1 files changed, 10 insertions, 0 deletions
diff --git a/lib/Kconfig b/lib/Kconfig
index 71d9f81f6ee..65561716c16 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -48,6 +48,16 @@ config STMP_DEVICE
 config PERCPU_RWSEM
 	boolean
 
+config ARCH_USE_CMPXCHG_LOCKREF
+	bool
+
+config CMPXCHG_LOCKREF
+	def_bool y if ARCH_USE_CMPXCHG_LOCKREF
+	depends on SMP
+	depends on !GENERIC_LOCKBREAK
+	depends on !DEBUG_SPINLOCK
+	depends on !DEBUG_LOCK_ALLOC
+
 config CRC_CCITT
 	tristate "CRC-CCITT functions"
 	help