1 files changed, 15 insertions, 0 deletions

diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index ffe642eb84fa..9d3fe0658398 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -206,6 +206,21 @@ int ftrace_event_define_field(struct ftrace_event_call *call,
                               char *type, int len, char *item, int offset,
                               int field_size, int sign, int filter);
 
+struct ftrace_event_buffer {
+        struct ring_buffer              *buffer;
+        struct ring_buffer_event        *event;
+        struct ftrace_event_file        *ftrace_file;
+        void                            *entry;
+        unsigned long                   flags;
+        int                             pc;
+};
+
+void *ftrace_event_buffer_reserve(struct ftrace_event_buffer *fbuffer,
+                                  struct ftrace_event_file *ftrace_file,
+                                  unsigned long len);
+
+void ftrace_event_buffer_commit(struct ftrace_event_buffer *fbuffer);
+
 enum {
         TRACE_EVENT_FL_FILTERED_BIT,
         TRACE_EVENT_FL_CAP_ANY_BIT,