--- a/hotspot/src/cpu/aarch64/vm/globals_aarch64.hpp	Fri Jul 08 17:11:37 2016 +0100
+++ b/hotspot/src/cpu/aarch64/vm/globals_aarch64.hpp	Wed Jul 13 15:19:34 2016 +0100
@@ -70,11 +70,7 @@
 
 define_pd_global(uintx, TypeProfileLevel, 111);
 
-// No performance work done here yet.
-define_pd_global(bool, CompactStrings, false);
-
-// avoid biased locking while we are bootstrapping the aarch64 build
-define_pd_global(bool, UseBiasedLocking, false);
+define_pd_global(bool, CompactStrings, true);
 
 // Clear short arrays bigger than one word in an arch-specific way
 define_pd_global(intx, InitArrayShortSize, BytesPerLong);