linux-kernel - [PATCH 1/4] tracing: not necessary to undefine DEFINE

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Message-Id: <20200612092844.56107-2-richard.weiyang@linux.alibaba.com>
Date:   Fri, 12 Jun 2020 17:28:41 +0800
From:   Wei Yang <richard.weiyang@...ux.alibaba.com>
To:     rostedt@...dmis.org, mingo@...hat.com
Cc:     linux-kernel@...r.kernel.org,
        Wei Yang <richard.weiyang@...ux.alibaba.com>
Subject: [PATCH 1/4] tracing: not necessary to undefine DEFINE_EVENT again

After un-define DEFINE_EVENT in Stage 2, DEFINE_EVENT is not defined to a
specific form. It is not necessary to un-define it again.

Let's skip this.

Signed-off-by: Wei Yang <richard.weiyang@...ux.alibaba.com>
---
 include/trace/trace_events.h | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/include/trace/trace_events.h b/include/trace/trace_events.h
index 502c7be50b8d..a4994761bdaf 100644
--- a/include/trace/trace_events.h
+++ b/include/trace/trace_events.h
@@ -443,9 +443,6 @@ static struct trace_event_fields trace_event_fields_##call[] = {	\
 	tstruct								\
 	{} };
 
-#undef DEFINE_EVENT
-#define DEFINE_EVENT(template, name, proto, args)
-
 #undef DEFINE_EVENT_PRINT
 #define DEFINE_EVENT_PRINT(template, name, proto, args, print)	\
 	DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
@@ -523,9 +520,6 @@ static inline notrace int trace_event_get_offsets_##call(		\
 	return __data_size;						\
 }
 
-#undef DEFINE_EVENT
-#define DEFINE_EVENT(template, name, proto, args)
-
 #undef DEFINE_EVENT_PRINT
 #define DEFINE_EVENT_PRINT(template, name, proto, args, print)	\
 	DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
-- 
2.20.1 (Apple Git-117)