X-Git-Url: http://www.pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Foprofile%2Fevent_buffer.h;h=4e70749f8d16e122a0fab36fa065889e018ef954;hb=92fb83afd6664a6f8a05f990d264c998f9b99f69;hp=9b6a4ebd03e39c65a3ba0cdcf6c336f023109a37;hpb=f8abea8f8c24ecdad6d6861bffb912f23f2741cd;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/oprofile/event_buffer.h b/drivers/oprofile/event_buffer.h
index 9b6a4ebd03e..4e70749f8d1 100644
--- a/drivers/oprofile/event_buffer.h
+++ b/drivers/oprofile/event_buffer.h
@@ -10,42 +10,31 @@
 #ifndef EVENT_BUFFER_H
 #define EVENT_BUFFER_H
 
-#include <linux/types.h> 
+#include <linux/types.h>
 #include <asm/mutex.h>
- 
+
 int alloc_event_buffer(void);
 
 void free_event_buffer(void);
- 
+
+/**
+ * Add data to the event buffer.
+ * The data passed is free-form, but typically consists of
+ * file offsets, dcookies, context information, and ESCAPE codes.
+ */
+void add_event_entry(unsigned long data);
+
 /* wake up the process sleeping on the event file */
 void wake_up_buffer_waiter(void);
- 
-/* Each escaped entry is prefixed by ESCAPE_CODE
- * then one of the following codes, then the
- * relevant data.
- */
-#define ESCAPE_CODE			~0UL
-#define CTX_SWITCH_CODE 		1
-#define CPU_SWITCH_CODE 		2
-#define COOKIE_SWITCH_CODE 		3
-#define KERNEL_ENTER_SWITCH_CODE	4
-#define KERNEL_EXIT_SWITCH_CODE		5
-#define MODULE_LOADED_CODE		6
-#define CTX_TGID_CODE			7
-#define TRACE_BEGIN_CODE		8
-#define TRACE_END_CODE			9
- 
+
 #define INVALID_COOKIE ~0UL
 #define NO_COOKIE 0UL
 
-/* add data to the event buffer */
-void add_event_entry(unsigned long data);
- 
 extern const struct file_operations event_buffer_fops;
- 
+
 /* mutex between sync_cpu_buffers() and the
  * file reading code.
  */
 extern struct mutex buffer_mutex;
- 
+
 #endif /* EVENT_BUFFER_H */