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-rw-r--r--kernel/trace/trace.c9
1 files changed, 2 insertions, 7 deletions
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 7f0e7fa..bba1ba9 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -5205,8 +5205,6 @@ static inline int register_snapshot_cmd(void) { return 0; }
struct dentry *tracing_init_dentry_tr(struct trace_array *tr)
{
- static int once;
-
if (tr->dir)
return tr->dir;
@@ -5216,11 +5214,8 @@ struct dentry *tracing_init_dentry_tr(struct trace_array *tr)
if (tr->flags & TRACE_ARRAY_FL_GLOBAL)
tr->dir = debugfs_create_dir("tracing", NULL);
- if (!tr->dir && !once) {
- once = 1;
- pr_warning("Could not create debugfs directory 'tracing'\n");
- return NULL;
- }
+ if (!tr->dir)
+ pr_warn_once("Could not create debugfs directory 'tracing'\n");
return tr->dir;
}