From patchwork Thu Jun 2 02:28:09 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Leizhen (ThunderTown)" X-Patchwork-Id: 9148947 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 6CFCA600BC for ; Thu, 2 Jun 2016 02:31:53 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5ED5726CFB for ; Thu, 2 Jun 2016 02:31:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 534EA27151; Thu, 2 Jun 2016 02:31:53 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-4.2 required=2.0 tests=BAYES_00, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E81A126CFB for ; Thu, 2 Jun 2016 02:31:52 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1b8IP1-0000Gb-P1; Thu, 02 Jun 2016 02:30:31 +0000 Received: from szxga03-in.huawei.com ([119.145.14.66]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b8IOo-0007PX-Ix for linux-arm-kernel@lists.infradead.org; Thu, 02 Jun 2016 02:30:19 +0000 Received: from 172.24.1.47 (EHLO szxeml431-hub.china.huawei.com) ([172.24.1.47]) by szxrg03-dlp.huawei.com (MOS 4.4.3-GA FastPath queued) with ESMTP id CCP66637; Thu, 02 Jun 2016 10:29:08 +0800 (CST) Received: from localhost (10.177.23.164) by szxeml431-hub.china.huawei.com (10.82.67.208) with Microsoft SMTP Server id 14.3.235.1; Thu, 2 Jun 2016 10:28:59 +0800 From: Zhen Lei To: Catalin Marinas , Will Deacon , linux-arm-kernel , Ganapatrao Kulkarni , Robert Richter , "David Daney" , Rob Herring , "Frank Rowand" , Grant Likely , devicetree , linux-kernel Subject: [PATCH v3 3/5] arm64/numa: add nid check for memory block Date: Thu, 2 Jun 2016 10:28:09 +0800 Message-ID: <1464834491-12024-4-git-send-email-thunder.leizhen@huawei.com> X-Mailer: git-send-email 1.9.5.msysgit.1 In-Reply-To: <1464834491-12024-1-git-send-email-thunder.leizhen@huawei.com> References: <1464834491-12024-1-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=0001.0A090204.574F99F4.00BA, ss=1, re=0.000, recu=0.000, reip=0.000, cl=1, cld=1, fgs=0, ip=0.0.0.0, so=2013-05-26 15:14:31, dmn=2013-03-21 17:37:32 X-Mirapoint-Loop-Id: 0e399a517722bd24a11eb811d9aa2f9b X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160601_193019_204247_DD734905 X-CRM114-Status: UNSURE ( 9.20 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Xinwei Hu , Zhen Lei , Zefan Li , Hanjun Guo , Tianhong Ding Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP 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 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",