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8234372: Investigate use of Thread::stack_base() and queries for "in stack"

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Reviewed-by: dcubed, stuefe
This commit is contained in:
David Holmes 2020-02-12 20:19:50 -05:00
parent 25c5a23695
commit 4e4d1f2b4d
12 changed files with 68 additions and 109 deletions
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4
src/hotspot/os/linux/os_linux.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 1999, 2019, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 1999, 2020, 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
@ -719,7 +719,7 @@ bool os::Linux::manually_expand_stack(JavaThread * t, address addr) {
assert(t->osthread()->expanding_stack(), "expand should be set");
assert(t->stack_base() != NULL, "stack_base was not initialized");
if (addr < t->stack_base() && addr >= t->stack_reserved_zone_base()) {
if (t->is_in_usable_stack(addr)) {
sigset_t mask_all, old_sigset;
sigfillset(&mask_all);
pthread_sigmask(SIG_SETMASK, &mask_all, &old_sigset);