linux-kernel - [PATCH 2/2] x86, mce: Make MCE tracepoint persistent event

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Date:	Sat, 22 May 2010 21:00:06 +0200
From:	Borislav Petkov <bp@...en8.de>
To:	Ingo Molnar <mingo@...e.hu>,
	Frederic Weisbecker <fweisbec@...il.com>,
	Steven Rostedt <rostedt@...dmis.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Arnaldo Carvalho de Melo <acme@...hat.com>,
	Lin Ming <ming.m.lin@...el.com>
Cc:	linux-kernel@...r.kernel.org, Borislav Petkov <bp@...en8.de>
Subject: [PATCH 2/2] x86, mce: Make MCE tracepoint persistent event

Not-yet-signed-off-by: Borislav Petkov <bp@...en8.de>
---
 arch/x86/kernel/cpu/mcheck/mce.c |    4 ++++
 include/trace/events/mce.h       |    1 +
 2 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 8a6f0af..5f40726 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -1668,6 +1668,10 @@ int __init mcheck_init(void)
 
 	mcheck_intel_therm_init();
 
+#ifdef CONFIG_EVENT_TRACING
+	event_mce_record.type = EVENT_PERSISTENT;
+#endif
+
 	return 0;
 }
 
diff --git a/include/trace/events/mce.h b/include/trace/events/mce.h
index 7eee778..b1ad772 100644
--- a/include/trace/events/mce.h
+++ b/include/trace/events/mce.h
@@ -5,6 +5,7 @@
 #define _TRACE_MCE_H
 
 #include <linux/ktime.h>
+#include <linux/ftrace_event.h>
 #include <linux/tracepoint.h>
 #include <asm/mce.h>
 
-- 
1.7.1

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