tonyp [Sat, 07 Mar 2009 11:07:37 -0500] rev 2144
6812428: G1: Error: assert(ret || obj_in_cs(obj),"sanity")
Summary: The length of the fast cset test vector is decided at the beginning of a GC, but more regions can be added during the GC. The simple fix is to set the length of the fast cset test vector to the max.
Reviewed-by: iveresov
tonyp [Sat, 07 Mar 2009 11:07:36 -0500] rev 2143
6810698: G1: two small bugs in the sparse remembered sets
Summary: The _expanded flag of the sparse RSets is not reset and this can leave a RSet in an inconsistent state if it is expanded more than once. Also, we should be iterating over the _cur, instead of the _next, sparse table
Reviewed-by: apetrusenko, iveresov
iveresov [Fri, 06 Mar 2009 13:50:14 -0800] rev 2142
6720309: G1: don't synchronously update RSet during evacuation pauses
6720334: G1: don't update RSets of collection set regions during an evacuation pause
Summary: Introduced a deferred update mechanism for delaying the rset updates during the collection pause
Reviewed-by: apetrusenko, tonyp
ysr [Mon, 02 Mar 2009 16:37:04 -0800] rev 2141
6797870: Add -XX:+{HeapDump,PrintClassHistogram}{Before,After}FullGC
Summary: Call newly created CollectedHeap::dump_{pre,post}_full_gc before and after every stop-world full collection cycle on GenCollectedHeap and ParallelScavengeHeap. (Support for G1CollectedHeap forthcoming under CR 6810861.) Small modifications to existing heap dumping and class histogram implementation, especially to allow multiple on-the-fly histos/dumps by the VM thread during a single safepoint.
Reviewed-by: jmasa, alanb, mchung
acorn [Thu, 05 Mar 2009 22:07:29 -0500] rev 2140
Merge
dcubed [Mon, 02 Mar 2009 16:56:51 -0700] rev 2139
Merge
dcubed [Mon, 02 Mar 2009 14:43:36 -0700] rev 2138
Merge
dcubed [Mon, 02 Mar 2009 14:05:07 -0700] rev 2137
6567360: 3/4 SIGBUS in jvmti RawMonitor magic check for unaligned bad monitor pointer
Summary: Change JvmtiEnvBase::is_valid() and JvmtiRawMonitor::is_valid() to fetch the _magic fields via Bytes::get_native_u[248]().
Reviewed-by: coleenp, swamyv
dcubed [Mon, 02 Mar 2009 14:03:03 -0700] rev 2136
6805864: 4/3 Problem with jvmti->redefineClasses: some methods don't get redefined
Summary: Remove incorrect optimization in klassItable::adjust_method_entries(). Add RedefineClasses() tracing support for obsolete method entry.
Reviewed-by: acorn, swamyv
dcubed [Mon, 02 Mar 2009 14:00:23 -0700] rev 2135
6800721: 3/4 JavaThread::jvmti_thread_state() and JvmtiThreadState::state_for() robustness
Summary: Check for NULL return values from jvmti_thread_state() and state_for() and return a JVM TI error code as appropriate.
Reviewed-by: coleenp, swamyv