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authorLi Zefan <lizf@cn.fujitsu.com>2009-08-19 15:54:32 +0800
committerIngo Molnar <mingo@elte.hu>2009-08-19 15:02:24 +0200
commite647d6b314266adb904d4b84973eda0afa856946 (patch)
treee4f18b57d37a25910b3d19b6c2461f87db0084a3 /kernel/trace/trace_export.c
parent14be96c9716cb8c46dca94bd890defd7856e0734 (diff)
downloadlinux-e647d6b314266adb904d4b84973eda0afa856946.tar.gz
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 'kernel/trace/trace_export.c')
-rw-r--r--kernel/trace/trace_export.c8
1 files changed, 3 insertions, 5 deletions
diff --git a/kernel/trace/trace_export.c b/kernel/trace/trace_export.c
index cf2c752a25bf..70875303ae46 100644
--- a/kernel/trace/trace_export.c
+++ b/kernel/trace/trace_export.c
@@ -189,11 +189,9 @@ ftrace_define_fields_##call(struct ftrace_event_call *event_call)	\
 	struct args field;						\
 	int ret;							\
 									\
-	__common_field(unsigned char, type, 0);				\
-	__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;							\
 									\