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=-3.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS 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 2A69DC4338F for ; Sat, 31 Jul 2021 09:19:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 0011C60FE7 for ; Sat, 31 Jul 2021 09:19:54 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232747AbhGaJT5 (ORCPT ); Sat, 31 Jul 2021 05:19:57 -0400 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:14214 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232371AbhGaJT4 (ORCPT ); Sat, 31 Jul 2021 05:19:56 -0400 Received: from pps.filterd (m0098394.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.43/8.16.0.43) with SMTP id 16V94aqB158975; Sat, 31 Jul 2021 05:19:22 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=date : from : to : cc : subject : message-id : references : mime-version : content-type : in-reply-to; s=pp1; bh=lJCFZPh6zYoPmvB6VZge0NUSC8dpQezLavM7E24Rq8U=; b=ZuvXTLUBwY87LdzWMX4GmsyPBguaYxG2nMHDIxjYYNjdXROTfIWlReymWQiQzQ4+g9Hl N1somz2PKCmCa0Ua4ZeWnF+r3LVegEceNKivyQ9Ci+ZyjqmdPEQzUKQFgsFRKyQvsO8y cN4cv5FhnPaxKUM5Hs+RpBWztK8LNWORK3GINIxNXmuAm8W1bAos5wH7dN4IcVN24npC sQ5Fv5gXcqXp6k/KSNBp7z6XRuquWX4RRGRnxwDdi1am1lv/aj68xhyjuryfMyjbix3i TZlgp+dB+mSLnElAWHQ44i/YG7ZnvZEtDJzU6Mk1rraaJd6cnqNl1KDkvN2lu822oSHg IA== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com with ESMTP id 3a531mgx8q-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 31 Jul 2021 05:19:21 -0400 Received: from m0098394.ppops.net (m0098394.ppops.net [127.0.0.1]) by pps.reinject (8.16.0.43/8.16.0.43) with SMTP id 16V96Y39170209; Sat, 31 Jul 2021 05:19:21 -0400 Received: from ppma04fra.de.ibm.com (6a.4a.5195.ip4.static.sl-reverse.com [149.81.74.106]) by mx0a-001b2d01.pphosted.com with ESMTP id 3a531mgx87-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 31 Jul 2021 05:19:21 -0400 Received: from pps.filterd (ppma04fra.de.ibm.com [127.0.0.1]) by ppma04fra.de.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 16V9DPW8001901; Sat, 31 Jul 2021 09:19:19 GMT Received: from b06avi18626390.portsmouth.uk.ibm.com (b06avi18626390.portsmouth.uk.ibm.com [9.149.26.192]) by ppma04fra.de.ibm.com with ESMTP id 3a4x5909y2-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sat, 31 Jul 2021 09:19:19 +0000 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06avi18626390.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 16V9GU6l27787676 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sat, 31 Jul 2021 09:16:30 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8E75942047; Sat, 31 Jul 2021 09:19:16 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id E073442041; Sat, 31 Jul 2021 09:19:15 +0000 (GMT) Received: from linux.ibm.com (unknown [9.145.187.235]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Sat, 31 Jul 2021 09:19:15 +0000 (GMT) Date: Sat, 31 Jul 2021 12:19:13 +0300 From: Mike Rapoport To: Matt Turner Cc: Michael Cree , linux-mm@kvack.org, linux-alpha , LKML Subject: Re: Regression bisected to fa3354e4ea39 (mm: free_area_init: use maximal zone PFNs rather than zone sizes) Message-ID: References: <20210726192311.uffqnanxw3ac5wwi@ivybridge> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-TM-AS-GCONF: 00 X-Proofpoint-GUID: AxbwOAlgTTu-wCGYwBmM3qGCe3OD30sN X-Proofpoint-ORIG-GUID: MJwEW2mI35ujpAAPn6_iP0y15ujHymB5 X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391,18.0.790 definitions=2021-07-31_05:2021-07-30,2021-07-31 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 suspectscore=0 mlxlogscore=868 priorityscore=1501 bulkscore=0 malwarescore=0 mlxscore=0 impostorscore=0 clxscore=1011 adultscore=0 spamscore=0 lowpriorityscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2107140000 definitions=main-2107310046 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jul 30, 2021 at 12:53:58PM -0700, Matt Turner wrote: > On Tue, Jul 27, 2021 at 1:41 PM Mike Rapoport wrote: > > On Tue, Jul 27, 2021 at 12:24:26PM -0700, Matt Turner wrote: > > > > > > Thanks, this patch fixes it. With the patch applied, I see > > > > > > Zone ranges: > > > DMA [mem 0x0000000000000000-0x00000fffffffdfff] > > > Normal empty > > > Movable zone start for each node > > > Early memory node ranges > > > node 0: [mem 0x0000000000000000-0x00000001ffffffff] > > > node 0: [mem 0x0000000400000000-0x00000005ffffffff] > > > Initmem setup node 0 [mem 0x0000000000000000-0x00000005ffffffff] > > > > > > If you want to send me this patch with your S-o-b I'll take it through > > > my alpha git tree. > > > > The patch is on its way :) > > Thanks a bunch, Mike, for the patch and for all you do! > > > Now I'm really curios how commit e7793e53901b ("arc: update comment about > > HIGHMEM implementation") will work out. Oh, sure, I've copied the wrong line from the log :) > You probably mean fdb7d9b7acd0 ("alpha: remove DISCONTIGMEM and > NUMA"). Works well so far! > > Maybe in some alternative universe where I have infinite free time > (and my own power plant!) I'll get a second AlphaServer ES47 with the > enormous "hose" [1] to link the two and I'll poke you for guidance on > restoring NUMA support :) Heh, I'm not sure that restoring NUMA on alpha is really good use for free time even if it were infinite :) -- Sincerely yours, Mike.