From patchwork Thu Aug 11 09:33:46 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Leizhen \(ThunderTown\)" X-Patchwork-Id: 73716 Delivered-To: patch@linaro.org Received: by 10.140.29.52 with SMTP id a49csp14866qga; Thu, 11 Aug 2016 02:35:38 -0700 (PDT) X-Received: by 10.66.193.65 with SMTP id hm1mr15705826pac.12.1470908138264; Thu, 11 Aug 2016 02:35:38 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id ag10si2394555pad.184.2016.08.11.02.35.38; Thu, 11 Aug 2016 02:35:38 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of devicetree-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=devicetree-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932486AbcHKJf3 (ORCPT + 7 others); Thu, 11 Aug 2016 05:35:29 -0400 Received: from szxga01-in.huawei.com ([58.251.152.64]:59660 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932968AbcHKJfQ (ORCPT ); Thu, 11 Aug 2016 05:35:16 -0400 Received: from 172.24.1.36 (EHLO SZXEML429-HUB.china.huawei.com) ([172.24.1.36]) by szxrg01-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id DPE94509; Thu, 11 Aug 2016 17:34:34 +0800 (CST) Received: from localhost (10.177.23.164) by SZXEML429-HUB.china.huawei.com (10.82.67.184) with Microsoft SMTP Server id 14.3.235.1; Thu, 11 Aug 2016 17:34:23 +0800 From: Zhen Lei To: Catalin Marinas , Will Deacon , linux-arm-kernel , linux-kernel , Rob Herring , "Frank Rowand" , devicetree CC: Zefan Li , Xinwei Hu , "Tianhong Ding" , Hanjun Guo , Zhen Lei Subject: [PATCH v6 12/14] arm64/numa: remove some useless code Date: Thu, 11 Aug 2016 17:33:46 +0800 Message-ID: <1470908028-8596-13-git-send-email-thunder.leizhen@huawei.com> X-Mailer: git-send-email 1.9.5.msysgit.1 In-Reply-To: <1470908028-8596-1-git-send-email-thunder.leizhen@huawei.com> References: <1470908028-8596-1-git-send-email-thunder.leizhen@huawei.com> MIME-Version: 1.0 X-Originating-IP: [10.177.23.164] X-CFilter-Loop: Reflected X-Mirapoint-Virus-RAPID-Raw: score=unknown(0), refid=str=0001.0A020205.57AC46D1.003F, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2013-06-18 04:22:30, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: aef605d8e9d1bb17786ba7ab55c018d2 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org 1. Currently only cpu0 set on cpu_possible_mask and percpu areas have not been initialized. 2. No reason to limit cpu0 must belongs to node0. Signed-off-by: Zhen Lei --- arch/arm64/mm/numa.c | 8 -------- 1 file changed, 8 deletions(-) -- 2.5.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c index 30d3279..1796789 100644 --- a/arch/arm64/mm/numa.c +++ b/arch/arm64/mm/numa.c @@ -93,7 +93,6 @@ void numa_clear_node(unsigned int cpu) */ static void __init setup_node_to_cpumask_map(void) { - unsigned int cpu; int node; /* setup nr_node_ids if not done yet */ @@ -106,9 +105,6 @@ static void __init setup_node_to_cpumask_map(void) cpumask_clear(node_to_cpumask_map[node]); } - for_each_possible_cpu(cpu) - set_cpu_numa_node(cpu, NUMA_NO_NODE); - /* cpumask_of_node() will now work */ pr_debug("Node to cpumask map for %d nodes\n", nr_node_ids); } @@ -374,10 +370,6 @@ static int __init numa_init(int (*init_func)(void)) setup_node_to_cpumask_map(); - /* init boot processor */ - cpu_to_node_map[0] = 0; - map_cpu_to_node(0, 0); - return 0; }