linux-kernel - [RFC] trace_branch: remove {start,stop}_branch

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Message-Id: <1445000689-32596-1-git-send-email-0x7f454c46@gmail.com>
Date:	Fri, 16 Oct 2015 16:04:49 +0300
From:	Dmitry Safonov <0x7f454c46@...il.com>
To:	rostedt@...dmis.org, mingo@...hat.com
Cc:	linux-kernel@...r.kernel.org, Dmitry Safonov <0x7f454c46@...il.com>
Subject: [RFC] trace_branch: remove {start,stop}_branch_trace

They seems to be unneeded since resetting trace on online CPUs
is moved out.

Signed-off-by: Dmitry Safonov <0x7f454c46@...il.com>
---
 kernel/trace/trace_branch.c | 15 ++-------------
 1 file changed, 2 insertions(+), 13 deletions(-)

diff --git a/kernel/trace/trace_branch.c b/kernel/trace/trace_branch.c
index e2e12ad3186f44..3a2a73716a5bd9 100644
--- a/kernel/trace/trace_branch.c
+++ b/kernel/trace/trace_branch.c
@@ -125,25 +125,14 @@ void disable_branch_tracing(void)
 	mutex_unlock(&branch_tracing_mutex);
 }
 
-static void start_branch_trace(struct trace_array *tr)
-{
-	enable_branch_tracing(tr);
-}
-
-static void stop_branch_trace(struct trace_array *tr)
-{
-	disable_branch_tracing();
-}
-
 static int branch_trace_init(struct trace_array *tr)
 {
-	start_branch_trace(tr);
-	return 0;
+	return enable_branch_tracing(tr);
 }
 
 static void branch_trace_reset(struct trace_array *tr)
 {
-	stop_branch_trace(tr);
+	disable_branch_tracing();
 }
 
 static enum print_line_t trace_branch_print(struct trace_iterator *iter,
-- 
2.6.1

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