From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759304Ab0GVLQq (ORCPT ); Thu, 22 Jul 2010 07:16:46 -0400 Received: from mga09.intel.com ([134.134.136.24]:53702 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755683Ab0GVLQo (ORCPT ); Thu, 22 Jul 2010 07:16:44 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.55,242,1278313200"; d="scan'208";a="537790189" Subject: [RFC][PATCH v1 10/15] perf: export tracepoint events via sysfs: module From: Lin Ming To: Ingo Molnar Cc: Robert Richter , Corey Ashford , Johannes Berg , Peter Zijlstra , Greg KH , Frederic Weisbecker , Paul Mundt , "eranian@gmail.com" , "Gary.Mohr@Bull.com" , "arjan@linux.intel.com" , "Zhang, Yanmin" , Paul Mackerras , "David S. Miller" , Russell King , Arnaldo Carvalho de Melo , Will Deacon , Maynard Johnson , Carl Love , Kay Sievers , lkml , Thomas Gleixner , Steven Rostedt Content-Type: text/plain; charset="UTF-8" Date: Thu, 22 Jul 2010 19:16:59 +0800 Message-ID: <1279797419.20942.93.camel@minggr.sh.intel.com> Mime-Version: 1.0 X-Mailer: Evolution 2.30.2 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org module tracepoint events are exported like below, /sys/module/events/ |-- module_free | |-- config | `-- type |-- module_get | |-- config | `-- type |-- module_load | |-- config | `-- type |-- module_put | |-- config | `-- type `-- module_request |-- config `-- type --- kernel/params.c | 3 +++ 1 files changed, 3 insertions(+), 0 deletions(-) diff --git a/kernel/params.c b/kernel/params.c index 0b30ecd..be3326c 100644 --- a/kernel/params.c +++ b/kernel/params.c @@ -24,6 +24,7 @@ #include #include #include +#include #if 0 #define DEBUGP printk @@ -763,6 +764,8 @@ static int __init param_sysfs_init(void) param_sysfs_builtin(); + perf_sys_add_tp(&module_kset->kobj, "module"); + return 0; } subsys_initcall(param_sysfs_init);