From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S937455AbcHJSoL (ORCPT ); Wed, 10 Aug 2016 14:44:11 -0400 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:38102 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S964803AbcHJSoG (ORCPT ); Wed, 10 Aug 2016 14:44:06 -0400 X-IBM-Helo: d03dlp01.boulder.ibm.com X-IBM-MailFrom: arbab@linux.vnet.ibm.com Date: Wed, 10 Aug 2016 13:43:58 -0500 From: Reza Arbab To: Michael Ellerman Cc: Rob Herring , Mark Rutland , Benjamin Herrenschmidt , Paul Mackerras , Jonathan Corbet , Bharata B Rao , Nathan Fontenot , devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/4] powerpc/mm: movable hotplug memory nodes References: <1470680843-28702-1-git-send-email-arbab@linux.vnet.ibm.com> <87shucsypn.fsf@concordia.ellerman.id.au> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <87shucsypn.fsf@concordia.ellerman.id.au> Organization: IBM Linux Technology Center User-Agent: Mutt/1.5.21 (2010-09-15) X-TM-AS-GCONF: 00 X-Content-Scanned: Fidelis XPS MAILER x-cbid: 16081018-0024-0000-0000-0000144CDA68 X-IBM-SpamModules-Scores: X-IBM-SpamModules-Versions: BY=3.00005574; HX=3.00000240; KW=3.00000007; PH=3.00000004; SC=3.00000180; SDB=6.00742811; UDB=6.00349699; IPR=6.00515368; BA=6.00004655; NDR=6.00000001; ZLA=6.00000005; ZF=6.00000009; ZB=6.00000000; ZP=6.00000000; ZH=6.00000000; ZU=6.00000002; MB=3.00012302; XFM=3.00000011; UTC=2016-08-10 18:44:04 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 16081018-0025-0000-0000-000043718524 Message-Id: <20160810184357.GB12039@arbab-laptop.austin.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10432:,, definitions=2016-08-10_15:,, signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 spamscore=0 suspectscore=0 malwarescore=0 phishscore=0 adultscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1604210000 definitions=main-1608100192 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Aug 10, 2016 at 08:30:28PM +1000, Michael Ellerman wrote: >Reza Arbab writes: >> Node hotplug is not supported on power [1]. > >But maybe it should be? Doing so will involve, at the very least, reverting the commit I cited, 3af229f2071f ("powerpc/numa: Reset node_possible_map to only node_online_map"), and fixing that issue in a different way. I'll look into it and see what I can do. -- Reza Arbab From mboxrd@z Thu Jan 1 00:00:00 1970 From: Reza Arbab Subject: Re: [PATCH 0/4] powerpc/mm: movable hotplug memory nodes Date: Wed, 10 Aug 2016 13:43:58 -0500 Message-ID: <20160810184357.GB12039@arbab-laptop.austin.ibm.com> References: <1470680843-28702-1-git-send-email-arbab@linux.vnet.ibm.com> <87shucsypn.fsf@concordia.ellerman.id.au> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Return-path: Content-Disposition: inline In-Reply-To: <87shucsypn.fsf@concordia.ellerman.id.au> Sender: owner-linux-mm@kvack.org To: Michael Ellerman Cc: Rob Herring , Mark Rutland , Benjamin Herrenschmidt , Paul Mackerras , Jonathan Corbet , Bharata B Rao , Nathan Fontenot , devicetree@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-doc@vger.kernel.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org On Wed, Aug 10, 2016 at 08:30:28PM +1000, Michael Ellerman wrote: >Reza Arbab writes: >> Node hotplug is not supported on power [1]. > >But maybe it should be? Doing so will involve, at the very least, reverting the commit I cited, 3af229f2071f ("powerpc/numa: Reset node_possible_map to only node_online_map"), and fixing that issue in a different way. I'll look into it and see what I can do. -- Reza Arbab -- 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