From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1760819AbZCSTo2 (ORCPT ); Thu, 19 Mar 2009 15:44:28 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1758770AbZCSTnW (ORCPT ); Thu, 19 Mar 2009 15:43:22 -0400 Received: from bombadil.infradead.org ([18.85.46.34]:53495 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755214AbZCSTnU (ORCPT ); Thu, 19 Mar 2009 15:43:20 -0400 Message-Id: <20090319192610.660857280@chello.nl> User-Agent: quilt/0.46-1 Date: Thu, 19 Mar 2009 20:26:10 +0100 From: Peter Zijlstra To: mingo@elte.hu, paulus@samba.org, rostedt@goodmis.org Cc: linux-kernel@vger.kernel.org, Peter Zijlstra Subject: [PATCH 00/10] tracepoint perf counter events and new ABI Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org These patches change the event tracer to provide id files: [root@opteron ~]# for i in /debug/tracing/events/irq/*/id; do echo `cat $i` - $i; done 28 - /debug/tracing/events/irq/irq_handler_entry/id 29 - /debug/tracing/events/irq/irq_handler_exit/id 27 - /debug/tracing/events/irq/softirq_entry/id 26 - /debug/tracing/events/irq/softirq_exit/id These can then be used in profiling as: [root@opteron linux-2.6]# ~/perfstat -e 2:28 make O=native-build/ -j4 lib ... Performance counter stats for 'make': 18280.657602 task clock ticks (msecs) 465 tp: 28 (events) Wall-clock time elapsed: 11265.199196 msecs Showing that we had 465 irq_handler_entry events during that workload. --