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| author | Li Zefan <lizefan@huawei.com> | 2013-02-21 10:32:38 +0800 |
|---|---|---|
| committer | Steven Rostedt <rostedt@goodmis.org> | 2013-03-15 00:34:51 -0400 |
| commit | f71130de5c7fba92faf3901784714e37a234c08f (patch) | |
| tree | 3632ac6de403c726b2ea8bb890f573c9fd6c54bc /include/linux/ftrace_event.h | |
| parent | 15693458c4bc0693fd63a50d60f35b628fcf4e29 (diff) | |
| download | lwn-f71130de5c7fba92faf3901784714e37a234c08f.tar.gz lwn-f71130de5c7fba92faf3901784714e37a234c08f.zip | |
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.h | 8 |
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); |