From patchwork Mon Aug 8 09:18:08 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Zhen Lei X-Patchwork-Id: 73419 Delivered-To: patch@linaro.org Received: by 10.140.29.52 with SMTP id a49csp3116332qga; Mon, 8 Aug 2016 02:21:09 -0700 (PDT) X-Received: by 10.98.0.83 with SMTP id 80mr133181402pfa.78.1470648069927; Mon, 08 Aug 2016 02:21:09 -0700 (PDT) Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id i8si36079317pfa.231.2016.08.08.02.21.09; Mon, 08 Aug 2016 02:21:09 -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 S1752601AbcHHJU4 (ORCPT + 7 others); Mon, 8 Aug 2016 05:20:56 -0400 Received: from szxga01-in.huawei.com ([58.251.152.64]:19927 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752140AbcHHJUy (ORCPT ); Mon, 8 Aug 2016 05:20:54 -0400 Received: from 172.24.1.137 (EHLO SZXEML423-HUB.china.huawei.com) ([172.24.1.137]) by szxrg01-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id DPA48665; Mon, 08 Aug 2016 17:20:27 +0800 (CST) Received: from localhost (10.177.23.164) by SZXEML423-HUB.china.huawei.com (10.82.67.154) with Microsoft SMTP Server id 14.3.235.1; Mon, 8 Aug 2016 17:19:39 +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 v5 03/14] arm64/numa: add nid check for memory block Date: Mon, 8 Aug 2016 17:18:08 +0800 Message-ID: <1470647899-6324-4-git-send-email-thunder.leizhen@huawei.com> X-Mailer: git-send-email 1.9.5.msysgit.1 In-Reply-To: <1470647899-6324-1-git-send-email-thunder.leizhen@huawei.com> References: <1470647899-6324-1-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=0001.0A020206.57A84EDC.010C, 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: c93d0cc8f12e6b8806fe1c78c366f226 Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org Use the same tactic to cpu and numa-distance nodes. Signed-off-by: Zhen Lei --- arch/arm64/mm/numa.c | 5 +++++ 1 file changed, 5 insertions(+) -- 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 c7fe3ec..2601660 100644 --- a/arch/arm64/mm/numa.c +++ b/arch/arm64/mm/numa.c @@ -141,6 +141,11 @@ int __init numa_add_memblk(int nid, u64 start, u64 end) { int ret; + if (nid >= MAX_NUMNODES) { + pr_warn("NUMA: Node id %u exceeds maximum value\n", nid); + return -EINVAL; + } + ret = memblock_set_node(start, (end - start), &memblock.memory, nid); if (ret < 0) { pr_err("NUMA: memblock [0x%llx - 0x%llx] failed to add on node %d\n",