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 Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id F3874C3ABC3 for ; Sun, 11 May 2025 06:41:11 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id D9BE86B000A; Sun, 11 May 2025 02:41:09 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id D4C536B0082; Sun, 11 May 2025 02:41:09 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B9E186B0083; Sun, 11 May 2025 02:41:09 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 984756B000A for ; Sun, 11 May 2025 02:41:09 -0400 (EDT) Received: from smtpin19.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id 54C358168F for ; Sun, 11 May 2025 06:41:10 +0000 (UTC) X-FDA: 83429679900.19.348C53F Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by imf12.hostedemail.com (Postfix) with ESMTP id C51C240004 for ; Sun, 11 May 2025 06:41:07 +0000 (UTC) Authentication-Results: imf12.hostedemail.com; dkim=pass header.d=ibm.com header.s=pp1 header.b=aZLvswg0; dmarc=pass (policy=none) header.from=ibm.com; spf=pass (imf12.hostedemail.com: domain of donettom@linux.ibm.com designates 148.163.156.1 as permitted sender) smtp.mailfrom=donettom@linux.ibm.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1746945668; a=rsa-sha256; cv=none; b=4WKQj0GDsv+yb6fr+dWt+pRCeJqLqaKY6YjTLlcIoTlKqIJ7309eClyGrS/h7RZiLTgRQ9 OvqNQISmEjkg0QFNTxwK/LaUrTgSfFHtpzT+ckFIoam7z6M14onMTuJLw9hp7fIIzJ1tiB +aI27VSyJ3b6G6ff4IUL9EObgJZUjwE= ARC-Authentication-Results: i=1; imf12.hostedemail.com; dkim=pass header.d=ibm.com header.s=pp1 header.b=aZLvswg0; dmarc=pass (policy=none) header.from=ibm.com; spf=pass (imf12.hostedemail.com: domain of donettom@linux.ibm.com designates 148.163.156.1 as permitted sender) smtp.mailfrom=donettom@linux.ibm.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1746945668; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=cwAXTcX0HJqzWruHfmnqPSEejaCklME30gdLsup1Ckw=; b=fGbwhCI4gR+pkY6Rj7lVWWpPzVNFrVFRTgu8uNuoe697bWB2Xsvq30MYAnatGgU9Lg0j0V LegvKkKQ1MbONrkWEIPWVS55+NHpVSmDaiHGHNMCPcqjgs6B+7UFQpST4i+1akM++WQSWn zE+IWFcNNvCCYfRG2zztB1SHN5lHses= Received: from pps.filterd (m0356517.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 54B2raOY010719; Sun, 11 May 2025 06:40:57 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s=pp1; bh=cwAXTc X0HJqzWruHfmnqPSEejaCklME30gdLsup1Ckw=; b=aZLvswg0zJpFBr30nicyfp uCp3Wic0kwHY8C3nk7kuyxZknF74Mbp560IOf7gnQYzQSNQhv2Fc7qmB8tqc2rWk Gc7DYUmyK6Eb3XTW+oVeQi4+eKbStKWxWIT6xNAigu1TSi5I0Fvve6Q+Gjwkcuxb v/i1XQhuA9TF5XFtfWa0aZBGN3J9InXKOixpteDfL5vagl1i8SOwWIZms6Xq+dLn Rgg1eeh26ohVJaa0dCY7mmNjaJlaKoMnHosKprYRE39U3Te+SEasie7fyqQfY3G4 eWJK3xTYUHiBcfZKQQ9JPAqDQu/vYICYgR6OzWqwKCvbZJcBtBpSXQFGm3hZc3cA == Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 46jce8h69s-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 11 May 2025 06:40:57 +0000 (GMT) Received: from m0356517.ppops.net (m0356517.ppops.net [127.0.0.1]) by pps.reinject (8.18.0.8/8.18.0.8) with ESMTP id 54B6eu5v026832; Sun, 11 May 2025 06:40:56 GMT Received: from ppma12.dal12v.mail.ibm.com (dc.9e.1632.ip4.static.sl-reverse.com [50.22.158.220]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 46jce8h69q-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 11 May 2025 06:40:56 +0000 (GMT) Received: from pps.filterd (ppma12.dal12v.mail.ibm.com [127.0.0.1]) by ppma12.dal12v.mail.ibm.com (8.18.1.2/8.18.1.2) with ESMTP id 54B602xD016348; Sun, 11 May 2025 06:40:55 GMT Received: from smtprelay02.wdc07v.mail.ibm.com ([172.16.1.69]) by ppma12.dal12v.mail.ibm.com (PPS) with ESMTPS id 46jh4t8y4r-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Sun, 11 May 2025 06:40:55 +0000 Received: from smtpav01.wdc07v.mail.ibm.com (smtpav01.wdc07v.mail.ibm.com [10.39.53.228]) by smtprelay02.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 54B6es5r25821868 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Sun, 11 May 2025 06:40:54 GMT Received: from smtpav01.