diff --git a/src/cpu/zero/vm/stack_zero.hpp b/src/cpu/zero/vm/stack_zero.hpp
--- jdk8/hotspot/src/cpu/zero/vm/stack_zero.hpp
+++ jdk8/hotspot/src/cpu/zero/vm/stack_zero.hpp
@@ -99,7 +99,7 @@
int shadow_pages_size() const {
return _shadow_pages_size;
}
- int abi_stack_available(Thread *thread) const;
+ ssize_t abi_stack_available(Thread *thread) const;
public:
void overflow_check(int required_words, TRAPS);
diff --git a/src/cpu/zero/vm/stack_zero.inline.hpp b/src/cpu/zero/vm/stack_zero.inline.hpp
--- jdk8/hotspot/src/cpu/zero/vm/stack_zero.inline.hpp
+++ jdk8/hotspot/src/cpu/zero/vm/stack_zero.inline.hpp
@@ -47,10 +47,11 @@
// This method returns the amount of ABI stack available for us
// to use under normal circumstances. Note that the returned
// value can be negative.
-inline int ZeroStack::abi_stack_available(Thread *thread) const {
- int stack_used = thread->stack_base() - (address) &stack_used;
- int stack_free = thread->stack_size() - stack_used;
- return stack_free - shadow_pages_size();
+inline ssize_t ZeroStack::abi_stack_available(Thread *thread) const {
+ ssize_t stack_used = thread->stack_base() - (address) &stack_used
+ + (StackYellowPages+StackRedPages+StackShadowPages) * os::vm_page_size();
+ ssize_t stack_free = thread->stack_size() - stack_used;
+ return stack_free;
}
#endif // CPU_ZERO_VM_STACK_ZERO_INLINE_HPP
diff --git a/src/os/linux/vm/os_linux.cpp b/src/os/linux/vm/os_linux.cpp
--- jdk8/hotspot/src/os/linux/vm/os_linux.cpp
+++ jdk8/hotspot/src/os/linux/vm/os_linux.cpp
@@ -4700,6 +4700,13 @@
os::Linux::min_stack_allowed = MAX2(os::Linux::min_stack_allowed,
(size_t)(StackYellowPages+StackRedPages+StackShadowPages) * Linux::page_size() +
(2*BytesPerWord COMPILER2_PRESENT(+1)) * Linux::vm_default_page_size());
+#ifdef ZERO
+ // If this is Zero, allow at the very minimum one page each for the
+ // Zero stack and the native stack. This won't make any difference
+ // for 4k pages, but is significant for large pages.
+ os::Linux::min_stack_allowed = MAX2(os::Linux::min_stack_allowed,
+ (size_t)(StackYellowPages+StackRedPages+StackShadowPages+2) * Linux::page_size());
+#endif
size_t threadStackSizeInBytes = ThreadStackSize * K;
if (threadStackSizeInBytes != 0 &&