1.1 --- a/src/share/vm/gc_implementation/g1/g1RegionToSpaceMapper.cpp Fri Oct 10 15:45:45 2014 +0200
1.2 +++ b/src/share/vm/gc_implementation/g1/g1RegionToSpaceMapper.cpp Fri Oct 10 15:51:58 2014 +0200
1.3 @@ -69,7 +69,7 @@
1.4 virtual void commit_regions(uintptr_t start_idx, size_t num_regions) {
1.5 _storage.commit(start_idx * _pages_per_region, num_regions * _pages_per_region);
1.6 _commit_map.set_range(start_idx, start_idx + num_regions);
1.7 - fire_on_commit(start_idx, num_regions);
1.8 + fire_on_commit(start_idx, num_regions, true);
1.9 }
1.10
1.11 virtual void uncommit_regions(uintptr_t start_idx, size_t num_regions) {
1.12 @@ -115,12 +115,14 @@
1.13 assert(!_commit_map.at(i), err_msg("Trying to commit storage at region "INTPTR_FORMAT" that is already committed", i));
1.14 uintptr_t idx = region_idx_to_page_idx(i);
1.15 uint old_refcount = _refcounts.get_by_index(idx);
1.16 + bool zero_filled = false;
1.17 if (old_refcount == 0) {
1.18 _storage.commit(idx, 1);
1.19 + zero_filled = true;
1.20 }
1.21 _refcounts.set_by_index(idx, old_refcount + 1);
1.22 _commit_map.set_bit(i);
1.23 - fire_on_commit(i, 1);
1.24 + fire_on_commit(i, 1, zero_filled);
1.25 }
1.26 }
1.27
1.28 @@ -139,9 +141,9 @@
1.29 }
1.30 };
1.31
1.32 -void G1RegionToSpaceMapper::fire_on_commit(uint start_idx, size_t num_regions) {
1.33 +void G1RegionToSpaceMapper::fire_on_commit(uint start_idx, size_t num_regions, bool zero_filled) {
1.34 if (_listener != NULL) {
1.35 - _listener->on_commit(start_idx, num_regions);
1.36 + _listener->on_commit(start_idx, num_regions, zero_filled);
1.37 }
1.38 }
1.39
