tracing: Rename FTRACE_MAX_EVENT to TRACE_EVENT_TYPE_MAX

The name "ftrace" really refers to the function hook infrastructure. It
is not about the trace_events. Rename the max trace_event type size to
something more descriptive and appropriate.

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

include/linux/trace_events.h

@@ -68,7 +68,7 @@ struct trace_entry {
 	int			pid;
 };
 
-#define FTRACE_MAX_EVENT						\
+#define TRACE_EVENT_TYPE_MAX						\
 	((1 << (sizeof(((struct trace_entry *)0)->type) * 8)) - 1)
 
 /*

kernel/trace/trace_output.c

@@ -675,7 +675,7 @@ static int trace_search_list(struct list_head **list)
 	}
 
 	/* Did we used up all 65 thousand events??? */
-	if ((last + 1) > FTRACE_MAX_EVENT)
+	if ((last + 1) > TRACE_EVENT_TYPE_MAX)
 		return 0;
 
 	*list = &e->list;
@@ -725,7 +725,7 @@ int register_trace_event(struct trace_event *event)
 	if (!event->type) {
 		struct list_head *list = NULL;
 
-		if (next_event_type > FTRACE_MAX_EVENT) {
+		if (next_event_type > TRACE_EVENT_TYPE_MAX) {
 
 			event->type = trace_search_list(&list);
 			if (!event->type)

tools/perf/util/scripting-engines/trace-event-perl.c

@@ -55,10 +55,10 @@ void xs_init(pTHX)
 
 INTERP my_perl;
 
-#define FTRACE_MAX_EVENT				\
+#define TRACE_EVENT_TYPE_MAX				\
 	((1 << (sizeof(unsigned short) * 8)) - 1)
 
-static DECLARE_BITMAP(events_defined, FTRACE_MAX_EVENT);
+static DECLARE_BITMAP(events_defined, TRACE_EVENT_TYPE_MAX);
 
 extern struct scripting_context *scripting_context;
 

tools/perf/util/scripting-engines/trace-event-python.c

@@ -44,10 +44,10 @@
 
 PyMODINIT_FUNC initperf_trace_context(void);
 
-#define FTRACE_MAX_EVENT				\
+#define TRACE_EVENT_TYPE_MAX				\
 	((1 << (sizeof(unsigned short) * 8)) - 1)
 
-static DECLARE_BITMAP(events_defined, FTRACE_MAX_EVENT);
+static DECLARE_BITMAP(events_defined, TRACE_EVENT_TYPE_MAX);
 
 #define MAX_FIELDS	64
 #define N_COMMON_FIELDS	7