tracing: Remove unused prototype ftrace_event_define_field()

ftrace_event_define_field() has a prototype defined but never used.
Remove it.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index 65ce6de..f8465d6 100644 (file)
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -219,10 +219,6 @@ struct ftrace_event_class {
 extern int ftrace_event_reg(struct ftrace_event_call *event,
                            enum trace_reg type, void *data);
 
-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;
@@ -238,10 +234,6 @@ void *ftrace_event_buffer_reserve(struct ftrace_event_buffer *fbuffer,
 
 void ftrace_event_buffer_commit(struct ftrace_event_buffer *fbuffer);
 
-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);
-
 enum {
        TRACE_EVENT_FL_FILTERED_BIT,
        TRACE_EVENT_FL_CAP_ANY_BIT,