src/hotspot/cpu/s390/globals_s390.hpp

rev 56776 : v2.00 -> v2.07 (CR7/v2.07/10-for-jdk14) patches combined into one; merge with 8230876.patch (2019.10.17) and jdk-14+21.

@@ -78,10 +78,13 @@
 
 // 8146801 (Short Array Allocation): No performance work done here yet.
 define_pd_global(intx, InitArrayShortSize, 1*BytesPerLong);
 
 define_pd_global(bool, ThreadLocalHandshakes, true);
+// ObjectMonitor ref_count not implemented in C2 fast_lock() or
+// fast_unlock() so use a handshake for safety.
+define_pd_global(bool, HandshakeAfterDeflateIdleMonitors, true);
 
 #define ARCH_FLAGS(develop,      \
                    product,      \
                    diagnostic,   \
                    experimental, \