| 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 | |
| 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)) |
| 55 | page->mapping->a_ops->invalidatepage(page, 0, PAGE_SIZE); |
| 56 | |
| 57 | cancel_dirty_page(page); |
| 58 | ClearPageMappedToDisk(page); |
| 59 | ll_delete_from_page_cache(page); |
| 60 | } |
| 61 | |
| 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 */ |