File ppc-zero-hotspot.patch of Package java-1_8_0-openjdk.19704
diff -up openjdk/hotspot/src/os_cpu/linux_zero/vm/globals_linux_zero.hpp.ppc64 openjdk/hotspot/src/os_cpu/linux_zero/vm/globals_linux_zero.hpp
--- openjdk/hotspot/src/os_cpu/linux_zero/vm/globals_linux_zero.hpp.ppc64 2013-02-22 19:02:06.000000000 +0100
+++ openjdk/hotspot/src/os_cpu/linux_zero/vm/globals_linux_zero.hpp 2013-04-18 16:21:24.897403406 +0200
@@ -32,11 +32,15 @@
//
define_pd_global(bool, DontYieldALot, false);
-define_pd_global(intx, ThreadStackSize, 1536);
+define_pd_global(intx, ThreadStackSize, 1664);
#ifdef _LP64
-define_pd_global(intx, VMThreadStackSize, 1024);
+#if defined (_LITTLE_ENDIAN) && defined (__powerpc64__)
+define_pd_global(intx, VMThreadStackSize, 1920);
#else
-define_pd_global(intx, VMThreadStackSize, 512);
+define_pd_global(intx, VMThreadStackSize, 1280);
+#endif
+#else
+define_pd_global(intx, VMThreadStackSize, 640);
#endif // _LP64
define_pd_global(intx, CompilerThreadStackSize, 0);
define_pd_global(uintx, JVMInvokeMethodSlack, 8192);