From: Steven Rostedt <rostedt@goodmis.org>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@elte.hu>,
Andrew Morton <akpm@linux-foundation.org>,
Thomas Gleixner <tglx@linutronix.de>,
Frederic Weisbecker <fweisbec@gmail.com>,
Li Zefan <lizf@cn.fujitsu.com>
Subject: [PATCH 4/9] tracing: Convert more sched events to DEFINE_EVENT
Date: Mon, 28 Jun 2010 23:08:40 -0400 [thread overview]
Message-ID: <20100629031043.610262509@goodmis.org> (raw)
In-Reply-To: 20100629030836.222433712@goodmis.org
[-- Attachment #1: 0004-tracing-Convert-more-sched-events-to-DEFINE_EVENT.patch --]
[-- Type: text/plain, Size: 1727 bytes --]
From: Li Zefan <lizf@cn.fujitsu.com>
Convert sched_wait_task to DEFINE_EVENT, and save ~1K:
text data bss dec hex filename
104595 9424 4992 119011 1d0e3 kernel/sched.o.orig
103619 9344 4992 117955 1ccc3 kernel/sched.o
No change in functionality.
Signed-off-by: Li Zefan <lizf@cn.fujitsu.com>
LKML-Reference: <4BFA3787.2040800@cn.fujitsu.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
---
include/trace/events/sched.h | 32 +++++++-------------------------
1 files changed, 7 insertions(+), 25 deletions(-)
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index b9e1dd6..9208c92 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -50,31 +50,6 @@ TRACE_EVENT(sched_kthread_stop_ret,
);
/*
- * Tracepoint for waiting on task to unschedule:
- */
-TRACE_EVENT(sched_wait_task,
-
- TP_PROTO(struct task_struct *p),
-
- TP_ARGS(p),
-
- TP_STRUCT__entry(
- __array( char, comm, TASK_COMM_LEN )
- __field( pid_t, pid )
- __field( int, prio )
- ),
-
- TP_fast_assign(
- memcpy(__entry->comm, p->comm, TASK_COMM_LEN);
- __entry->pid = p->pid;
- __entry->prio = p->prio;
- ),
-
- TP_printk("comm=%s pid=%d prio=%d",
- __entry->comm, __entry->pid, __entry->prio)
-);
-
-/*
* Tracepoint for waking up a task:
*/
DECLARE_EVENT_CLASS(sched_wakeup_template,
@@ -240,6 +215,13 @@ DEFINE_EVENT(sched_process_template, sched_process_exit,
TP_ARGS(p));
/*
+ * Tracepoint for waiting on task to unschedule:
+ */
+DEFINE_EVENT(sched_process_template, sched_wait_task,
+ TP_PROTO(struct task_struct *p),
+ TP_ARGS(p));
+
+/*
* Tracepoint for a waiting task:
*/
TRACE_EVENT(sched_process_wait,
--
1.7.1
next prev parent reply other threads:[~2010-06-29 3:10 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-29 3:08 [PATCH 0/9] [GI PULL][2.6.36] tracing: various updates Steven Rostedt
2010-06-29 3:08 ` [PATCH 1/9] tracing: Use a global field list for all syscall exit events Steven Rostedt
2010-06-29 3:08 ` [PATCH 2/9] tracing: Dont allocate common fields for every trace events Steven Rostedt
2010-06-29 3:08 ` [PATCH 3/9] tracing: Convert some timer events to DEFINE_EVENT Steven Rostedt
2010-06-29 3:08 ` Steven Rostedt [this message]
2010-06-29 3:08 ` [PATCH 5/9] tracing: Remove test of NULL define_fields callback Steven Rostedt
2010-06-29 3:08 ` [PATCH 6/9] tracing: Remove redundant raw_init callbacks Steven Rostedt
2010-06-29 3:08 ` [PATCH 7/9] tracing: Remove open-coded __trace_add_event_call() Steven Rostedt
2010-06-29 3:08 ` [PATCH 8/9] tracing/function-graph: Use correct string size for snprintf Steven Rostedt
2010-06-29 3:08 ` [PATCH 9/9] tracing: Use class->reg() for all registering of events Steven Rostedt
2010-06-29 8:42 ` [PATCH 0/9] [GI PULL][2.6.36] tracing: various updates Ingo Molnar
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