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[for-next,06/12] trace: rename trace_enum_mutex to trace_eval_mutex

Message ID 20170615105253.537390734@goodmis.org
State Accepted
Commit 1793ed939b2a0e18b06467e10d15b66925d75d5f
Headers show
Series None | expand

Commit Message

Steven Rostedt June 15, 2017, 10:52 a.m. UTC 
From: Jeremy Linton <jeremy.linton@arm.com>


There is a lock protecting the trace_enum_map, rename
it to reflect the use by more than enums.

Link: http://lkml.kernel.org/r/20170531215653.3240-6-jeremy.linton@arm.com

Signed-off-by: Jeremy Linton <jeremy.linton@arm.com>

Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>

---
 kernel/trace/trace.c | 14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

-- 
2.10.2
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Patch

diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 13c81f4f2bd7..e0279f5dc83f 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -138,7 +138,7 @@  struct trace_eval_map_tail {
 	const char			*end;	/* points to NULL */
 };
 
-static DEFINE_MUTEX(trace_enum_mutex);
+static DEFINE_MUTEX(trace_eval_mutex);
 
 /*
  * The trace_eval_maps are saved in an array with two extra elements,
@@ -4785,7 +4785,7 @@  static void *enum_map_start(struct seq_file *m, loff_t *pos)
 	union trace_eval_map_item *v;
 	loff_t l = 0;
 
-	mutex_lock(&trace_enum_mutex);
+	mutex_lock(&trace_eval_mutex);
 
 	v = trace_eval_maps;
 	if (v)
@@ -4800,7 +4800,7 @@  static void *enum_map_start(struct seq_file *m, loff_t *pos)
 
 static void enum_map_stop(struct seq_file *m, void *v)
 {
-	mutex_unlock(&trace_enum_mutex);
+	mutex_unlock(&trace_eval_mutex);
 }
 
 static int enum_map_show(struct seq_file *m, void *v)
@@ -4865,7 +4865,7 @@  trace_insert_enum_map_file(struct module *mod, struct trace_eval_map **start,
 		return;
 	}
 
-	mutex_lock(&trace_enum_mutex);
+	mutex_lock(&trace_eval_mutex);
 
 	if (!trace_eval_maps)
 		trace_eval_maps = map_array;
@@ -4890,7 +4890,7 @@  trace_insert_enum_map_file(struct module *mod, struct trace_eval_map **start,
 	}
 	memset(map_array, 0, sizeof(*map_array));
 
-	mutex_unlock(&trace_enum_mutex);
+	mutex_unlock(&trace_eval_mutex);
 }
 
 static void trace_create_enum_file(struct dentry *d_tracer)
@@ -7768,7 +7768,7 @@  static void trace_module_remove_enums(struct module *mod)
 	if (!mod->num_trace_evals)
 		return;
 
-	mutex_lock(&trace_enum_mutex);
+	mutex_lock(&trace_eval_mutex);
 
 	map = trace_eval_maps;
 
@@ -7785,7 +7785,7 @@  static void trace_module_remove_enums(struct module *mod)
 	*last = trace_enum_jmp_to_tail(map)->tail.next;
 	kfree(map);
  out:
-	mutex_unlock(&trace_enum_mutex);
+	mutex_unlock(&trace_eval_mutex);
 }
 #else
 static inline void trace_module_remove_enums(struct module *mod) { }