# HG changeset patch

# User dbuck

# Date 1547622839 0

#      Wed Jan 16 07:13:59 2019 +0000

# Node ID 34c6b4b813caf9b3a6fd1859596a87a24a49c423

# Parent  bca8195a3bc70df281a73d9a40032c673971676c

8189170: [AArch64] Add option to disable stack overflow checking in primordial thread for use with JNI_CreateJavaJVM

Reviewed-by: dcubed

diff --git openjdk.orig/hotspot/src/os_cpu/linux_aarch64/vm/os_linux_aarch64.cpp openjdk/hotspot/src/os_cpu/linux_aarch64/vm/os_linux_aarch64.cpp

--- openjdk.orig/hotspot/src/os_cpu/linux_aarch64/vm/os_linux_aarch64.cpp

+++ openjdk/hotspot/src/os_cpu/linux_aarch64/vm/os_linux_aarch64.cpp

@@ -1,5 +1,5 @@

 /*

- * Copyright (c) 1999, 2011, Oracle and/or its affiliates. All rights reserved.

+ * Copyright (c) 1999, 2018, Oracle and/or its affiliates. All rights reserved.

  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

  *

  * This code is free software; you can redistribute it and/or modify it

@@ -550,8 +550,8 @@

 //    pthread_attr_getstack()

 static void current_stack_region(address * bottom, size_t * size) {

-  if (os::Linux::is_initial_thread()) {

-     // initial thread needs special handling because pthread_getattr_np()

+  if (os::is_primordial_thread()) {

+     // primordial thread needs special handling because pthread_getattr_np()

      // may return bogus value.

      *bottom = os::Linux::initial_thread_stack_bottom();

      *size   = os::Linux::initial_thread_stack_size();