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8176768: hotspot ignores PTHREAD_STACK_MIN when creating new threads

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Use PTHREAD_STACK_MIN as a minimum, plus other stack size cleanup

Reviewed-by: dholmes, stuefe, dcubed
This commit is contained in:
Chris Plummer 2017-03-23 11:10:55 -07:00
parent 99d6ff5c76
commit 17a8069db3
8 changed files with 108 additions and 19 deletions
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10
hotspot/src/os/solaris/vm/os_solaris.cpp
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@ -4275,16 +4275,6 @@ void os::init(void) {
main_thread = thr_self();
// Constant minimum stack size allowed. It must be at least
// the minimum of what the OS supports (thr_min_stack()), and
// enough to allow the thread to get to user bytecode execution.
Posix::_compiler_thread_min_stack_allowed = MAX2(thr_min_stack(),
Posix::_compiler_thread_min_stack_allowed);
Posix::_java_thread_min_stack_allowed = MAX2(thr_min_stack(),
Posix::_java_thread_min_stack_allowed);
Posix::_vm_internal_thread_min_stack_allowed = MAX2(thr_min_stack(),
Posix::_vm_internal_thread_min_stack_allowed);
// dynamic lookup of functions that may not be available in our lowest
// supported Solaris release
void * handle = dlopen("libc.so.1", RTLD_LAZY);