (unknown [9.148.8.124]) by d06av26.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Wed, 26 Sep 2018 16:42:37 +0100 (BST) Date: Wed, 26 Sep 2018 16:43:35 +0300 From: Mike Rapoport To: Michal Hocko Cc: linux-mm@kvack.org, Andrew Morton , Catalin Marinas , Chris Zankel , "David S. Miller" , Geert Uytterhoeven , Greentime Hu , Greg Kroah-Hartman , Guan Xuetao , Ingo Molnar , "James E.J. Bottomley" , Jonas Bonn , Jonathan Corbet , Ley Foon Tan , Mark Salter , Martin Schwidefsky , Matt Turner , Michael Ellerman , Michal Simek , Palmer Dabbelt , Paul Burton , Richard Kuo , Richard Weinberger , Rich Felker , Russell King , Serge Semin , Thomas Gleixner , Tony Luck , Vineet Gupta , Yoshinori Sato , linux-alpha@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-c6x-dev@linux-c6x.org, linux-hexagon@vger.kernel.org, linux-ia64@vger.kernel.org, linux-kernel@vger.kernel.org, linux-m68k@lists.linux-m68k.org, linux-mips@linux-mips.org, linux-parisc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, linux-sh@vger.kernel.org, linux-snps-arc@lists.infradead.org, linux-um@lists.infradead.org, nios2-dev@lists.rocketboards.org, openrisc@lists.librecores.org, sparclinux@vger.kernel.org, uclinux-h8-devel@lists.sourceforge.jp Subject: Re: [PATCH 14/30] memblock: add align parameter to memblock_alloc_node() References: <1536927045-23536-1-git-send-email-rppt@linux.vnet.ibm.com> <1536927045-23536-15-git-send-email-rppt@linux.vnet.ibm.com> <20180926093127.GO6278@dhcp22.suse.cz> <20180926093648.GP6278@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20180926093648.GP6278@dhcp22.suse.cz> User-Agent: Mutt/1.5.24 (2015-08-30) X-TM-AS-GCONF: 00 x-cbid: 18092613-0016-0000-0000-0000020ADB24 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 18092613-0017-0000-0000-00003261FAEB Message-Id: <20180926134335.GF4628@rapoport-lnx> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2018-09-26_06:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1015 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=878 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1807170000 definitions=main-1809260134 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Sep 26, 2018 at 11:36:48AM +0200, Michal Hocko wrote: > On Wed 26-09-18 11:31:27, Michal Hocko wrote: > > On Fri 14-09-18 15:10:29, Mike Rapoport wrote: > > > With the align parameter memblock_alloc_node() can be used as drop in > > > replacement for alloc_bootmem_pages_node() and __alloc_bootmem_node(), > > > which is done in the following patches. > > > > /me confused. Why do we need this patch at all? Maybe it should be > > folded into the later patch you are refereing here? > > OK, I can see 1536927045-23536-17-git-send-email-rppt@linux.vnet.ibm.com > now. If you are going to repost for whatever reason please merge those > two. Also I would get rid of the implicit "0 implies SMP_CACHE_BYTES" > behavior. It is subtle and you have to dig deep to find that out. Why > not make it explicit? Agree. I'd just prefer to make it a separate patch rather then resend the whole series. > -- > Michal Hocko > SUSE Labs > -- Sincerely yours, Mike.