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From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@elte.hu>,
	Andrew Morton <akpm@linux-foundation.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Mathieu Desnoyers <compudj@krystal.dyndns.org>,
	Lai Jiangshan <laijs@cn.fujitsu.com>,
	Arnaldo Carvalho de Melo <acme@redhat.com>,
	Theodore Tso <tytso@mit.edu>,
	Christoph Hellwig <hch@infradead.org>,
	Peter Zijlstra <peterz@infradead.org>, Mel Gorman <mel@csn.ul.ie>,
	Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
Subject: [PATCH 07/11] tracing/events: modify irq print to new format
Date: Wed, 10 Jun 2009 12:53:13 -0400	[thread overview]
Message-ID: <20090610170000.065779126@goodmis.org> (raw)
In-Reply-To: 20090610165306.794813861@goodmis.org

[-- Attachment #1: 0007-tracing-events-modify-irq-print-to-new-format.patch --]
[-- Type: text/plain, Size: 2526 bytes --]

From: Steven Rostedt <srostedt@redhat.com>

Use new format for better parsing of irq events.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
 include/trace/events/irq.h |   40 +++++++++++++++++++++-------------------
 1 files changed, 21 insertions(+), 19 deletions(-)

diff --git a/include/trace/events/irq.h b/include/trace/events/irq.h
index b0c7ede..4294a6d 100644
--- a/include/trace/events/irq.h
+++ b/include/trace/events/irq.h
@@ -7,18 +7,19 @@
 #undef TRACE_SYSTEM
 #define TRACE_SYSTEM irq
 
-#define softirq_name(sirq) { sirq##_SOFTIRQ, #sirq }
-#define show_softirq_name(val)			\
-	__print_symbolic(val,			\
-			 softirq_name(HI),	\
-			 softirq_name(TIMER),	\
-			 softirq_name(NET_TX),	\
-			 softirq_name(NET_RX),	\
-			 softirq_name(BLOCK),	\
-			 softirq_name(TASKLET),	\
-			 softirq_name(SCHED),	\
-			 softirq_name(HRTIMER),	\
-			 softirq_name(RCU))
+#define softirq_name(sirq) sirq##_SOFTIRQ, #sirq
+#define show_softirq_name_format(val)					\
+	"%d=%s,%d=%s,%d=%s,%d=%s,%d=%s,%d=%s,%d=%s,%d=%s,%d=%s"
+#define show_softirq_name_args()					\
+		softirq_name(HI),					\
+		softirq_name(TIMER),					\
+		softirq_name(NET_TX),					\
+		softirq_name(NET_RX),					\
+		softirq_name(BLOCK),					\
+		softirq_name(TASKLET),					\
+		softirq_name(SCHED),					\
+		softirq_name(HRTIMER),					\
+		softirq_name(RCU)
 
 /**
  * irq_handler_entry - called immediately before the irq action handler
@@ -47,7 +48,7 @@ TRACE_EVENT(irq_handler_entry,
 		__assign_str(name, action->name);
 	),
 
-	TP_printk("irq=%d handler=%s", __entry->irq, __get_str(name))
+	TP_FORMAT("irq=<int:irq> handler=<string:name>")
 );
 
 /**
@@ -77,8 +78,7 @@ TRACE_EVENT(irq_handler_exit,
 		__entry->ret	= ret;
 	),
 
-	TP_printk("irq=%d return=%s",
-		  __entry->irq, __entry->ret ? "handled" : "unhandled")
+	TP_FORMAT("irq=<int:irq> return=<if:ret:handled:unhandled>")
 );
 
 /**
@@ -106,8 +106,9 @@ TRACE_EVENT(softirq_entry,
 		__entry->vec = (int)(h - vec);
 	),
 
-	TP_printk("softirq=%d action=%s", __entry->vec,
-		  show_softirq_name(__entry->vec))
+	TP_FORMAT("softirq=<int:vec> action=<sym:vec:"
+		  show_softirq_name_format() ">",
+		  show_softirq_name_args())
 );
 
 /**
@@ -135,8 +136,9 @@ TRACE_EVENT(softirq_exit,
 		__entry->vec = (int)(h - vec);
 	),
 
-	TP_printk("softirq=%d action=%s", __entry->vec,
-		  show_softirq_name(__entry->vec))
+	TP_FORMAT("softirq=<int:vec> action=<sym:vec:"
+		  show_softirq_name_format() ">",
+		  show_softirq_name_args())
 );
 
 #endif /*  _TRACE_IRQ_H */
-- 
1.6.3.1

-- 

  parent reply	other threads:[~2009-06-10 17:01 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-06-10 16:53 [PATCH 00/11] [GIT PULL][for 2.6.32] new event print tag language Steven Rostedt
2009-06-10 16:53 ` [PATCH 01/11] tracing: add entry size to iterator Steven Rostedt
2009-06-10 16:53 ` [PATCH 02/11] tracing/events: nicer print format for parsing Steven Rostedt
2009-06-10 16:53 ` [PATCH 03/11] tracing: add nsec2sec print formats Steven Rostedt
2009-06-10 16:53 ` [PATCH 04/11] tracing: add major and minor tags for print format Steven Rostedt
2009-06-10 16:53 ` [PATCH 05/11] tracing: add func and symfunc to tag format Steven Rostedt
2009-06-10 16:53 ` [PATCH 06/11] tracing: update sample code with new " Steven Rostedt
2009-06-10 16:53 ` Steven Rostedt [this message]
2009-06-10 16:53 ` [PATCH 08/11] tracing/events: modify sched print to new format Steven Rostedt
2009-06-10 16:53 ` [PATCH 09/11] tracing/events: modify kmem " Steven Rostedt
2009-06-10 16:53 ` [PATCH 10/11] tracing/events: modify lockdep " Steven Rostedt
2009-06-10 16:53 ` [PATCH 11/11] tracing: convert the block trace points to use the new tag format Steven Rostedt

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