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-rw-r--r--kernel/lockdep.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 8dc24c92dc6d..7065a687ac54 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -2742,6 +2742,10 @@ void debug_show_all_locks(void)
int count = 10;
int unlock = 1;
+ if (unlikely(!debug_locks)) {
+ printk("INFO: lockdep is turned off.\n");
+ return;
+ }
printk("\nShowing all locks held in the system:\n");
/*
@@ -2785,6 +2789,10 @@ EXPORT_SYMBOL_GPL(debug_show_all_locks);
void debug_show_held_locks(struct task_struct *task)
{
+ if (unlikely(!debug_locks)) {
+ printk("INFO: lockdep is turned off.\n");
+ return;
+ }
lockdep_print_held_locks(task);
}