diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 232c298..c17a194 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -53,6 +53,11 @@
 	bool
 	default y
 
+config GENERIC_LOCKBREAK
+	bool
+	default y
+	depends on SMP && PREEMPT
+
 config ARCH_HAS_ILOG2_U32
 	bool
 	default y