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h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=71g1qCFmdU3XbQ0p2R4qHlQkvDUCjtYpciVZO/CP2Pc=; b=CzDjPGqwDAetOF4tqxe2rp1E0JF5d9FVZ6UrTB33XBroHuNYSibv5bA+MYQv0VmUHNNJjVIbwoofi0X3PENEXrSByQ2YNB1+O1zcpEFiVtyH2WboyZO2idW2Y11FuW+G4w6JA1XOQ3RT3c7UVgeQJN1NSp0CFjGrFj3T8SgFoDc= X-MS-Exchange-Authentication-Results: spf=pass (sender IP is 40.67.248.234) smtp.mailfrom=arm.com; dkim=none (message not signed) header.d=none;dmarc=pass action=none header.from=arm.com; Received-SPF: Pass (protection.outlook.com: domain of arm.com designates 40.67.248.234 as permitted sender) receiver=protection.outlook.com; client-ip=40.67.248.234; helo=nebula.arm.com; pr=C From: Wei Chen To: CC: , Wei Chen , Jan Beulich , Andrew Cooper , =?UTF-8?q?Roger=20Pau=20Monn=C3=A9?= , Wei Liu Subject: [PATCH v6 8/8] xen/x86: use INFO level for node's without memory log message Date: Fri, 10 Jun 2022 13:53:16 +0800 Message-ID: <20220610055316.2197571-9-wei.chen@arm.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20220610055316.2197571-1-wei.chen@arm.com> References: <20220610055316.2197571-1-wei.chen@arm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-EOPAttributedMessage: 1 X-MS-Office365-Filtering-Correlation-Id: 3c8a299a-9af0-4388-c5b3-08da4aa5a060 X-MS-TrafficTypeDiagnostic: AM9PR08MB6802:EE_|DBAEUR03FT010:EE_|AM6PR08MB3957:EE_ X-Microsoft-Antispam-PRVS: x-checkrecipientrouted: true NoDisclaimer: true X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam-Untrusted: BCL:0; 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X-OriginatorOrg: arm.com X-MS-Exchange-CrossTenant-OriginalArrivalTime: 10 Jun 2022 05:54:04.6946 (UTC) X-MS-Exchange-CrossTenant-Network-Message-Id: 3c8a299a-9af0-4388-c5b3-08da4aa5a060 X-MS-Exchange-CrossTenant-Id: f34e5979-57d9-4aaa-ad4d-b122a662184d X-MS-Exchange-CrossTenant-OriginalAttributedTenantConnectingIp: TenantId=f34e5979-57d9-4aaa-ad4d-b122a662184d;Ip=[63.35.35.123];Helo=[64aa7808-outbound-1.mta.getcheckrecipient.com] X-MS-Exchange-CrossTenant-AuthSource: DBAEUR03FT010.eop-EUR03.prod.protection.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Anonymous X-MS-Exchange-CrossTenant-FromEntityHeader: HybridOnPrem X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM6PR08MB3957 In previous code, Xen was using KERN_WARNING for log message when Xen found a node without memory. Xen will print this warning message, and said that this may be an BIOS Bug or mis-configured hardware. But actually, this warning is bogus, because in an NUMA setting, nodes can only have processors, and with 0 bytes memory. So it is unreasonable to warn about BIOS or hardware corruption based on the detection of node with 0 bytes memory. So in this patch, we remove the warning messages, but just keep an info message to info users that there is one or more nodes with 0 bytes memory in the system. Signed-off-by: Wei Chen Reviewed-by: Jan Beulich --- v3 -> v4: 1. Remove full stop and use lower-case for node. 2. Add Rb. v2 -> v3: new commit. --- xen/arch/x86/srat.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/xen/arch/x86/srat.c b/xen/arch/x86/srat.c index 3d02520a5a..b62a152911 100644 --- a/xen/arch/x86/srat.c +++ b/xen/arch/x86/srat.c @@ -555,8 +555,7 @@ int __init acpi_scan_nodes(paddr_t start, paddr_t end) uint64_t size = nodes[i].end - nodes[i].start; if ( size == 0 ) - printk(KERN_WARNING "SRAT: Node %u has no memory. " - "BIOS Bug or mis-configured hardware?\n", i); + printk(KERN_INFO "SRAT: node %u has no memory\n", i); setup_node_bootmem(i, nodes[i].start, nodes[i].end); } -- 2.25.1