linux-kernel - [PATCH 07/22] tracing: Have tracing_sched_wakeup_trace() use standard unlock

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Message-Id: <20121102133459.196907830@goodmis.org>
Date:	Fri, 02 Nov 2012 09:32:59 -0400
From:	Steven Rostedt <rostedt@...dmis.org>
To:	linux-kernel@...r.kernel.org
Cc:	Ingo Molnar <mingo@...nel.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Frederic Weisbecker <fweisbec@...il.com>
Subject: [PATCH 07/22] tracing: Have tracing_sched_wakeup_trace() use standard
 unlock_commit

From: Steven Rostedt <srostedt@...hat.com>

The functon tracing_sched_wakeup_trace() does an open coded unlock
commit and save stack. This is what the trace_nowake_buffer_unlock_commit()
is for.

Signed-off-by: Steven Rostedt <rostedt@...dmis.org>
---
 kernel/trace/trace_sched_switch.c |    4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/kernel/trace/trace_sched_switch.c b/kernel/trace/trace_sched_switch.c
index 7e62c0a..b0a136a 100644
--- a/kernel/trace/trace_sched_switch.c
+++ b/kernel/trace/trace_sched_switch.c
@@ -102,9 +102,7 @@ tracing_sched_wakeup_trace(struct trace_array *tr,
 	entry->next_cpu			= task_cpu(wakee);
 
 	if (!filter_check_discard(call, entry, buffer, event))
-		ring_buffer_unlock_commit(buffer, event);
-	ftrace_trace_stack(tr->buffer, flags, 6, pc);
-	ftrace_trace_userstack(tr->buffer, flags, pc);
+		trace_nowake_buffer_unlock_commit(buffer, event, flags, pc);
 }
 
 static void
-- 
1.7.10.4



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