tracing: add format file to describe event struct fields

[linux-2.6.git] / kernel / trace / trace.h

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index cf6ba41..e606633 100644 (file)
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -754,6 +754,7 @@ struct ftrace_event_call {
        int             (*raw_init)(void);
        int             (*raw_reg)(void);
        void            (*raw_unreg)(void);
+       int             (*show_format)(struct trace_seq *s);
 };
 
 void event_trace_printk(unsigned long ip, const char *fmt, ...);