[PATCH 2/2] ftrace: Output REC->var instead of __entry->var for traceformat

From: Zhaolei
Date: Wed Apr 08 2009 - 05:03:39 EST


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@xxxxxxxxxxxxxx>
---
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 9e47c39..d694a8a 100644
--- a/kernel/trace/trace_events_stage_2.h
+++ b/kernel/trace/trace_events_stage_2.h
@@ -108,10 +108,10 @@ 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 TRACE_EVENT
#define TRACE_EVENT(call, proto, args, tstruct, assign, print) \
--
1.5.5.3


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