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Date: Mon, 07 Dec 2009 15:40:15 +0800
From: Li Zefan <lizf@...fujitsu.com>
To: Ingo Molnar <mingo@...e.hu>
CC: Steven Rostedt <rostedt@...dmis.org>,
Frederic Weisbecker <fweisbec@...il.com>,
LKML <linux-kernel@...r.kernel.org>
Subject: [PATCH 01/13] tracing: Extract duplicate ftrace_raw_init_event_foo()
Define ftrace_raw_init_event_foo() for each event class rather
than for each event:
text data bss dec hex filename
5459553 2005772 7103796 14569121 de4ea1 vmlinux.o.old
5456157 2005772 7103796 14565725 de415d vmlinux.o
Signed-off-by: Li Zefan <lizf@...fujitsu.com>
---
include/trace/ftrace.h | 34 +++++++++++++++-------------------
1 files changed, 15 insertions(+), 19 deletions(-)
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index d1b3de9..4d114c9 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -647,9 +647,6 @@ static void ftrace_profile_disable_##name(struct ftrace_event_call *unused)\
*
*/
-#undef TP_FMT
-#define TP_FMT(fmt, args...) fmt "\n", ##args
-
#ifdef CONFIG_EVENT_PROFILE
#define _TRACE_PROFILE_INIT(call) \
@@ -716,6 +713,18 @@ static void ftrace_raw_event_id_##call(struct ftrace_event_call *event_call, \
if (!filter_current_check_discard(buffer, event_call, entry, event)) \
trace_nowake_buffer_unlock_commit(buffer, \
event, irq_flags, pc); \
+} \
+ \
+static int ftrace_raw_init_event_##call(struct ftrace_event_call *event_call)\
+{ \
+ int id; \
+ \
+ id = register_ftrace_event(event_call->event); \
+ if (!id) \
+ return -ENODEV; \
+ event_call->id = id; \
+ INIT_LIST_HEAD(&event_call->fields); \
+ return 0; \
}
#undef DEFINE_EVENT
@@ -744,19 +753,7 @@ static void ftrace_raw_unreg_event_##call(struct ftrace_event_call *unused)\
\
static struct trace_event ftrace_event_type_##call = { \
.trace = ftrace_raw_output_##call, \
-}; \
- \
-static int ftrace_raw_init_event_##call(struct ftrace_event_call *unused)\
-{ \
- int id; \
- \
- id = register_ftrace_event(&ftrace_event_type_##call); \
- if (!id) \
- return -ENODEV; \
- event_##call.id = id; \
- INIT_LIST_HEAD(&event_##call.fields); \
- return 0; \
-}
+};
#undef DEFINE_EVENT_PRINT
#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
@@ -776,7 +773,7 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
.name = #call, \
.system = __stringify(TRACE_SYSTEM), \
.event = &ftrace_event_type_##call, \
- .raw_init = ftrace_raw_init_event_##call, \
+ .raw_init = ftrace_raw_init_event_##template, \
.regfunc = ftrace_raw_reg_event_##call, \
.unregfunc = ftrace_raw_unreg_event_##call, \
.show_format = ftrace_format_##template, \
@@ -793,7 +790,7 @@ __attribute__((section("_ftrace_events"))) event_##call = { \
.name = #call, \
.system = __stringify(TRACE_SYSTEM), \
.event = &ftrace_event_type_##call, \
- .raw_init = ftrace_raw_init_event_##call, \
+ .raw_init = ftrace_raw_init_event_##template, \
.regfunc = ftrace_raw_reg_event_##call, \
.unregfunc = ftrace_raw_unreg_event_##call, \
.show_format = ftrace_format_##call, \
@@ -953,7 +950,6 @@ end: \
perf_swevent_put_recursion_context(rctx); \
end_recursion: \
local_irq_restore(irq_flags); \
- \
}
#undef DEFINE_EVENT
--
1.6.3
--
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