From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262821AbVG3ADp (ORCPT ); Fri, 29 Jul 2005 20:03:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262833AbVG3ADe (ORCPT ); Fri, 29 Jul 2005 20:03:34 -0400 Received: from smtp.osdl.org ([65.172.181.4]:11650 "EHLO smtp.osdl.org") by vger.kernel.org with ESMTP id S262821AbVG3ABZ (ORCPT ); Fri, 29 Jul 2005 20:01:25 -0400 Date: Fri, 29 Jul 2005 17:03:19 -0700 From: Andrew Morton To: Frank van Maarseveen Cc: linux-kernel@vger.kernel.org, "Eric W. Biederman" Subject: Re: 2.6.13-rc4: no hyperthreading and idr_remove() stack traces Message-Id: <20050729170319.23f24a01.akpm@osdl.org> In-Reply-To: <20050729162006.GA18866@janus> References: <20050729162006.GA18866@janus> X-Mailer: Sylpheed version 1.0.0 (GTK+ 1.2.10; i386-vine-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Frank van Maarseveen wrote: > > 2.6.13-rc4 does not recognize the second CPU of a 3GHz HT P4: OK, we seem to have broken your APIC code. @@ -21,36 +21,26 @@ 896MB LOWMEM available. found SMP MP-table at 000fe710 DMI 2.3 present. -ACPI: LAPIC (acpi_id[0x01] lapic_id[0x00] enabled) +Intel MultiProcessor Specification v1.4 + Virtual Wire compatibility mode. +OEM ID: DELL Product ID: Opti GX280 APIC at: 0xFEE00000 Processor #0 15:4 APIC version 20 -ACPI: LAPIC (acpi_id[0x02] lapic_id[0x01] enabled) -Processor #1 15:4 APIC version 20 -ACPI: LAPIC (acpi_id[0x03] lapic_id[0x01] disabled) -ACPI: LAPIC (acpi_id[0x04] lapic_id[0x07] disabled) -ACPI: LAPIC_NMI (acpi_id[0xff] high level lint[0x1]) -ACPI: IOAPIC (id[0x08] address[0xfec00000] gsi_base[0]) -IOAPIC[0]: apic_id 8, version 32, address 0xfec00000, GSI 0-23 -ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl) -ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level) +I/O APIC #8 Version 32 at 0xFEC00000. Enabling APIC mode: Flat. Using 1 I/O APICs -ACPI: HPET id: 0x8086a201 base: 0xfed00000 -Using ACPI (MADT) for SMP configuration information +Processors: 1 Allocating PCI resources starting at 40000000 (gap: 40000000:a0000000) Built 1 zonelists -Kernel command line: auto BOOT_IMAGE=2.6.12.2-y115 ro root=802 nomodules +Kernel command line: auto BOOT_IMAGE=2.6.13-rc4-y117 ro root=802 nomodules Initializing CPU#0 PID hash table entries: 4096 (order: 12, 65536 bytes) +Detected 2993.277 MHz processor. Are you able to identify a later kernel than 2.6.12 which worked OK? (The IDR problem is fixed in Linus's current tree)