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. |
49 _special = true; |
49 _special = true; |
50 os::close(_fd); |
50 os::close(_fd); |
51 return true; |
51 return true; |
52 } |
52 } |
53 |
53 |
54 PSFileBackedVirtualSpace::PSFileBackedVirtualSpace(ReservedSpace rs, const char* path) { |
|
55 PSFileBackedVirtualSpace(rs, os::vm_page_size(), path); |
|
56 } |
|
57 |
|
58 bool PSFileBackedVirtualSpace::expand_by(size_t bytes) { |
54 bool PSFileBackedVirtualSpace::expand_by(size_t bytes) { |
59 assert(special(), "Since entire space is committed at initialization, _special should always be true for PSFileBackedVirtualSpace"); |
55 assert(special(), "Since entire space is committed at initialization, _special should always be true for PSFileBackedVirtualSpace"); |
60 |
56 |
61 // if mapping did not succeed during intialization return false |
57 // if mapping did not succeed during intialization return false |
62 if (!_mapping_succeeded) { |
58 if (!_mapping_succeeded) { |