From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S264153AbTLEPSf (ORCPT ); Fri, 5 Dec 2003 10:18:35 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S264155AbTLEPSf (ORCPT ); Fri, 5 Dec 2003 10:18:35 -0500 Received: from tag.witbe.net ([81.88.96.48]:22026 "EHLO tag.witbe.net") by vger.kernel.org with ESMTP id S264153AbTLEPS1 (ORCPT ); Fri, 5 Dec 2003 10:18:27 -0500 Message-Id: <200312051518.hB5FIQD29335@tag.witbe.net> From: "Paul Rolland" To: , Cc: "'Paul Rolland'" Subject: WARNING: MP table in the EBDA can be UNSAFE Date: Fri, 5 Dec 2003 16:18:26 +0100 Organization: Witbe.net MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit X-Mailer: Microsoft Office Outlook, Build 11.0.5510 Thread-Index: AcO7QwbsDD90uGgyQLG46fGDw5ycQg== X-MimeOLE: Produced By Microsoft MimeOLE V6.00.2800.1165 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hello, Our Linux, running on an IBM X-Series 445, says : (excerpt from dmesg) : Linux version 2.4.20 (root@stg-02.ntr.witbe.francetelecom.fr) (gcc version 2.96 20000731 (Red Hat Linux 7.1 2.96-98)) #12 SMP Fri Dec 5 11:08:40 GMT 2003 BIOS-provided physical RAM map: BIOS-e820: 0000000000000000 - 000000000009dc00 (usable) BIOS-e820: 000000000009dc00 - 00000000000a0000 (reserved) BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved) BIOS-e820: 0000000000100000 - 000000007ffb7000 (usable) BIOS-e820: 000000007ffb7000 - 000000007ffbf800 (ACPI data) BIOS-e820: 000000007ffbf800 - 0000000080000000 (reserved) BIOS-e820: 00000000fec00000 - 0000000100000000 (reserved) 1151MB HIGHMEM available. 896MB LOWMEM available. found SMP MP-table at 0009dd40 hm, page 0009d000 reserved twice. hm, page 0009e000 reserved twice. hm, page 0009e000 reserved twice. hm, page 0009f000 reserved twice. WARNING: MP table in the EBDA can be UNSAFE, contact linux-smp@vger.kernel.org if you experience SMP problems! On node 0 totalpages: 524215 zone(0): 4096 pages. zone(1): 225280 pages. zone(2): 294839 pages. ACPI: Searched entire block, no RSDP was found. ACPI: RSDP located at physical address c00fdba0 RSD PTR v0 [IBM ] __va_range(0x7ffbf780, 0x68): idx=8 mapped at ffff6000 ACPI table found: RSDT v1 [IBM SERVIGIL 0.4096] __va_range(0x7ffbf700, 0x24): idx=8 mapped at ffff6000 __va_range(0x7ffbf700, 0x74): idx=8 mapped at ffff6000 ACPI table found: FACP v1 [IBM SERVIGIL 0.4096] __va_range(0x7ffbf640, 0x24): idx=8 mapped at ffff6000 __va_range(0x7ffbf640, 0x9a): idx=8 mapped at ffff6000 ACPI table found: APIC v1 [IBM SERVIGIL 0.4096] __va_range(0x7ffbf640, 0x9a): idx=8 mapped at ffff6000 LAPIC (acpi_id[0x0000] id[0x0] enabled[1]) CPU 0 (0x0000) enabledProcessor #0 Pentium 4(tm) XEON(tm) APIC version 16 LAPIC (acpi_id[0x0001] id[0x12] enabled[1]) CPU 1 (0x1200) enabled<4>Processor #18 INVALID - (Max ID: 16). LAPIC (acpi_id[0x0002] id[0x20] enabled[1]) CPU 1 (0x2000) enabled<4>Processor #32 INVALID - (Max ID: 16). LAPIC (acpi_id[0x0003] id[0x32] enabled[1]) CPU 1 (0x3200) enabled<4>Processor #50 INVALID - (Max ID: 16). Is there any known solution to re-enable the CPU 1, CPU 2 and CPU 3 ? Is this an IBM bug ? Please reply privately, I'm not subscribed to linux-smp. Thanks in advance, Paul ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Blessed are they who have nothing to say and cannot be persuaded to say it. -James Russell Lowell ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Paul Rolland, rol@witbe.net Witbe.net SA Directeur Associe -- Please no HTML, I'm not a browser - Pas d'HTML, je ne suis pas un navigateur "Some people dream of success... while others wake up and work hard at it"