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 47672C3DA64 for ; Thu, 1 Aug 2024 17:45:03 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CB26A6B0088; Thu, 1 Aug 2024 13:45:02 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C61B26B0089; Thu, 1 Aug 2024 13:45:02 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B507A6B008C; Thu, 1 Aug 2024 13:45:02 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 955036B0088 for ; Thu, 1 Aug 2024 13:45:02 -0400 (EDT) Received: from smtpin17.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id 0A30DC0DC3 for ; Thu, 1 Aug 2024 17:45:02 +0000 (UTC) X-FDA: 82404402444.17.8DED1EC Received: from frasgout.his.huawei.com (frasgout.his.huawei.com [185.176.79.56]) by imf29.hostedemail.com (Postfix) with ESMTP id E573912001D for ; Thu, 1 Aug 2024 17:44:59 +0000 (UTC) Authentication-Results: imf29.hostedemail.com; dkim=none; spf=pass (imf29.hostedemail.com: domain of jonathan.cameron@huawei.com designates 185.176.79.56 as permitted sender) smtp.mailfrom=jonathan.cameron@huawei.com; dmarc=pass (policy=quarantine) header.from=huawei.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1722534243; 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; bh=IdOVn5l+it30RRbFjFMhBnC4dWdN82ycxsYyW3WBHHM=; b=j7bdKwQnbp3Gn1SGMVdMU+OlbMtEUePF6kG93ONnQ5sq/EP9MFVGURNYfmYyDQDzTiJOvi QWXWHFvYBiHJKD450TMY8uy644Tp9zZ4MxQ+wzC+757AREpPLrRZB/0lf//nd6NffYzHsY DIIXg2KTvDNu/9Unyz8y0IPQd9wkfF0= ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1722534243; a=rsa-sha256; cv=none; b=1CBrt6n//4mPGCPuL2ua6075EubXRojapJhX0/FNvVc4wK1AQ72ADqW2Fr8S3Pfn7dToZ6 zTiN6t9U/SHUAx4xlGips2Fht41rjYa/zq8ABC38lHmI7NNRIai5guhbD3BjOk8LTGVX9L OeFjtD1nwEOQBE8Pb7EbZTXHPiwqqFw= ARC-Authentication-Results: i=1; imf29.hostedemail.com; dkim=none; spf=pass (imf29.hostedemail.com: domain of jonathan.cameron@huawei.com designates 185.176.79.56 as permitted sender) smtp.mailfrom=jonathan.cameron@huawei.com; dmarc=pass (policy=quarantine) header.from=huawei.com Received: from mail.maildlp.com (unknown [172.18.186.231]) by frasgout.his.huawei.com (SkyGuard) with ESMTP id 4WZbrV0TrPz67WPF; Fri, 2 Aug 2024 01:42:18 +0800 (CST) Received: from lhrpeml500005.china.huawei.com (unknown [7.191.163.240]) by mail.maildlp.com (Postfix) with ESMTPS id 22E93140B55; Fri, 2 Aug 2024 01:44:54 +0800 (CST) Received: from localhost (10.203.177.66) by lhrpeml500005.china.huawei.com (7.191.163.240) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.39; Thu, 1 Aug 2024 18:44:53 +0100 Date: Thu, 1 Aug 2024 18:44:52 +0100 From: Jonathan Cameron To: Mike Rapoport CC: , Alexander Gordeev , Andreas Larsson , "Andrew Morton" , Arnd Bergmann , "Borislav Petkov" , Catalin Marinas , Christophe Leroy , Dan Williams , Dave Hansen , David Hildenbrand , "David S. Miller" , Davidlohr Bueso , "Greg Kroah-Hartman" , Heiko Carstens , Huacai Chen , Ingo Molnar , Jiaxun Yang , "John Paul Adrian Glaubitz" , Jonathan Corbet , Michael Ellerman , Palmer Dabbelt , "Rafael J. Wysocki" , Rob Herring , Samuel Holland , Thomas Bogendoerfer , Thomas Gleixner , "Vasily Gorbik" , Will Deacon , Zi Yan , , , , , , , , , , , , , , , , Subject: Re: [PATCH v3 03/26] MIPS: sgi-ip27: ensure node_possible_map only contains valid nodes Message-ID: <20240801184452.00007d30@Huawei.com> In-Reply-To: <20240801060826.559858-4-rppt@kernel.org> References: <20240801060826.559858-1-rppt@kernel.org> <20240801060826.559858-4-rppt@kernel.org> Organization: Huawei Technologies Research and Development (UK) Ltd. X-Mailer: Claws Mail 4.1.0 (GTK 3.24.33; x86_64-w64-mingw32) MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" Content-Transfer-Encoding: 7bit X-Originating-IP: [10.203.177.66] X-ClientProxiedBy: lhrpeml500001.china.huawei.com (7.191.163.213) To lhrpeml500005.china.huawei.com (7.191.163.240) X-Rspam-User: X-Rspamd-Server: rspam04 X-Rspamd-Queue-Id: E573912001D X-Stat-Signature: d1znaxf9qp394nxp1n7ru985rw3dx3tj X-HE-Tag: 1722534299-618081 X-HE-Meta: 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 9rc1CbIR 0JjmZzwfHullgfpMUxiNt4h694IXJsUHB+mcVgDYHJcIs+jIg+oC46ngwQ+3GXX+2DUwVQ6gNfw5zIleFikpo3JdqzQc3X7QSCE1boZeXkyTI8GflIPcaQpb+oxXV48XrGEhxSXeAkK5OQiO9e8Ref+YNuEboHL4egt0tlCggsv6OT588ECLg4iVayNcoSJVQG9ZDHLEqac1O+nCUuyJX+5eL5yekMf2Mjb5czIwMEqxB8PCDtfCF0h04tIpw4VQ1MPcdE66k7sy34Zxf1XVbHRfUtZQcDVsfZNGdfwQ5EyomcpTPwmlZffGbvlX9g1oyLFo9rPB8Y01w2W4PRyhs2t6ExTIvIr1iDZPrjoHhvtExyHaL9SytX4G+KQ== 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 Thu, 1 Aug 2024 09:08:03 +0300 Mike Rapoport wrote: > From: "Mike Rapoport (Microsoft)" > > For SGI IP27 machines node_possible_map is statically set to > NODE_MASK_ALL and it is not updated during NUMA initialization. > > Ensure that it only contains nodes present in the system. > > Signed-off-by: Mike Rapoport (Microsoft) Reviewed-by: Jonathan Cameron > --- > arch/mips/sgi-ip27/ip27-smp.c | 2 ++ > 1 file changed, 2 insertions(+) > > diff --git a/arch/mips/sgi-ip27/ip27-smp.c b/arch/mips/sgi-ip27/ip27-smp.c > index 5d2652a1d35a..62733e049570 100644 > --- a/arch/mips/sgi-ip27/ip27-smp.c > +++ b/arch/mips/sgi-ip27/ip27-smp.c > @@ -70,11 +70,13 @@ void cpu_node_probe(void) > gda_t *gdap = GDA; > > nodes_clear(node_online_map); > + nodes_clear(node_possible_map); > for (i = 0; i < MAX_NUMNODES; i++) { > nasid_t nasid = gdap->g_nasidtable[i]; > if (nasid == INVALID_NASID) > break; > node_set_online(nasid); > + node_set(nasid, node_possible_map); > highest = node_scan_cpus(nasid, highest); > } >