diff options
| author | Li Zefan <lizf@cn.fujitsu.com> | 2009-08-19 15:54:32 +0800 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-08-19 15:02:24 +0200 |
| commit | e647d6b314266adb904d4b84973eda0afa856946 (patch) | |
| tree | e4f18b57d37a25910b3d19b6c2461f87db0084a3 /include | |
| parent | 14be96c9716cb8c46dca94bd890defd7856e0734 (diff) | |
tracing/events: Add trace_define_common_fields()
Extract duplicate code. Also prepare for the later patch.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
Cc: Jason Baron <jbaron@redhat.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
LKML-Reference: <4A8BAFB8.1010304@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/ftrace_event.h | 8 | ||||
| -rw-r--r-- | include/trace/ftrace.h | 8 |
2 files changed, 4 insertions, 12 deletions
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index 35b3a4a5ba8..427cbae47f8 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -142,6 +142,7 @@ extern int filter_current_check_discard(struct ftrace_event_call *call, extern int trace_define_field(struct ftrace_event_call *call, char *type, char *name, int offset, int size, int is_signed); +extern int trace_define_common_fields(struct ftrace_event_call *call); #define is_signed_type(type) (((type)(-1)) < 0) @@ -166,11 +167,4 @@ do { \ __trace_printk(ip, fmt, ##args); \ } while (0) -#define __common_field(type, item, is_signed) \ - ret = trace_define_field(event_call, #type, "common_" #item, \ - offsetof(typeof(field.ent), item), \ - sizeof(field.ent.item), is_signed); \ - if (ret) \ - return ret; - #endif /* _LINUX_FTRACE_EVENT_H */ diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index 4e81c9b3751..127400255e4 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -299,11 +299,9 @@ ftrace_define_fields_##call(struct ftrace_event_call *event_call) \ struct ftrace_raw_##call field; \ int ret; \ \ - __common_field(int, type, 1); \ - __common_field(unsigned char, flags, 0); \ - __common_field(unsigned char, preempt_count, 0); \ - __common_field(int, pid, 1); \ - __common_field(int, tgid, 1); \ + ret = trace_define_common_fields(event_call); \ + if (ret) \ + return ret; \ \ tstruct; \ \ |