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Merge branch 'core-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...
[linux-2.6-block.git]
/
drivers
/
oprofile
/
event_buffer.h
diff --git
a/drivers/oprofile/event_buffer.h
b/drivers/oprofile/event_buffer.h
index 5076ed1ebd8feff23e3df134a808eb211e2cdfc7..4e70749f8d16e122a0fab36fa065889e018ef954 100644
(file)
--- a/
drivers/oprofile/event_buffer.h
+++ b/
drivers/oprofile/event_buffer.h
@@
-10,13
+10,20
@@
#ifndef EVENT_BUFFER_H
#define EVENT_BUFFER_H
#ifndef EVENT_BUFFER_H
#define EVENT_BUFFER_H
-#include <linux/types.h>
+#include <linux/types.h>
#include <asm/mutex.h>
#include <asm/mutex.h>
-
+
int alloc_event_buffer(void);
void free_event_buffer(void);
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);
/* wake up the process sleeping on the event file */
void wake_up_buffer_waiter(void);
@@
-24,10
+31,10
@@
void wake_up_buffer_waiter(void);
#define NO_COOKIE 0UL
extern const struct file_operations event_buffer_fops;
#define NO_COOKIE 0UL
extern const struct file_operations event_buffer_fops;
-
+
/* mutex between sync_cpu_buffers() and the
* file reading code.
*/
extern struct mutex buffer_mutex;
/* mutex between sync_cpu_buffers() and the
* file reading code.
*/
extern struct mutex buffer_mutex;
-
+
#endif /* EVENT_BUFFER_H */
#endif /* EVENT_BUFFER_H */