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Miller" , Heiko Carstens , Vasily Gorbik , Christian Borntraeger Cc: linux-mm@kvack.org (open list:MEMORY MANAGEMENT), linux-arm-kernel@lists.infradead.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, x86@kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org, lho@amperecomputing.com, mmorana@amperecomputing.com, Hoan Tran Subject: [PATCH v3 3/5] x86: Kconfig: Remove CONFIG_NODES_SPAN_OTHER_NODES Date: Sat, 28 Mar 2020 11:31:20 -0700 Message-Id: <1585420282-25630-4-git-send-email-Hoan@os.amperecomputing.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1585420282-25630-1-git-send-email-Hoan@os.amperecomputing.com> References: <1585420282-25630-1-git-send-email-Hoan@os.amperecomputing.com> Content-Type: text/plain X-ClientProxiedBy: CY4PR13CA0013.namprd13.prod.outlook.com (2603:10b6:903:32::23) To BYAPR01MB5494.prod.exchangelabs.com (2603:10b6:a03:127::30) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from engdev037.mustanglab.us.amcc (4.28.12.214) by CY4PR13CA0013.namprd13.prod.outlook.com (2603:10b6:903:32::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2878.9 via Frontend Transport; Sat, 28 Mar 2020 18:31:37 +0000 X-Mailer: git-send-email 1.8.3.1 X-Originating-IP: [4.28.12.214] X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: f8d6d229-6332-44f9-8341-08d7d3464113 X-MS-TrafficTypeDiagnostic: BYAPR01MB5205:|BYAPR01MB5205: X-MS-Exchange-Transport-Forked: True X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:5236; X-Forefront-PRVS: 03569407CC X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BYAPR01MB5494.prod.exchangelabs.com;PTR:;CAT:NONE;SFTY:;SFS:(10019020)(4636009)(376002)(396003)(136003)(39840400004)(366004)(346002)(6512007)(7416002)(107886003)(16526019)(6486002)(26005)(81166006)(4326008)(8936002)(2616005)(6666004)(186003)(956004)(8676002)(81156014)(316002)(66476007)(52116002)(6506007)(66946007)(66556008)(86362001)(478600001)(5660300002)(110136005)(2906002)(921003)(1121003);DIR:OUT;SFP:1102; Received-SPF: None (protection.outlook.com: os.amperecomputing.com does not designate permitted sender hosts) X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-MS-Exchange-AntiSpam-MessageData: ti6mu5uqT1IczkB/3/V/ZTlz+i0K/DXXcpm3OdnR36fSoW2d0j+JcVwfYId9HoUnyl6UwCXVtx+nPuXaH5XEKNblFXLi5Ll1snFM53H4U+r9hixP2z+r/6kk0wdO+Y4OiguK7/lo0OanevI39Uz/qg== X-OriginatorOrg: os.amperecomputing.com X-MS-Exchange-CrossTenant-Network-Message-Id: f8d6d229-6332-44f9-8341-08d7d3464113 X-MS-Exchange-CrossTenant-OriginalArrivalTime: 28 Mar 2020 18:31:39.2721 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3bc2b170-fd94-476d-b0ce-4229bdc904a7 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: fUYFwzkNh7CMfPLX+4RfDiZyB6NR0GUcf2MtHSJrAax7kM5urrIbhcZM7/jvr+hwZqQxqUw8jCBk/jBsMOxF81O5mzFz/aZtsphyccB4+KU= X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR01MB5205 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Remove CONFIG_NODES_SPAN_OTHER_NODES as it's enabled by default. It is now enabled for x86(32 bit) configurations and do not depend on X64_64_ACPI_NUMA config. Because of that, on NUMA enabled system, early_pfn_in_nid() function is called by memmap_init_zone() during boot-time. It doesn't affect the performance at run-time. Signed-off-by: Hoan Tran --- arch/x86/Kconfig | 9 --------- 1 file changed, 9 deletions(-) diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 5e89499..a938738 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1581,15 +1581,6 @@ config X86_64_ACPI_NUMA ---help--- Enable ACPI SRAT based node topology detection. -# Some NUMA nodes have memory ranges that span -# other nodes. Even though a pfn is valid and -# between a node's start and end pfns, it may not -# reside on that node. See memmap_init_zone() -# for details. -config NODES_SPAN_OTHER_NODES - def_bool y - depends on X86_64_ACPI_NUMA - config NUMA_EMU bool "NUMA emulation" depends on NUMA -- 1.8.3.1