diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index 4771732037e..157d4f68b0e 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -62,8 +62,6 @@ int function_trace_stop;
 static int ftrace_disabled __read_mostly;
 
 static DEFINE_MUTEX(ftrace_lock);
-static DEFINE_MUTEX(ftrace_sysctl_lock);
-static DEFINE_MUTEX(ftrace_start_lock);
 
 static struct ftrace_ops ftrace_list_end __read_mostly =
 {
@@ -134,8 +132,6 @@ static void ftrace_test_stop_func(unsigned long ip, unsigned long parent_ip)
 
 static int __register_ftrace_function(struct ftrace_ops *ops)
 {
-	mutex_lock(&ftrace_lock);
-
 	ops->next = ftrace_list;
 	/*
 	 * We are entering ops into the ftrace_list but another
@@ -171,17 +167,12 @@ static int __register_ftrace_function(struct ftrace_ops *ops)
 #endif
 	}
 
-	mutex_unlock(&ftrace_lock);
-
 	return 0;
 }
 
 static int __unregister_ftrace_function(struct ftrace_ops *ops)
 {
 	struct ftrace_ops **p;
-	int ret = 0;
-
-	mutex_lock(&ftrace_lock);
 
 	/*
 	 * If we are removing the last function, then simply point
@@ -190,17 +181,15 @@ static int __unregister_ftrace_function(struct ftrace_ops *ops)
 	if (ftrace_list == ops && ops->next == &ftrace_list_end) {
 		ftrace_trace_function = ftrace_stub;
 		ftrace_list = &ftrace_list_end;
-		goto out;
+		return 0;
 	}
 
 	for (p = &ftrace_list; *p != &ftrace_list_end; p = &(*p)->next)
 		if (*p == ops)
 			break;
 
-	if (*p != ops) {
-		ret = -1;
-		goto out;
-	}
+	if (*p != ops)
+		return -1;
 
 	*p = (*p)->next;
 
@@ -221,10 +210,7 @@ static int __unregister_ftrace_function(struct ftrace_ops *ops)
 		}
 	}
 
- out:
-	mutex_unlock(&ftrace_lock);
-
-	return ret;
+	return 0;
 }
 
 static void ftrace_update_pid_func(void)
@@ -622,13 +608,10 @@ static void ftrace_startup(int command)
 	if (unlikely(ftrace_disabled))
 		return;
 
-	mutex_lock(&ftrace_start_lock);
 	ftrace_start_up++;
 	command |= FTRACE_ENABLE_CALLS;
 
 	ftrace_startup_enable(command);
-
-	mutex_unlock(&ftrace_start_lock);
 }
 
 static void ftrace_shutdown(int command)
@@ -636,7 +619,6 @@ static void ftrace_shutdown(int command)
 	if (unlikely(ftrace_disabled))
 		return;
 
-	mutex_lock(&ftrace_start_lock);
 	ftrace_start_up--;
 	if (!ftrace_start_up)
 		command |= FTRACE_DISABLE_CALLS;
@@ -647,11 +629,9 @@ static void ftrace_shutdown(int command)
 	}
 
 	if (!command || !ftrace_enabled)
-		goto out;
+		return;
 
 	ftrace_run_update_code(command);
- out:
-	mutex_unlock(&ftrace_start_lock);
 }
 
 static void ftrace_startup_sysctl(void)
@@ -661,7 +641,6 @@ static void ftrace_startup_sysctl(void)
 	if (unlikely(ftrace_disabled))
 		return;
 
-	mutex_lock(&ftrace_start_lock);
 	/* Force update next time */
 	saved_ftrace_func = NULL;
 	/* ftrace_start_up is true if we want ftrace running */
@@ -669,7 +648,6 @@ static void ftrace_startup_sysctl(void)
 		command |= FTRACE_ENABLE_CALLS;
 
 	ftrace_run_update_code(command);
-	mutex_unlock(&ftrace_start_lock);
 }
 
 static void ftrace_shutdown_sysctl(void)
@@ -679,13 +657,11 @@ static void ftrace_shutdown_sysctl(void)
 	if (unlikely(ftrace_disabled))
 		return;
 
-	mutex_lock(&ftrace_start_lock);
 	/* ftrace_start_up is true if ftrace is running */
 	if (ftrace_start_up)
 		command |= FTRACE_DISABLE_CALLS;
 
 	ftrace_run_update_code(command);
-	mutex_unlock(&ftrace_start_lock);
 }
 
 static cycle_t		ftrace_update_time;
@@ -1502,12 +1478,10 @@ ftrace_regex_release(struct inode *inode, struct file *file, int enable)
 		ftrace_match_records(iter->buffer, iter->buffer_idx, enable);
 	}
 
