Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 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 |
Oleg Drokin | 6a5b99a | 2016-06-14 23:33:40 -0400 | [diff] [blame] | 18 | * http://www.gnu.org/licenses/gpl-2.0.html |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 19 | * |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 20 | * GPL HEADER END |
| 21 | */ |
| 22 | /* |
| 23 | * Copyright (c) 2007, 2010, Oracle and/or its affiliates. All rights reserved. |
| 24 | * Use is subject to license terms. |
| 25 | * |
| 26 | * Copyright (c) 2011, 2012, Intel Corporation. |
| 27 | */ |
| 28 | /* |
| 29 | * This file is part of Lustre, http://www.lustre.org/ |
| 30 | * Lustre is a trademark of Sun Microsystems, Inc. |
| 31 | */ |
| 32 | |
| 33 | #ifndef LUSTRE_PATCHLESS_COMPAT_H |
| 34 | #define LUSTRE_PATCHLESS_COMPAT_H |
| 35 | |
| 36 | #include <linux/fs.h> |
| 37 | |
| 38 | #include <linux/list.h> |
| 39 | #include <linux/mm.h> |
| 40 | #include <linux/hash.h> |
| 41 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 42 | #define ll_delete_from_page_cache(page) delete_from_page_cache(page) |
| 43 | |
| 44 | static inline void |
| 45 | truncate_complete_page(struct address_space *mapping, struct page *page) |
| 46 | { |
| 47 | if (page->mapping != mapping) |
| 48 | return; |
| 49 | |
| 50 | if (PagePrivate(page)) |
Kirill A. Shutemov | 09cbfea | 2016-04-01 15:29:47 +0300 | [diff] [blame] | 51 | page->mapping->a_ops->invalidatepage(page, 0, PAGE_SIZE); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 52 | |
Tejun Heo | 11f81be | 2015-05-22 17:13:15 -0400 | [diff] [blame] | 53 | cancel_dirty_page(page); |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 54 | ClearPageMappedToDisk(page); |
| 55 | ll_delete_from_page_cache(page); |
| 56 | } |
| 57 | |
Peng Tao | d7e09d0 | 2013-05-02 16:46:55 +0800 | [diff] [blame] | 58 | #ifndef ATTR_CTIME_SET |
| 59 | /* |
| 60 | * set ATTR_CTIME_SET to a high value to avoid any risk of collision with other |
| 61 | * ATTR_* attributes (see bug 13828) |
| 62 | */ |
| 63 | #define ATTR_CTIME_SET (1 << 28) |
| 64 | #endif |
| 65 | |
| 66 | #endif /* LUSTRE_PATCHLESS_COMPAT_H */ |