8209607: Remove stale comment for JNI mutexes
Summary: Remove comment.
Reviewed-by: dholmes
--- a/src/hotspot/share/runtime/mutexLocker.cpp Thu Aug 16 16:44:51 2018 -0700
+++ b/src/hotspot/share/runtime/mutexLocker.cpp Thu Aug 16 19:49:25 2018 -0400
@@ -263,11 +263,6 @@
def(Terminator_lock , PaddedMonitor, nonleaf, true, Monitor::_safepoint_check_sometimes);
def(VtableStubs_lock , PaddedMutex , nonleaf, true, Monitor::_safepoint_check_always);
def(Notify_lock , PaddedMonitor, nonleaf, true, Monitor::_safepoint_check_always);
- // OopStorage-based JNI may lock the alloc_locks while releasing a handle,
- // while previous JNI didn't need a lock for handle release. This runs afoul
- // of some places which hold other locks while releasing a handle, including
- // the Patching_lock, which is of "special" rank. As a temporary workaround,
- // lower the JNI oopstorage lock ranks to make them super-special.
def(JNIGlobalAlloc_lock , PaddedMutex , nonleaf, true, Monitor::_safepoint_check_never);
def(JNIGlobalActive_lock , PaddedMutex , nonleaf-1, true, Monitor::_safepoint_check_never);
def(JNIWeakAlloc_lock , PaddedMutex , nonleaf, true, Monitor::_safepoint_check_never);