-	mutex_lock(&ftrace_sysctl_lock);
-	mutex_lock(&ftrace_start_lock);
+	mutex_lock(&ftrace_lock);
 	if (ftrace_start_up && ftrace_enabled)
 		ftrace_run_update_code(FTRACE_ENABLE_CALLS);
-	mutex_unlock(&ftrace_start_lock);
-	mutex_unlock(&ftrace_sysctl_lock);
+	mutex_unlock(&ftrace_lock);
 
 	kfree(iter);
 	mutex_unlock(&ftrace_regex_lock);
@@ -1824,7 +1798,7 @@ static int ftrace_convert_nops(struct module *mod,
 	unsigned long addr;
 	unsigned long flags;
 
-	mutex_lock(&ftrace_start_lock);
+	mutex_lock(&ftrace_lock);
 	p = start;
 	while (p < end) {
 		addr = ftrace_call_adjust(*p++);
@@ -1843,7 +1817,7 @@ static int ftrace_convert_nops(struct module *mod,
 	local_irq_save(flags);
 	ftrace_update_code(mod);
 	local_irq_restore(flags);
-	mutex_unlock(&ftrace_start_lock);
+	mutex_unlock(&ftrace_lock);
 
 	return 0;
 }
@@ -2016,7 +1990,7 @@ ftrace_pid_write(struct file *filp, const char __user *ubuf,
 	if (ret < 0)
 		return ret;
 
-	mutex_lock(&ftrace_start_lock);
+	mutex_lock(&ftrace_lock);
 	if (val < 0) {
 		/* disable pid tracing */
 		if (!ftrace_pid_trace)
@@ -2055,7 +2029,7 @@ ftrace_pid_write(struct file *filp, const char __user *ubuf,
 	ftrace_startup_enable(0);
 
  out:
-	mutex_unlock(&ftrace_start_lock);
+	mutex_unlock(&ftrace_lock);
 
 	return cnt;
 }
@@ -2118,12 +2092,12 @@ int register_ftrace_function(struct ftrace_ops *ops)
 	if (unlikely(ftrace_disabled))
 		return -1;
 
-	mutex_lock(&ftrace_sysctl_lock);
+	mutex_lock(&ftrace_lock);
 
 	ret = __register_ftrace_function(ops);
 	ftrace_startup(0);
 
-	mutex_unlock(&ftrace_sysctl_lock);
+	mutex_unlock(&ftrace_lock);
 	return ret;
 }
 
@@ -2137,10 +2111,10 @@ int unregister_ftrace_function(struct ftrace_ops *ops)
 {
 	int ret;
 
-	mutex_lock(&ftrace_sysctl_lock);
+	mutex_lock(&ftrace_lock);
 	ret = __unregister_ftrace_function(ops);
 	ftrace_shutdown(0);
-	mutex_unlock(&ftrace_sysctl_lock);
+	mutex_unlock(&ftrace_lock);
 
 	return ret;
 }
@@ -2155,7 +2129,7 @@ ftrace_enable_sysctl(struct ctl_table *table, int write,
 	if (unlikely(ftrace_disabled))
 		return -ENODEV;
 
-	mutex_lock(&ftrace_sysctl_lock);
+	mutex_lock(&ftrace_lock);
 
 	ret  = proc_dointvec(table, write, file, buffer, lenp, ppos);
 
@@ -2184,7 +2158,7 @@ ftrace_enable_sysctl(struct ctl_table *table, int write,
 	}
 
  out:
-	mutex_unlock(&ftrace_sysctl_lock);
+	mutex_unlock(&ftrace_lock);
 	return ret;
 }
 
@@ -2296,7 +2270,7 @@ int register_ftrace_graph(trace_func_graph_ret_t retfunc,
 {
 	int ret = 0;
 
-	mutex_lock(&ftrace_sysctl_lock);
+	mutex_lock(&ftrace_lock);
 
 	ftrace_suspend_notifier.notifier_call = ftrace_suspend_notifier_call;
 	register_pm_notifier(&ftrace_suspend_notifier);
@@ -2314,13 +2288,13 @@ int register_ftrace_graph(trace_func_graph_ret_t retfunc,
 	ftrace_startup(FTRACE_START_FUNC_RET);
 
 out:
-	mutex_unlock(&ftrace_sysctl_lock);
+	mutex_unlock(&ftrace_lock);
 	return ret;
 }
 
 void unregister_ftrace_graph(void)
 {
-	mutex_lock(&ftrace_sysctl_lock);
+	mutex_lock(&ftrace_lock);
 
 	atomic_dec(&ftrace_graph_active);
 	ftrace_graph_return = (trace_func_graph_ret_t)ftrace_stub;
@@ -2328,7 +2302,7 @@ void unregister_ftrace_graph(void)
 	ftrace_shutdown(FTRACE_STOP_FUNC_RET);
 	unregister_pm_notifier(&ftrace_suspend_notifier);
 
-	mutex_unlock(&ftrace_sysctl_lock);
+	mutex_unlock(&ftrace_lock);
 }
 
 /* Allocate a return stack for newly created task */