From: Lin Ming <ming.m.lin@intel.com>
To: Ingo Molnar <mingo@elte.hu>, "Rafael J. Wysocki" <rjw@sisk.pl>
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 11/15] perf: export tracepoint events via sysfs: power
Date: Thu, 22 Jul 2010 19:17:13 +0800 [thread overview]
Message-ID: <1279797433.20942.94.camel@minggr.sh.intel.com> (raw)
power tracepoint events are exported like below,
/sys/power/events/
|-- power_end
| |-- config
| `-- type
|-- power_frequency
| |-- config
| `-- type
`-- power_start
|-- config
`-- type
---
kernel/power/main.c | 4 ++++
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/kernel/power/main.c b/kernel/power/main.c
index b58800b..6749374 100644
--- a/kernel/power/main.c
+++ b/kernel/power/main.c
@@ -12,6 +12,7 @@
#include <linux/string.h>
#include <linux/resume-trace.h>
#include <linux/workqueue.h>
+#include <linux/perf_event.h>
#include "power.h"
@@ -269,6 +270,9 @@ static int __init pm_init(void)
power_kobj = kobject_create_and_add("power", NULL);
if (!power_kobj)
return -ENOMEM;
+
+ perf_sys_add_tp(power_kobj, "power");
+
return sysfs_create_group(power_kobj, &attr_group);
}
next reply other threads:[~2010-07-22 11:17 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-22 11:17 Lin Ming [this message]
2010-07-22 21:53 ` [RFC][PATCH v1 11/15] perf: export tracepoint events via sysfs: power Rafael J. Wysocki
[not found] ` <AANLkTincVAsbxJk0IR4mkdP1kIuefQiSxy--_0Xeskbc@mail.gmail.com>
2010-07-23 2:00 ` Fwd: " Lin Ming
2010-07-23 11:58 ` Rafael J. Wysocki
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