--- a/src/hotspot/share/classfile/symbolTable.cpp Mon Aug 20 12:08:07 2018 +0200
+++ b/src/hotspot/share/classfile/symbolTable.cpp Fri Aug 24 09:12:51 2018 -0500
@@ -134,7 +134,7 @@
void SymbolTable::delete_symbol(Symbol* sym) {
if (sym->refcount() == PERM_REFCOUNT) {
- MutexLocker ml(SymbolTable_lock); // Protect arena
+ MutexLockerEx ml(SymbolArena_lock, Mutex::_no_safepoint_check_flag); // Protect arena
// Deleting permanent symbol should not occur very often (insert race condition),
// so log it.
log_trace_symboltable_helper(sym, "Freeing permanent symbol");
@@ -197,7 +197,7 @@
assert(sym != NULL, "new should call vm_exit_out_of_memory if C_HEAP is exhausted");
} else {
// Allocate to global arena
- MutexLocker ml(SymbolTable_lock); // Protect arena
+ MutexLockerEx ml(SymbolArena_lock, Mutex::_no_safepoint_check_flag); // Protect arena
sym = new (len, arena(), THREAD) Symbol((const u1*)name, len, PERM_REFCOUNT);
}
return sym;