Chris Mason | 6cbd557 | 2007-06-12 09:07:21 -0400 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 Oracle. All rights reserved. |
| 3 | * |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public |
| 6 | * License v2 as published by the Free Software Foundation. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 11 | * General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public |
| 14 | * License along with this program; if not, write to the |
| 15 | * Free Software Foundation, Inc., 59 Temple Place - Suite 330, |
| 16 | * Boston, MA 021110-1307, USA. |
| 17 | */ |
| 18 | |
Chris Mason | 2c90e5d | 2007-04-02 10:50:19 -0400 | [diff] [blame] | 19 | #ifndef __BTRFS_I__ |
| 20 | #define __BTRFS_I__ |
| 21 | |
Chris Mason | a52d9a8 | 2007-08-27 16:49:44 -0400 | [diff] [blame] | 22 | #include "extent_map.h" |
Chris Mason | d1310b2 | 2008-01-24 16:13:08 -0500 | [diff] [blame] | 23 | #include "extent_io.h" |
Chris Mason | e6dcd2d | 2008-07-17 12:53:50 -0400 | [diff] [blame] | 24 | #include "ordered-data.h" |
Chris Mason | a52d9a8 | 2007-08-27 16:49:44 -0400 | [diff] [blame] | 25 | |
Aneesh | f1ace24 | 2007-06-13 16:18:26 -0400 | [diff] [blame] | 26 | /* in memory btrfs inode */ |
Chris Mason | 2c90e5d | 2007-04-02 10:50:19 -0400 | [diff] [blame] | 27 | struct btrfs_inode { |
Chris Mason | d6e4a42 | 2007-04-06 15:37:36 -0400 | [diff] [blame] | 28 | struct btrfs_root *root; |
Chris Mason | 31f3c99 | 2007-04-30 15:25:45 -0400 | [diff] [blame] | 29 | struct btrfs_block_group_cache *block_group; |
Chris Mason | d6e4a42 | 2007-04-06 15:37:36 -0400 | [diff] [blame] | 30 | struct btrfs_key location; |
Chris Mason | a52d9a8 | 2007-08-27 16:49:44 -0400 | [diff] [blame] | 31 | struct extent_map_tree extent_tree; |
Chris Mason | d1310b2 | 2008-01-24 16:13:08 -0500 | [diff] [blame] | 32 | struct extent_io_tree io_tree; |
Chris Mason | 7e38326 | 2008-04-09 16:28:12 -0400 | [diff] [blame] | 33 | struct extent_io_tree io_failure_tree; |
Chris Mason | 1b1e213 | 2008-06-25 16:01:31 -0400 | [diff] [blame] | 34 | struct mutex csum_mutex; |
Chris Mason | ee6e650 | 2008-07-17 12:54:40 -0400 | [diff] [blame] | 35 | struct mutex extent_mutex; |
Chris Mason | e02119d | 2008-09-05 16:13:11 -0400 | [diff] [blame] | 36 | struct mutex log_mutex; |
Chris Mason | 2c90e5d | 2007-04-02 10:50:19 -0400 | [diff] [blame] | 37 | struct inode vfs_inode; |
Chris Mason | e6dcd2d | 2008-07-17 12:53:50 -0400 | [diff] [blame] | 38 | struct btrfs_ordered_inode_tree ordered_tree; |
Josef Bacik | 15ee9bc | 2007-08-10 16:22:09 -0400 | [diff] [blame] | 39 | |
Josef Bacik | 33268ea | 2008-07-24 12:16:36 -0400 | [diff] [blame] | 40 | struct posix_acl *i_acl; |
| 41 | struct posix_acl *i_default_acl; |
| 42 | |
Josef Bacik | 7b12876 | 2008-07-24 12:17:14 -0400 | [diff] [blame] | 43 | /* for keeping track of orphaned inodes */ |
| 44 | struct list_head i_orphan; |
| 45 | |
Chris Mason | ea8c281 | 2008-08-04 23:17:27 -0400 | [diff] [blame] | 46 | struct list_head delalloc_inodes; |
| 47 | |
Chris Mason | e02119d | 2008-09-05 16:13:11 -0400 | [diff] [blame] | 48 | /* full 64 bit generation number */ |
| 49 | u64 generation; |
| 50 | |
Josef Bacik | 15ee9bc | 2007-08-10 16:22:09 -0400 | [diff] [blame] | 51 | /* |
| 52 | * transid of the trans_handle that last modified this inode |
| 53 | */ |
| 54 | u64 last_trans; |
Chris Mason | e02119d | 2008-09-05 16:13:11 -0400 | [diff] [blame] | 55 | /* |
| 56 | * transid that last logged this inode |
| 57 | */ |
| 58 | u64 logged_trans; |
Chris Mason | 49eb7e4 | 2008-09-11 15:53:12 -0400 | [diff] [blame] | 59 | |
| 60 | /* trans that last made a change that should be fully fsync'd */ |
| 61 | u64 log_dirty_trans; |
Chris Mason | 9069218 | 2008-02-08 13:49:28 -0500 | [diff] [blame] | 62 | u64 delalloc_bytes; |
Chris Mason | dbe674a | 2008-07-17 12:54:05 -0400 | [diff] [blame] | 63 | u64 disk_i_size; |
Yan | b98b676 | 2008-01-08 15:54:37 -0500 | [diff] [blame] | 64 | u32 flags; |
Josef Bacik | aec7477 | 2008-07-24 12:12:38 -0400 | [diff] [blame] | 65 | |
| 66 | /* |
| 67 | * if this is a directory then index_cnt is the counter for the index |
| 68 | * number for new files that are created |
| 69 | */ |
| 70 | u64 index_cnt; |
Chris Mason | 2c90e5d | 2007-04-02 10:50:19 -0400 | [diff] [blame] | 71 | }; |
Chris Mason | dbe674a | 2008-07-17 12:54:05 -0400 | [diff] [blame] | 72 | |
Chris Mason | 2c90e5d | 2007-04-02 10:50:19 -0400 | [diff] [blame] | 73 | static inline struct btrfs_inode *BTRFS_I(struct inode *inode) |
| 74 | { |
| 75 | return container_of(inode, struct btrfs_inode, vfs_inode); |
| 76 | } |
| 77 | |
Chris Mason | dbe674a | 2008-07-17 12:54:05 -0400 | [diff] [blame] | 78 | static inline void btrfs_i_size_write(struct inode *inode, u64 size) |
| 79 | { |
| 80 | inode->i_size = size; |
| 81 | BTRFS_I(inode)->disk_i_size = size; |
| 82 | } |
| 83 | |
| 84 | |
Chris Mason | 2c90e5d | 2007-04-02 10:50:19 -0400 | [diff] [blame] | 85 | #endif |