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8047290: Make Mutex::_no_safepoint_check_flag locks verify that this lock never checks for safepoint

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Ensure consistent safepoint checking in Mutex/Monitor locking methods.

Reviewed-by: dholmes, dcubed, coleenp
This commit is contained in:
Max Ockner 2014-12-11 21:34:43 -05:00 • committed by Coleen Phillimore
parent bb30bd7e0a
commit 1d76295d70
32 changed files with 447 additions and 134 deletions
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3
hotspot/src/share/vm/classfile/classLoaderData.cpp
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@ -81,7 +81,8 @@ ClassLoaderData::ClassLoaderData(Handle h_class_loader, bool is_anonymous, Depen
_metaspace(NULL), _unloading(false), _klasses(NULL),
_claimed(0), _jmethod_ids(NULL), _handles(NULL), _deallocate_list(NULL),
_next(NULL), _dependencies(dependencies),
_metaspace_lock(new Mutex(Monitor::leaf+1, "Metaspace allocation lock", true)) {
_metaspace_lock(new Mutex(Monitor::leaf+1, "Metaspace allocation lock", true,
Monitor::_safepoint_check_never)) {
// empty
}