8147611: G1 - Missing memory barrier in start_cset_region_for_worker
Reviewed-by: mgerdin, tschatzl
--- a/hotspot/src/share/vm/gc/g1/g1CollectedHeap.cpp Tue Jan 19 05:28:34 2016 -0800
+++ b/hotspot/src/share/vm/gc/g1/g1CollectedHeap.cpp Tue Jan 19 09:39:28 2016 +0100
@@ -2551,6 +2551,7 @@
// Previous workers starting region is valid
// so let's iterate from there
start_ind = (cs_size * (worker_i - 1)) / active_workers;
+ OrderAccess::loadload();
result = _worker_cset_start_region[worker_i - 1];
}