From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S263537AbTLAOPp (ORCPT ); Mon, 1 Dec 2003 09:15:45 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S263591AbTLAOPp (ORCPT ); Mon, 1 Dec 2003 09:15:45 -0500 Received: from k1.dinoex.de ([80.237.200.138]:53484 "EHLO k1.dinoex.de") by vger.kernel.org with ESMTP id S263537AbTLAOPj (ORCPT ); Mon, 1 Dec 2003 09:15:39 -0500 X-MDaemon-Deliver-To: To: linux-kernel Subject: [2.6] Missing L2-cache after warm boot X-Face: ""xJff%{>hr-{:QXl"Xk2O@@(+F]e{"%EYQiW@mUuvEsL>=mx96j12qW[%m;|:B^n{J8k?Mz[K1_+H;$v,nYx^1o_=4M,L+]FIU~[[`-w~~xsy-BX,?tAF_.8u&0y*@aCv;a}Y'{w@#*@iwAl?oZpvvv X-Message-Flag: This space is intentionally left blank X-Noad: Please don't send me ad's by mail. I'm bored by this type of mail. X-Note: sending SPAM is a violation of both german and US law and will at least trigger a complaint at your provider's postmaster. X-GPG: 1024D/77D4FC9B 2000-08-12 Jochen Hein (28 Jun 1967, Kassel, Germany) Key fingerprint = F5C5 1C20 1DFC DEC3 3107 54A4 2332 ADFC 77D4 FC9B X-BND-Spook: RAF Taliban BND BKA Bombe Waffen Terror AES GPG From: Jochen Hein X-No-Archive: yes Date: Mon, 01 Dec 2003 15:04:22 +0100 Message-ID: <87ptf8bpnd.fsf@echidna.jochen.org> User-Agent: Gnus/5.1002 (Gnus v5.10.2) Emacs/21.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org I'm running 2.6.0-test11 on an older Thinkpad 390E, When booting into 2.6.0-test11 after running Windows2000 I get: Dec 1 14:51:56 gswi1164 kernel: Initializing CPU#0 Dec 1 14:51:56 gswi1164 kernel: PID hash table entries: 1024 (order 10: 8192 bytes) Dec 1 14:51:56 gswi1164 kernel: Detected 298.602 MHz processor. Dec 1 14:51:56 gswi1164 kernel: Console: colour dummy device 80x25 Dec 1 14:51:56 gswi1164 kernel: Memory: 190848k/196544k available (2008k kernel code, 5060k reserved, 762k data, 148k init, 0k highmem) Dec 1 14:51:56 gswi1164 kernel: Calibrating delay loop... 587.77 BogoMIPS Dec 1 14:51:56 gswi1164 kernel: Security Scaffold v1.0.0 initialized Dec 1 14:51:56 gswi1164 kernel: Capability LSM initialized Dec 1 14:51:56 gswi1164 kernel: Dentry cache hash table entries: 32768 (order: 5, 131072 bytes) Dec 1 14:51:56 gswi1164 kernel: Inode-cache hash table entries: 16384 (order: 4, 65536 bytes) Dec 1 14:51:56 gswi1164 kernel: Mount-cache hash table entries: 512 (order: 0, 4096 bytes) Dec 1 14:51:56 gswi1164 kernel: CPU: L1 I cache: 16K, L1 D cache: 16K Dec 1 14:51:56 gswi1164 kernel: Intel machine check architecture supported. Dec 1 14:51:56 gswi1164 kernel: Intel machine check reporting enabled on CPU#0. Dec 1 14:51:56 gswi1164 kernel: CPU: Intel Mobile Pentium II stepping 0a Dec 1 14:51:56 gswi1164 kernel: Enabling fast FPU save and restore... done. Dec 1 14:51:56 gswi1164 kernel: Checking 'hlt' instruction... OK. When booting cold the boot messages are: Dec 1 14:54:57 gswi1164 kernel: Initializing CPU#0 Dec 1 14:54:57 gswi1164 kernel: PID hash table entries: 1024 (order 10: 8192 bytes) Dec 1 14:54:57 gswi1164 kernel: Detected 298.598 MHz processor. Dec 1 14:54:57 gswi1164 kernel: Console: colour dummy device 80x25 Dec 1 14:54:57 gswi1164 kernel: Memory: 190848k/196544k available (2008k kernel code, 5060k reserved, 762k data, 148k init, 0k highmem) Dec 1 14:54:57 gswi1164 kernel: Calibrating delay loop... 587.77 BogoMIPS Dec 1 14:54:57 gswi1164 kernel: Security Scaffold v1.0.0 initialized Dec 1 14:54:57 gswi1164 kernel: Capability LSM initialized Dec 1 14:54:57 gswi1164 kernel: Dentry cache hash table entries: 32768 (order: 5, 131072 bytes) Dec 1 14:54:57 gswi1164 kernel: Inode-cache hash table entries: 16384 (order: 4, 65536 bytes) Dec 1 14:54:57 gswi1164 kernel: Mount-cache hash table entries: 512 (order: 0, 4096 bytes) Dec 1 14:54:57 gswi1164 kernel: CPU: L1 I cache: 16K, L1 D cache: 16K Dec 1 14:54:57 gswi1164 kernel: CPU: L2 cache: 256K Dec 1 14:54:57 gswi1164 kernel: Intel machine check architecture supported. Dec 1 14:54:57 gswi1164 kernel: Intel machine check reporting enabled on CPU#0. Dec 1 14:54:57 gswi1164 kernel: CPU: Intel Mobile Pentium II stepping 0a Dec 1 14:54:57 gswi1164 kernel: Enabling fast FPU save and restore... done. Dec 1 14:54:57 gswi1164 kernel: Checking 'hlt' instruction... OK. /proc/cpuinfo contains (after warm boot): processor : 0 vendor_id : GenuineIntel cpu family : 6 model : 6 model name : Mobile Pentium II stepping : 10 cpu MHz : 298.598 cache size : 256 KB fdiv_bug : no hlt_bug : no f00f_bug : no coma_bug : no fpu : yes fpu_exception : yes cpuid level : 2 wp : yes flags : fpu vme de pse tsc msr pae mce cx8 sep mtrr pge mca cmov pat pse36 mmx fxsr bogomips : 587.77 Is there any way to find out, why the second level cache isn't detected after a warm boot? Jochen -- #include <~/.signature>: permission denied