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d7e09d03 PT |
1 | /* |
2 | * GPL HEADER START | |
3 | * | |
4 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
5 | * | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License version 2 only, | |
8 | * as published by the Free Software Foundation. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, but | |
11 | * WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
13 | * General Public License version 2 for more details (a copy is included | |
14 | * in the LICENSE file that accompanied this code). | |
15 | * | |
16 | * You should have received a copy of the GNU General Public License | |
17 | * version 2 along with this program; If not, see | |
18 | * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf | |
19 | * | |
20 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, | |
21 | * CA 95054 USA or visit www.sun.com if you need additional information or | |
22 | * have any questions. | |
23 | * | |
24 | * GPL HEADER END | |
25 | */ | |
26 | /* | |
27 | * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. | |
28 | * Use is subject to license terms. | |
29 | * | |
30 | * Copyright (c) 2011, 2012, Intel Corporation. | |
31 | */ | |
32 | /* | |
33 | * This file is part of Lustre, http://www.lustre.org/ | |
34 | * Lustre is a trademark of Sun Microsystems, Inc. | |
35 | */ | |
36 | ||
37 | #ifndef LUSTRE_PATCHLESS_COMPAT_H | |
38 | #define LUSTRE_PATCHLESS_COMPAT_H | |
39 | ||
40 | #include <linux/fs.h> | |
41 | ||
42 | #include <linux/list.h> | |
43 | #include <linux/mm.h> | |
44 | #include <linux/hash.h> | |
45 | ||
d7e09d03 PT |
46 | #define ll_delete_from_page_cache(page) delete_from_page_cache(page) |
47 | ||
48 | static inline void | |
49 | truncate_complete_page(struct address_space *mapping, struct page *page) | |
50 | { | |
51 | if (page->mapping != mapping) | |
52 | return; | |
53 | ||
54 | if (PagePrivate(page)) | |
09cbfeaf | 55 | page->mapping->a_ops->invalidatepage(page, 0, PAGE_SIZE); |
d7e09d03 | 56 | |
11f81bec | 57 | cancel_dirty_page(page); |
d7e09d03 PT |
58 | ClearPageMappedToDisk(page); |
59 | ll_delete_from_page_cache(page); | |
60 | } | |
61 | ||
d7e09d03 PT |
62 | #ifndef ATTR_CTIME_SET |
63 | /* | |
64 | * set ATTR_CTIME_SET to a high value to avoid any risk of collision with other | |
65 | * ATTR_* attributes (see bug 13828) | |
66 | */ | |
67 | #define ATTR_CTIME_SET (1 << 28) | |
68 | #endif | |
69 | ||
70 | #endif /* LUSTRE_PATCHLESS_COMPAT_H */ |