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id C5C7C58055; Sun, 11 May 2025 06:40:54 +0000 (GMT) Received: from smtpav01.wdc07v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 2BA2F5804B; Sun, 11 May 2025 06:40:49 +0000 (GMT) Received: from [9.124.210.168] (unknown [9.124.210.168]) by smtpav01.wdc07v.mail.ibm.com (Postfix) with ESMTP; Sun, 11 May 2025 06:40:48 +0000 (GMT) Message-ID: Date: Sun, 11 May 2025 12:10:47 +0530 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v3 1/3] driver/base: Optimize memory block registration to reduce boot time To: Andrew Morton Cc: Mike Rapoport , Oscar Salvador , Zi Yan , Greg Kroah-Hartman , rafael@kernel.org, Danilo Krummrich , Ritesh Harjani , Jonathan Cameron , Alison Schofield , Yury Norov , Dave Jiang , linux-mm@kvack.org, linux-kernel@vger.kernel.org References: <188fbfba-afb4-4db7-bbba-7689a96be931@redhat.com> <74c500dd-8d1c-4177-96c7-ddd51ca77306@redhat.com> <8180a50d-eebe-4f9b-9ce8-d886654a992d@redhat.com> <78bc6a1b-164e-4925-a624-a271a4499364@redhat.com> <20250509141050.4b19bc796d7edf2eb9027361@linux-foundation.org> Content-Language: en-US From: Donet Tom In-Reply-To: <20250509141050.4b19bc796d7edf2eb9027361@linux-foundation.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: Ga2Yrki2KUyHqj9dpOfaHJoVVqav-z7i X-Proofpoint-GUID: 45qzxqsfw3kt6QvgKN-8-P6KZjjfFwRg X-Proofpoint-Spam-Details-Enc: AW1haW4tMjUwNTExMDA2MyBTYWx0ZWRfXwq7iltw+6AHU rLC6ElVfOxVnByMKZkifEGgmC0W/Vb+NnXYz6VdzcHigQ7knXr6QIAHfQdIPM79R/6q06Mix0fi +VXiMgTzVfKReglPCpJbh57fooKqfBUG4SNU3lFIvsHaNfLxZJyE0+IvLBWQzZXgmLKVC38JHfz rs0ylBZmZL0LuTGUZMZpSrPp1edzH1QvyVfVkDQ9H/vAh0ZIcUsxR4daN0ka/PmODJRozOt3elt +k6kx7m7JlJ5LWRSZzWK14JxCy6FJUuiJmLw9BwWukO1rIPDBp7j20TsN7Q9AwEAcDnQsYR+rtG MWUXdOYTXFHVBcw8JBDxzifrczwNl73wjaIgBeCSQoxmm9nfWMWZ90ywgnBMOeCdY2Hn6oCbB20 xFpAkFviTUMxBBXBiy80jGaek7YD/4FX3zEP4AjYR/9ia4zP8xFbaHf/gZTOPTzTZOgSNRJ9 X-Authority-Analysis: v=2.4 cv=fvrcZE4f c=1 sm=1 tr=0 ts=68204679 cx=c_pps a=bLidbwmWQ0KltjZqbj+ezA==:117 a=bLidbwmWQ0KltjZqbj+ezA==:17 a=IkcTkHD0fZMA:10 a=dt9VzEwgFbYA:10 a=VnNF1IyMAAAA:8 a=P-RETWrbBPZJbLTpotkA:9 a=3ZKOabzyN94A:10 a=QEXdDO2ut3YA:10 a=zgiPjhLxNE0A:10 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1099,Hydra:6.0.736,FMLib:17.12.80.40 definitions=2025-05-11_02,2025-05-09_01,2025-02-21_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 clxscore=1015 impostorscore=0 priorityscore=1501 mlxlogscore=749 lowpriorityscore=0 spamscore=0 bulkscore=0 suspectscore=0 adultscore=0 malwarescore=0 phishscore=0 classifier=spam authscore=0 authtc=n/a authcc= route=outbound adjust=0 reason=mlx scancount=1 engine=8.19.0-2504070000 definitions=main-2505110063 X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: C51C240004 X-Rspam-User: X-Stat-Signature: md7abikf3kxjcaah9rpb7ixazr78a1gr X-HE-Tag: 1746945667-587981 X-HE-Meta: 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 MkjIURvp J3f+edhG318GhfLaj9ql25/UqChnCogcqpvFr0ckdmuGdg385BXS7PYiregs2+y5RB8mcmRqnHhqtfwhk/xQ+mleuaDxttxOgto40JqOmO71ocqtX1KZ02OCoJtmDJJ5EOhzX3RU2GYOieX+9nRq4GHjTPbI5u6XhE5lgMGnR32dTvyjLAOfJoALCttxhDkA3Ku9IDyNMLCTD4FXIdhAflXSMjs+Cz/VecS1+7VaECyBDZGza20Ims9gAB+O8qBqsmEnb6cxtEnuBRrHr9J40iot7PonrbM7BhvMrdE99B2HHEI2jOCFEJUHr8HDRMOvA8Wjh3TPRwegKcVDb8cHAkFE2Z9TY+7xE64/QGtbdDyUSH9r51y+RolS9zkAd1fiTgShjzPsYiZNgLLwuORyXCVSFi00ahwLryJJ902gIGtdBv2M4SoVDOyN3xFZ2ubo6CNO5DVgXRkvfixNHtktlhsre3Q== X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 5/10/25 2:40 AM, Andrew Morton wrote: > On Fri, 9 May 2025 21:10:34 +0530 Donet Tom wrote: > >>>> Then we can drop the call to register_memory_blocks_under_node() from >>>> register_one_node() and add creation of memory blocks to >>>> node_dev_init(), >>>> i.e. >>>> >>>> node_dev_init() >>>>    for_each_node(nid) >>>>      __register_one_node(nid) >>>>        for_each_mem_region() >>>>          /* create memory block if node matches */ >>> Yes exactly, that makes sense. >> Hi Andrew and Mike >> >> Based on the discussion so far, it is clear that the patch will work in all cases, >> including when CONFIG_ARCH_KEEP_MEMBLOCK  is disabled. Just checking — >> would you prefer to take this version, or should I send a v4? > My mind is a blank and perhaps some alterations were picked up along > the way so I think a full resend would be safer, please. Sure. I will do that. Thank you >