X-Git-Url: http://git.liburcu.org/?a=blobdiff_plain;f=wrapper%2Fperf.h;h=4a7f6d8582873b9075a021595aea291cec2971b0;hb=80bb26003945e96a8ade9c8788dab9b2e08cbc08;hp=d774d4abbb5bce28e222acd50a060e3b7e8ba0bd;hpb=a90917c3f8c4ed79117f1caa333b29a2108084ec;p=lttng-modules.git

diff --git a/wrapper/perf.h b/wrapper/perf.h
index d774d4ab..4a7f6d85 100644
--- a/wrapper/perf.h
+++ b/wrapper/perf.h
@@ -1,15 +1,18 @@
-#ifndef _LTTNG_WRAPPER_PERF_H
-#define _LTTNG_WRAPPER_PERF_H
-
-/*
- * Copyright (C) 2011 Mathieu Desnoyers (mathieu.desnoyers@efficios.com)
+/* SPDX-License-Identifier: (GPL-2.0 or LGPL-2.1)
  *
- * Dual LGPL v2.1/GPL v2 license.
+ * wrapper/perf.h
+ *
+ * Copyright (C) 2010-2012 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
  */
 
+#ifndef _LTTNG_WRAPPER_PERF_H
+#define _LTTNG_WRAPPER_PERF_H
+
 #include <linux/perf_event.h>
 
-#if defined(CONFIG_PERF_EVENTS) && (LINUX_VERSION_CODE >= KERNEL_VERSION(3,0,99))
+#ifdef CONFIG_PERF_EVENTS
+
+#if (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0))
 static inline struct perf_event *
 wrapper_perf_event_create_kernel_counter(struct perf_event_attr *attr,
 				int cpu,
@@ -18,7 +21,7 @@ wrapper_perf_event_create_kernel_counter(struct perf_event_attr *attr,
 {
 	return perf_event_create_kernel_counter(attr, cpu, task, callback, NULL);
 }
-#else
+#else /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) */
 static inline struct perf_event *
 wrapper_perf_event_create_kernel_counter(struct perf_event_attr *attr,
 				int cpu,
@@ -27,6 +30,8 @@ wrapper_perf_event_create_kernel_counter(struct perf_event_attr *attr,
 {
 	return perf_event_create_kernel_counter(attr, cpu, task, callback);
 }
-#endif
+#endif /* (LINUX_VERSION_CODE >= KERNEL_VERSION(3,1,0)) */
+
+#endif /* CONFIG_PERF_EVENTS */
 
 #endif /* _LTTNG_WRAPPER_PERF_H */