From: Lin Ming <ming.m.lin@intel.com>
To: Ingo Molnar <mingo@elte.hu>,
Hidetoshi Seto <seto.hidetoshi@jp.fujitsu.com>,
Huang Ying <ying.huang@intel.com>,
Andi Kleen <ak@linux.intel.com>
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 09/15] perf: export tracepoint events via sysfs: mce
Date: Thu, 22 Jul 2010 19:16:42 +0800 [thread overview]
Message-ID: <1279797402.20942.92.camel@minggr.sh.intel.com> (raw)
mce tracepoint events are exported like below,
/sys/devices/system/machinecheck/machinecheck0/events/
`-- mce_record
|-- config
`-- type
/sys/devices/system/machinecheck/machinecheck1/events/
`-- mce_record
|-- config
`-- type
---
arch/x86/kernel/cpu/mcheck/mce.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 7a6f81e..eb6e127 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1971,6 +1971,8 @@ static __cpuinit int mce_create_device(unsigned int cpu)
if (err)
return err;
+ perf_sys_add_tp(&per_cpu(mce_dev, cpu).kobj, "mce");
+
for (i = 0; mce_attrs[i]; i++) {
err = sysdev_create_file(&per_cpu(mce_dev, cpu), mce_attrs[i]);
if (err)
reply other threads:[~2010-07-22 11:16 UTC|newest]
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