| 1 | /* | 
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| 2 | * Copyright (c) 2016, 2018, Oracle and/or its affiliates. All rights reserved. | 
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| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | 
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| 4 | * | 
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| 5 | * This code is free software; you can redistribute it and/or modify it | 
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| 6 | * under the terms of the GNU General Public License version 2 only, as | 
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| 7 | * published by the Free Software Foundation. | 
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| 8 | * | 
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| 9 | * This code is distributed in the hope that it will be useful, but WITHOUT | 
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| 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | 
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| 11 | * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License | 
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| 12 | * version 2 for more details (a copy is included in the LICENSE file that | 
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| 13 | * accompanied this code). | 
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| 14 | * | 
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| 15 | * You should have received a copy of the GNU General Public License version | 
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| 16 | * 2 along with this work; if not, write to the Free Software Foundation, | 
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| 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | 
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| 18 | * | 
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| 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | 
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| 20 | * or visit www.oracle.com if you need additional information or have any | 
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| 21 | * questions. | 
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| 22 | * | 
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| 23 | */ | 
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| 24 |  | 
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| 25 | #include "precompiled.hpp" | 
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| 26 | #include "gc/g1/g1CollectedHeap.hpp" | 
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| 27 | #include "gc/g1/heapRegion.hpp" | 
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| 28 | #include "g1HeapRegionEventSender.hpp" | 
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| 29 | #include "jfr/jfrEvents.hpp" | 
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| 30 |  | 
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| 31 | class DumpEventInfoClosure : public HeapRegionClosure { | 
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| 32 | public: | 
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| 33 | bool do_heap_region(HeapRegion* r) { | 
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| 34 | EventG1HeapRegionInformation evt; | 
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| 35 | evt.set_index(r->hrm_index()); | 
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| 36 | evt.set_type(r->get_trace_type()); | 
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| 37 | evt.set_start((uintptr_t)r->bottom()); | 
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| 38 | evt.set_used(r->used()); | 
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| 39 | evt.commit(); | 
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| 40 | return false; | 
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| 41 | } | 
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| 42 | }; | 
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| 43 |  | 
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| 44 |  | 
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| 45 | void G1HeapRegionEventSender::send_events() { | 
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| 46 | DumpEventInfoClosure c; | 
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| 47 |  | 
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| 48 | G1CollectedHeap::heap()->heap_region_iterate(&c); | 
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| 49 | } | 
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| 50 |  | 
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