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authorLi Zefan <lizefan@huawei.com>2013-02-21 06:32:38 +0400
committerSteven Rostedt <rostedt@goodmis.org>2013-03-15 08:34:51 +0400
commitf71130de5c7fba92faf3901784714e37a234c08f (patch)
tree3632ac6de403c726b2ea8bb890f573c9fd6c54bc /include/linux/ftrace_event.h
parent15693458c4bc0693fd63a50d60f35b628fcf4e29 (diff)
downloadlinux-f71130de5c7fba92faf3901784714e37a234c08f.tar.xz
tracing: Add a helper function for event print functions
Move duplicate code in event print functions to a helper function. This shrinks the size of the kernel by ~13K. text data bss dec hex filename 6596137 1743966 10138672 18478775 119f6b7 vmlinux.o.old 6583002 1743849 10138672 18465523 119c2f3 vmlinux.o.new Link: http://lkml.kernel.org/r/51258746.2060304@huawei.com Signed-off-by: Li Zefan <lizefan@huawei.com> Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
Diffstat (limited to 'include/linux/ftrace_event.h')
-rw-r--r--include/linux/ftrace_event.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index fd28c170c597..4d79d2dc189c 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -38,6 +38,12 @@ const char *ftrace_print_symbols_seq_u64(struct trace_seq *p,
const char *ftrace_print_hex_seq(struct trace_seq *p,
const unsigned char *buf, int len);
+struct trace_iterator;
+struct trace_event;
+
+int ftrace_raw_output_prep(struct trace_iterator *iter,
+ struct trace_event *event);
+
/*
* The trace entry - the most basic unit of tracing. This is what
* is printed in the end as a single line in the trace output, such as:
@@ -95,8 +101,6 @@ enum trace_iter_flags {
};
-struct trace_event;
-
typedef enum print_line_t (*trace_print_func)(struct trace_iterator *iter,
int flags, struct trace_event *event);