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Subject[tip:tracing/urgent] ftrace: Output REC->var instead of __entry->var for trace format
Commit-ID:  0462b5664b2bda5a18fef7efb5bb32ce36590c1a
Gitweb: http://git.kernel.org/tip/0462b5664b2bda5a18fef7efb5bb32ce36590c1a
Author: Zhaolei <zhaolei@cn.fujitsu.com>
AuthorDate: Wed, 8 Apr 2009 17:00:13 +0800
Committer: Ingo Molnar <mingo@elte.hu>
CommitDate: Fri, 10 Apr 2009 15:48:53 +0200

ftrace: Output REC->var instead of __entry->var for trace format

print fmt: "irq=%d return=%s", __entry->irq, __entry->ret ? \"handled\" : \"unhandled\"

"__entry" should be convert to "REC" by __stringify() macro.

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Acked-by: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
LKML-Reference: <49DC679D.2090901@cn.fujitsu.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>


---
kernel/trace/trace_events_stage_2.h | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/kernel/trace/trace_events_stage_2.h b/kernel/trace/trace_events_stage_2.h
index 30743f7..d363c66 100644
--- a/kernel/trace/trace_events_stage_2.h
+++ b/kernel/trace/trace_events_stage_2.h
@@ -105,10 +105,10 @@ ftrace_raw_output_##call(struct trace_iterator *iter, int flags) \
return 0;

#undef __entry
-#define __entry "REC"
+#define __entry REC

#undef TP_printk
-#define TP_printk(fmt, args...) "%s, %s\n", #fmt, #args
+#define TP_printk(fmt, args...) "%s, %s\n", #fmt, __stringify(args)

#undef TP_fast_assign
#define TP_fast_assign(args...) args

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