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# DP: Set initial VMThreadStackSize to 1600 on s390x

--- a/hotspot/src/os_cpu/linux_zero/vm/globals_linux_zero.hpp
+++ b/hotspot/src/os_cpu/linux_zero/vm/globals_linux_zero.hpp
@@ -36,6 +36,8 @@ define_pd_global(intx,  ThreadStackSize,
 #ifdef _LP64
 #if defined (_LITTLE_ENDIAN) && defined (__powerpc64__)
 define_pd_global(intx,  VMThreadStackSize,       1920);
+#elif defined(__s390x__)
+define_pd_global(intx,  VMThreadStackSize,       1600);
 #else
 define_pd_global(intx,  VMThreadStackSize,       1280);
 #endif