linux-kernel - [PATCH 7/7] tracing: Un-export ftrace_set_clr

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Date:   Mon, 29 Jul 2019 17:02:34 -0700
From:   Divya Indi <divya.indi@...cle.com>
To:     linux-kernel@...r.kernel.org, Steven Rostedt <rostedt@...dmis.org>
Cc:     Divya Indi <divya.indi@...cle.com>, Joe Jin <joe.jin@...cle.com>,
        Aruna Ramakrishna <aruna.ramakrishna@...cle.com>,
        Srinivas Eeda <srinivas.eeda@...cle.com>
Subject: [PATCH 7/7] tracing: Un-export ftrace_set_clr_event

Use "trace_array_set_clr_event" to enable/disable events to a trace
array from other kernel modules/components.
Hence, we no longer need to have ftrace_set_clr_event as an exported API.

Signed-off-by: Divya Indi <divya.indi@...cle.com>
Reviewed-By: Aruna Ramakrishna <aruna.ramakrishna@...cle.com>
---
 include/linux/trace_events.h | 1 -
 kernel/trace/trace_events.c  | 3 +--
 2 files changed, 1 insertion(+), 3 deletions(-)

diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h
index 6da3600..025ae2b 100644
--- a/include/linux/trace_events.h
+++ b/include/linux/trace_events.h
@@ -542,7 +542,6 @@ extern int trace_define_field(struct trace_event_call *call, const char *type,
 int trace_set_clr_event(const char *system, const char *event, int set);
 int trace_array_set_clr_event(struct trace_array *tr, const char *system,
 		const char *event, int set);
-int ftrace_set_clr_event(struct trace_array *tr, char *buf, int set);
 
 /*
  * The double __builtin_constant_p is because gcc will give us an error
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 9ee6b52..96dd997 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -795,7 +795,7 @@ static int __ftrace_set_clr_event(struct trace_array *tr, const char *match,
 	return ret;
 }
 
-int ftrace_set_clr_event(struct trace_array *tr, char *buf, int set)
+static int ftrace_set_clr_event(struct trace_array *tr, char *buf, int set)
 {
 	char *event = NULL, *sub = NULL, *match;
 	int ret;
@@ -834,7 +834,6 @@ int ftrace_set_clr_event(struct trace_array *tr, char *buf, int set)
 
 	return ret;
 }
-EXPORT_SYMBOL_GPL(ftrace_set_clr_event);
 
 /**
  * trace_set_clr_event - enable or disable an event
-- 
1.8.3.1