From: Lin Ming <ming.m.lin@intel.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Robert Richter <robert.richter@amd.com>,
Corey Ashford <cjashfor@linux.vnet.ibm.com>,
Johannes Berg <johannes@sipsolutions.net>,
Peter Zijlstra <peterz@infradead.org>, Greg KH <greg@kroah.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Paul Mundt <lethal@linux-sh.org>,
"eranian@gmail.com" <eranian@gmail.com>,
"Gary.Mohr@Bull.com" <Gary.Mohr@bull.com>,
"arjan@linux.intel.com" <arjan@linux.intel.com>,
"Zhang, Yanmin" <yanmin_zhang@linux.intel.com>,
Paul Mackerras <paulus@samba.org>,
"David S. Miller" <davem@davemloft.net>,
Russell King <rmk+kernel@arm.linux.org.uk>,
Arnaldo Carvalho de Melo <acme@redhat.com>,
Will Deacon <will.deacon@arm.com>,
Maynard Johnson <mpjohn@us.ibm.com>, Carl Love <carll@us.ibm.com>,
Kay Sievers <kay.sievers@vrfy.org>,
lkml <linux-kernel@vger.kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Steven Rostedt <rostedt@goodmis.org>
Subject: [RFC][PATCH v1 10/15] perf: export tracepoint events via sysfs: module
Date: Thu, 22 Jul 2010 19:16:59 +0800 [thread overview]
Message-ID: <1279797419.20942.93.camel@minggr.sh.intel.com> (raw)
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 <linux/err.h>
#include <linux/slab.h>
#include <linux/ctype.h>
+#include <linux/perf_event.h>
#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);
reply other threads:[~2010-07-22 11:16 UTC|newest]
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