[RFC][PATCH v1 09/15] perf: export tracepoint events via sysfs: mce

[Lin Ming]

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)


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