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-rw-r--r--kern/mutex/mutex_plain.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/kern/mutex/mutex_plain.c b/kern/mutex/mutex_plain.c
index 6a7cbdc3..2c655940 100644
--- a/kern/mutex/mutex_plain.c
+++ b/kern/mutex/mutex_plain.c
@@ -27,8 +27,9 @@
#include <kern/sleepq.h>
#include <kern/syscnt.h>
-/* Set to 1 to enable debugging */
+#ifndef MUTEX_PLAIN_DEBUG
#define MUTEX_PLAIN_DEBUG 0
+#endif /* MUTEX_PLAIN_DEBUG */
#if MUTEX_PLAIN_DEBUG