Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1031487AbWKVK1v (ORCPT ); Wed, 22 Nov 2006 05:27:51 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1031488AbWKVK1v (ORCPT ); Wed, 22 Nov 2006 05:27:51 -0500 Received: from pfx2.jmh.fr ([194.153.89.55]:37557 "EHLO pfx2.jmh.fr") by vger.kernel.org with ESMTP id S1031487AbWKVK1u (ORCPT ); Wed, 22 Nov 2006 05:27:50 -0500 From: Eric Dumazet To: Adrian Bunk Subject: Re: 2.6.19-rc5: known regressions (v3) Date: Wed, 22 Nov 2006 11:28:05 +0100 User-Agent: KMail/1.9.5 Cc: Andrew Morton , Linux Kernel Mailing List , Stephen Hemminger , gregkh@suse.de, Ingo Molnar , Len Brown , Andi Kleen , phil.el@wanadoo.fr, oprofile-list@lists.sourceforge.net References: <20061115102122.GQ22565@stusta.de> <200611151135.48306.dada1@cosmosbay.com> In-Reply-To: <200611151135.48306.dada1@cosmosbay.com> MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <200611221128.05769.dada1@cosmosbay.com> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2030 Lines: 53 On Wednesday 15 November 2006 11:35, Eric Dumazet wrote: > On Wednesday 15 November 2006 11:21, Adrian Bunk wrote: > > Subject : x86_64: oprofile doesn't work > > References : http://lkml.org/lkml/2006/10/27/3 > > Submitter : Prakash Punnoor > > Status : unknown > I hit the same problem on i386 architecture too, if CONFIG_ACPI is not set. # opcontrol --setup --event=RESOURCE_STALLS:1000 --vmlinux=$VMFILE # opcontrol --start /usr/bin/opcontrol: line 911: /dev/oprofile/0/enabled: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/event: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/count: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/kernel: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/user: No such file or directory /usr/bin/opcontrol: line 911: /dev/oprofile/0/unit_mask: No such file or directory Using 2.6+ OProfile kernel interface. Reading module info. Using log file /var/lib/oprofile/oprofiled.log Daemon started. Profiler running. # ls -l /dev/oprofile/ total 0 drwxr-xr-x 1 root root 0 Nov 22 11:18 1 -rw-r--r-- 1 root root 0 Nov 22 11:18 backtrace_depth -rw-r--r-- 1 root root 0 Nov 22 11:18 buffer -rw-r--r-- 1 root root 0 Nov 22 11:18 buffer_size -rw-r--r-- 1 root root 0 Nov 22 11:18 buffer_watershed -rw-r--r-- 1 root root 0 Nov 22 11:18 cpu_buffer_size -rw-r--r-- 1 root root 0 Nov 22 11:18 cpu_type -rw-rw-rw- 1 root root 0 Nov 22 11:18 dump -rw-r--r-- 1 root root 0 Nov 22 11:18 enable -rw-r--r-- 1 root root 0 Nov 22 11:18 pointer_size drwxr-xr-x 1 root root 0 Nov 22 11:18 stats # dmesg | grep oprofile oprofile: using NMI interrupt. # opcontrol --version opcontrol: oprofile 0.9.2 compiled on Nov 22 2006 11:24:09 Eric - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/