diff --git a/tools/include/asm/bug.h b/tools/include/asm/bug.h
index beda1a884b50f0465ace7e3f01ca6014e5d3e755..4790f047a89c476624975d51514698f210900a19 100644
--- a/tools/include/asm/bug.h
+++ b/tools/include/asm/bug.h
@@ -12,6 +12,14 @@
 	unlikely(__ret_warn_on);		\
 })
 
+#define WARN_ON(condition) ({					\
+	int __ret_warn_on = !!(condition);			\
+	if (unlikely(__ret_warn_on))				\
+		__WARN_printf("assertion failed at %s:%d\n",	\
+				__FILE__, __LINE__);		\
+	unlikely(__ret_warn_on);				\
+})
+
 #define WARN_ON_ONCE(condition) ({			\
 	static int __warned;				\
 	int __ret_warn_once = !!(condition);		\
diff --git a/tools/testing/radix-tree/linux/kernel.h b/tools/testing/radix-tree/linux/kernel.h
index 1cd72a84a089fad259d78c81376953cd71678fb1..9681463c91e218f6836f58268ca37ab6d76507fa 100644
--- a/tools/testing/radix-tree/linux/kernel.h
+++ b/tools/testing/radix-tree/linux/kernel.h
@@ -24,7 +24,6 @@
 #endif
 
 #define BUG_ON(expr)	assert(!(expr))
-#define WARN_ON(expr)	assert(!(expr))
 #define __init
 #define __must_check
 #define panic(expr)