equal
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inserted
replaced
1 /* |
1 /* |
2 * Copyright (c) 2018, Oracle and/or its affiliates. All rights reserved. |
2 * Copyright (c) 2018, 2019, Oracle and/or its affiliates. All rights reserved. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
4 * |
4 * |
5 * This code is free software; you can redistribute it and/or modify it |
5 * This code is free software; you can redistribute it and/or modify it |
6 * under the terms of the GNU General Public License version 2 only, as |
6 * under the terms of the GNU General Public License version 2 only, as |
7 * published by the Free Software Foundation. |
7 * published by the Free Software Foundation. |
21 * questions. |
21 * questions. |
22 * |
22 * |
23 */ |
23 */ |
24 |
24 |
25 #include "precompiled.hpp" |
25 #include "precompiled.hpp" |
26 #include "gc/g1/collectionSetChooser.hpp" |
26 #include "gc/g1/g1CollectionSetChooser.hpp" |
27 #include "gc/g1/g1RemSetTrackingPolicy.hpp" |
27 #include "gc/g1/g1RemSetTrackingPolicy.hpp" |
28 #include "gc/g1/heapRegion.inline.hpp" |
28 #include "gc/g1/heapRegion.inline.hpp" |
29 #include "gc/g1/heapRegionRemSet.hpp" |
29 #include "gc/g1/heapRegionRemSet.hpp" |
30 #include "runtime/safepoint.hpp" |
30 #include "runtime/safepoint.hpp" |
31 |
31 |
124 // - They must contain some live data in them. |
124 // - They must contain some live data in them. |
125 // - Only need to rebuild non-complete remembered sets. |
125 // - Only need to rebuild non-complete remembered sets. |
126 // - Otherwise only add those old gen regions which occupancy is low enough that there |
126 // - Otherwise only add those old gen regions which occupancy is low enough that there |
127 // is a chance that we will ever evacuate them in the mixed gcs. |
127 // is a chance that we will ever evacuate them in the mixed gcs. |
128 if ((total_live_bytes > 0) && |
128 if ((total_live_bytes > 0) && |
129 CollectionSetChooser::region_occupancy_low_enough_for_evac(total_live_bytes) && |
129 G1CollectionSetChooser::region_occupancy_low_enough_for_evac(total_live_bytes) && |
130 !r->rem_set()->is_tracked()) { |
130 !r->rem_set()->is_tracked()) { |
131 |
131 |
132 r->rem_set()->set_state_updating(); |
132 r->rem_set()->set_state_updating(); |
133 selected_for_rebuild = true; |
133 selected_for_rebuild = true; |
134 } |
134 } |