Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 1 | /* |
Nathan Scott | 7d4fb40 | 2006-06-09 15:27:16 +1000 | [diff] [blame] | 2 | * Copyright (c) 2000-2002,2005-2006 Silicon Graphics, Inc. |
Nathan Scott | 7b71876 | 2005-11-02 14:58:39 +1100 | [diff] [blame] | 3 | * All Rights Reserved. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 4 | * |
Nathan Scott | 7b71876 | 2005-11-02 14:58:39 +1100 | [diff] [blame] | 5 | * This program is free software; you can redistribute it and/or |
| 6 | * modify it under the terms of the GNU General Public License as |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 7 | * published by the Free Software Foundation. |
| 8 | * |
Nathan Scott | 7b71876 | 2005-11-02 14:58:39 +1100 | [diff] [blame] | 9 | * This program is distributed in the hope that it would be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 13 | * |
Nathan Scott | 7b71876 | 2005-11-02 14:58:39 +1100 | [diff] [blame] | 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write the Free Software Foundation, |
| 16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 17 | */ |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 18 | #include "xfs.h" |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 19 | #include "xfs_vnodeops.h" |
| 20 | |
| 21 | /* |
| 22 | * The following six includes are needed so that we can include |
| 23 | * xfs_inode.h. What a mess.. |
| 24 | */ |
| 25 | #include "xfs_bmap_btree.h" |
| 26 | #include "xfs_inum.h" |
| 27 | #include "xfs_dir2.h" |
| 28 | #include "xfs_dir2_sf.h" |
| 29 | #include "xfs_attr_sf.h" |
| 30 | #include "xfs_dinode.h" |
| 31 | |
| 32 | #include "xfs_inode.h" |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 33 | |
Nathan Scott | 7d4fb40 | 2006-06-09 15:27:16 +1000 | [diff] [blame] | 34 | int fs_noerr(void) { return 0; } |
| 35 | int fs_nosys(void) { return ENOSYS; } |
| 36 | void fs_noval(void) { return; } |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 37 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 38 | void |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 39 | xfs_tosspages( |
| 40 | xfs_inode_t *ip, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 41 | xfs_off_t first, |
| 42 | xfs_off_t last, |
| 43 | int fiopt) |
| 44 | { |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 45 | bhv_vnode_t *vp = XFS_ITOV(ip); |
| 46 | struct inode *inode = vn_to_inode(vp); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 47 | |
| 48 | if (VN_CACHED(vp)) |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 49 | truncate_inode_pages(inode->i_mapping, first); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 50 | } |
| 51 | |
Lachlan McIlroy | d3cf209 | 2007-05-08 13:49:27 +1000 | [diff] [blame] | 52 | int |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 53 | xfs_flushinval_pages( |
| 54 | xfs_inode_t *ip, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 55 | xfs_off_t first, |
| 56 | xfs_off_t last, |
| 57 | int fiopt) |
| 58 | { |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 59 | bhv_vnode_t *vp = XFS_ITOV(ip); |
| 60 | struct inode *inode = vn_to_inode(vp); |
Lachlan McIlroy | d3cf209 | 2007-05-08 13:49:27 +1000 | [diff] [blame] | 61 | int ret = 0; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 62 | |
| 63 | if (VN_CACHED(vp)) { |
Nathan Scott | 7d4fb40 | 2006-06-09 15:27:16 +1000 | [diff] [blame] | 64 | if (VN_TRUNC(vp)) |
| 65 | VUNTRUNCATE(vp); |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 66 | ret = filemap_write_and_wait(inode->i_mapping); |
Lachlan McIlroy | d3cf209 | 2007-05-08 13:49:27 +1000 | [diff] [blame] | 67 | if (!ret) |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 68 | truncate_inode_pages(inode->i_mapping, first); |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 69 | } |
Lachlan McIlroy | d3cf209 | 2007-05-08 13:49:27 +1000 | [diff] [blame] | 70 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 71 | } |
| 72 | |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 73 | int |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 74 | xfs_flush_pages( |
| 75 | xfs_inode_t *ip, |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 76 | xfs_off_t first, |
| 77 | xfs_off_t last, |
| 78 | uint64_t flags, |
| 79 | int fiopt) |
| 80 | { |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 81 | bhv_vnode_t *vp = XFS_ITOV(ip); |
| 82 | struct inode *inode = vn_to_inode(vp); |
Lachlan McIlroy | d3cf209 | 2007-05-08 13:49:27 +1000 | [diff] [blame] | 83 | int ret = 0; |
| 84 | int ret2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 85 | |
Nathan Scott | 7d4fb40 | 2006-06-09 15:27:16 +1000 | [diff] [blame] | 86 | if (VN_DIRTY(vp)) { |
| 87 | if (VN_TRUNC(vp)) |
| 88 | VUNTRUNCATE(vp); |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 89 | ret = filemap_fdatawrite(inode->i_mapping); |
Nathan Scott | ee34807 | 2005-11-02 10:32:38 +1100 | [diff] [blame] | 90 | if (flags & XFS_B_ASYNC) |
Lachlan McIlroy | d3cf209 | 2007-05-08 13:49:27 +1000 | [diff] [blame] | 91 | return ret; |
Christoph Hellwig | 993386c | 2007-08-28 16:12:30 +1000 | [diff] [blame^] | 92 | ret2 = filemap_fdatawait(inode->i_mapping); |
Lachlan McIlroy | d3cf209 | 2007-05-08 13:49:27 +1000 | [diff] [blame] | 93 | if (!ret) |
| 94 | ret = ret2; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 95 | } |
Lachlan McIlroy | d3cf209 | 2007-05-08 13:49:27 +1000 | [diff] [blame] | 96 | return ret; |
Linus Torvalds | 1da177e | 2005-04-16 15:20:36 -0700 | [diff] [blame] | 97 | } |