From patchwork Sat May 28 09:22:57 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Leizhen (ThunderTown)" X-Patchwork-Id: 9139177 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 A5AEE6075C for ; Sat, 28 May 2016 09:26:53 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 9597F27BE4 for ; Sat, 28 May 2016 09:26:53 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 8A35D28173; Sat, 28 May 2016 09:26:53 +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 4B71027BE4 for ; Sat, 28 May 2016 09:26:53 +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 1b6aUM-00043G-FG; Sat, 28 May 2016 09:24:58 +0000 Received: from szxga02-in.huawei.com ([119.145.14.65]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1b6aUI-0003zg-7t for linux-arm-kernel@lists.infradead.org; Sat, 28 May 2016 09:24:56 +0000 Received: from 172.24.1.36 (EHLO szxeml426-hub.china.huawei.com) ([172.24.1.36]) by szxrg02-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id DHV85483; Sat, 28 May 2016 17:23:29 +0800 (CST) Received: from localhost (10.177.23.164) by szxeml426-hub.china.huawei.com (10.82.67.181) with Microsoft SMTP Server id 14.3.235.1; Sat, 28 May 2016 17:23:20 +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 v2 5/5] arm64/numa: avoid inconsistent information to be printed Date: Sat, 28 May 2016 17:22:57 +0800 Message-ID: <1464427377-12712-6-git-send-email-thunder.leizhen@huawei.com> X-Mailer: git-send-email 1.9.5.msysgit.1 In-Reply-To: <1464427377-12712-1-git-send-email-thunder.leizhen@huawei.com> References: <1464427377-12712-1-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=0001.0A090205.57496392.0063, 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: 395fc0014bc857c3bd24c77bb0d8ed69 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20160528_022454_765189_A5B394D5 X-CRM114-Status: GOOD ( 13.19 ) 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 numa_init(of_numa_init) may returned error because of numa configuration error. So "No NUMA configuration found" is inaccurate. In fact, specific configuration error information should be immediately printed by the testing branch. Signed-off-by: Zhen Lei --- arch/arm64/mm/numa.c | 6 +++--- drivers/of/of_numa.c | 7 +++---- 2 files changed, 6 insertions(+), 7 deletions(-) -- 2.5.0 diff --git a/arch/arm64/mm/numa.c b/arch/arm64/mm/numa.c index 2601660..1b9622c 100644 --- a/arch/arm64/mm/numa.c +++ b/arch/arm64/mm/numa.c @@ -338,8 +338,10 @@ static int __init numa_init(int (*init_func)(void)) if (ret < 0) return ret; - if (nodes_empty(numa_nodes_parsed)) + if (nodes_empty(numa_nodes_parsed)) { + pr_info("No NUMA configuration found\n"); return -EINVAL; + } ret = numa_register_nodes(); if (ret < 0) @@ -370,8 +372,6 @@ static int __init dummy_numa_init(void) if (numa_off) pr_info("NUMA disabled\n"); /* Forced off on command line. */ - else - pr_info("No NUMA configuration found\n"); pr_info("NUMA: Faking a node at [mem %#018Lx-%#018Lx]\n", 0LLU, PFN_PHYS(max_pfn) - 1); diff --git a/drivers/of/of_numa.c b/drivers/of/of_numa.c index fb62307..3157130 100644 --- a/drivers/of/of_numa.c +++ b/drivers/of/of_numa.c @@ -63,7 +63,7 @@ static int __init of_numa_parse_memory_nodes(void) struct device_node *np = NULL; struct resource rsrc; u32 nid; - int i, r = 0; + int i, r; for_each_node_by_type(np, "memory") { r = of_property_read_u32(np, "numa-node-id", &nid); @@ -81,12 +81,11 @@ static int __init of_numa_parse_memory_nodes(void) if (!i || r) { of_node_put(np); pr_err("NUMA: bad property in memory node\n"); - r = r ? : -EINVAL; - break; + return r ? : -EINVAL; } } - return r; + return 0; } static int __init of_numa_parse_distance_map_v1(struct device_node *map)