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Date: Thu, 22 Jul 2010 19:17:13 +0800 From: Lin Ming <ming.m.lin@...el.com> To: Ingo Molnar <mingo@...e.hu>, "Rafael J. Wysocki" <rjw@...k.pl> Cc: Robert Richter <robert.richter@....com>, Corey Ashford <cjashfor@...ux.vnet.ibm.com>, Johannes Berg <johannes@...solutions.net>, Peter Zijlstra <peterz@...radead.org>, Greg KH <greg@...ah.com>, Frederic Weisbecker <fweisbec@...il.com>, Paul Mundt <lethal@...ux-sh.org>, "eranian@...il.com" <eranian@...il.com>, "Gary.Mohr@...l.com" <Gary.Mohr@...l.com>, "arjan@...ux.intel.com" <arjan@...ux.intel.com>, "Zhang, Yanmin" <yanmin_zhang@...ux.intel.com>, Paul Mackerras <paulus@...ba.org>, "David S. Miller" <davem@...emloft.net>, Russell King <rmk+kernel@....linux.org.uk>, Arnaldo Carvalho de Melo <acme@...hat.com>, Will Deacon <will.deacon@....com>, Maynard Johnson <mpjohn@...ibm.com>, Carl Love <carll@...ibm.com>, Kay Sievers <kay.sievers@...y.org>, lkml <linux-kernel@...r.kernel.org>, Thomas Gleixner <tglx@...utronix.de>, Steven Rostedt <rostedt@...dmis.org> Subject: [RFC][PATCH v1 11/15] perf: export tracepoint events via sysfs: power 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); } -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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