permGen.cpp revision 1879
2362N/A * Copyright (c) 2000, 2010, Oracle and/or its affiliates. All rights reserved. 0N/A * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 0N/A * This code is free software; you can redistribute it and/or modify it 0N/A * under the terms of the GNU General Public License version 2 only, as 2362N/A * published by the Free Software Foundation. 2362N/A * This code is distributed in the hope that it will be useful, but WITHOUT 0N/A * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 0N/A * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 0N/A * version 2 for more details (a copy is included in the LICENSE file that 0N/A * accompanied this code). 0N/A * You should have received a copy of the GNU General Public License version 0N/A * 2 along with this work; if not, write to the Free Software Foundation, 0N/A * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 0N/A * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 0N/A // We have reached the limit of capacity expansion where 0N/A // we will not expand further until a GC is done; request denied. 0N/A // Attempt to expand and allocate the requested space: 0N/A // specific subtypes may use specific policy to either expand 0N/A // or not. The default policy (see above) is to expand until 0N/A // _capacity_expansion_limit, and no further unless a GC is done. 0N/A // Concurrent collectors may decide to kick off a concurrent 0N/A // collection under appropriate conditions. 0N/A // If this thread is not in a jni critical section, we stall 3961N/A // the requestor until the critical section has cleared and 3961N/A // GC allowed. When the critical section clears, a GC is 3961N/A // initiated by the last thread exiting the critical section; so 3961N/A // we retry the allocation sequence from the beginning of the loop, 3961N/A // rather than causing more, now probably unnecessary, GC attempts. 3961N/A // Wait for JNI critical section to be exited 0N/A fatal(
"Possible deadlock due to allocating while" 0N/A " in jni critical section");
0N/A // Read the GC count while holding the Heap_lock 0N/A // Give up heap lock above, VMThread::execute below gets it back 0N/A continue;
// retry and/or stall as necessary 0N/A "result not in heap");