diff options
author | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
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committer | Jonathan Herman <hermanjl@cs.unc.edu> | 2013-01-22 10:38:37 -0500 |
commit | fcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch) | |
tree | a57612d1888735a2ec7972891b68c1ac5ec8faea /include/linux/reiserfs_fs_i.h | |
parent | 8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff) |
Diffstat (limited to 'include/linux/reiserfs_fs_i.h')
-rw-r--r-- | include/linux/reiserfs_fs_i.h | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/include/linux/reiserfs_fs_i.h b/include/linux/reiserfs_fs_i.h new file mode 100644 index 00000000000..97959bdfe21 --- /dev/null +++ b/include/linux/reiserfs_fs_i.h | |||
@@ -0,0 +1,63 @@ | |||
1 | #ifndef _REISER_FS_I | ||
2 | #define _REISER_FS_I | ||
3 | |||
4 | #include <linux/list.h> | ||
5 | |||
6 | struct reiserfs_journal_list; | ||
7 | |||
8 | /** bitmasks for i_flags field in reiserfs-specific part of inode */ | ||
9 | typedef enum { | ||
10 | /** this says what format of key do all items (but stat data) of | ||
11 | an object have. If this is set, that format is 3.6 otherwise | ||
12 | - 3.5 */ | ||
13 | i_item_key_version_mask = 0x0001, | ||
14 | /** If this is unset, object has 3.5 stat data, otherwise, it has | ||
15 | 3.6 stat data with 64bit size, 32bit nlink etc. */ | ||
16 | i_stat_data_version_mask = 0x0002, | ||
17 | /** file might need tail packing on close */ | ||
18 | i_pack_on_close_mask = 0x0004, | ||
19 | /** don't pack tail of file */ | ||
20 | i_nopack_mask = 0x0008, | ||
21 | /** If those is set, "safe link" was created for this file during | ||
22 | truncate or unlink. Safe link is used to avoid leakage of disk | ||
23 | space on crash with some files open, but unlinked. */ | ||
24 | i_link_saved_unlink_mask = 0x0010, | ||
25 | i_link_saved_truncate_mask = 0x0020, | ||
26 | i_has_xattr_dir = 0x0040, | ||
27 | i_data_log = 0x0080, | ||
28 | } reiserfs_inode_flags; | ||
29 | |||
30 | struct reiserfs_inode_info { | ||
31 | __u32 i_key[4]; /* key is still 4 32 bit integers */ | ||
32 | /** transient inode flags that are never stored on disk. Bitmasks | ||
33 | for this field are defined above. */ | ||
34 | __u32 i_flags; | ||
35 | |||
36 | __u32 i_first_direct_byte; // offset of first byte stored in direct item. | ||
37 | |||
38 | /* copy of persistent inode flags read from sd_attrs. */ | ||
39 | __u32 i_attrs; | ||
40 | |||
41 | int i_prealloc_block; /* first unused block of a sequence of unused blocks */ | ||
42 | int i_prealloc_count; /* length of that sequence */ | ||
43 | struct list_head i_prealloc_list; /* per-transaction list of inodes which | ||
44 | * have preallocated blocks */ | ||
45 | |||
46 | unsigned new_packing_locality:1; /* new_packig_locality is created; new blocks | ||
47 | * for the contents of this directory should be | ||
48 | * displaced */ | ||
49 | |||
50 | /* we use these for fsync or O_SYNC to decide which transaction | ||
51 | ** needs to be committed in order for this inode to be properly | ||
52 | ** flushed */ | ||
53 | unsigned int i_trans_id; | ||
54 | struct reiserfs_journal_list *i_jl; | ||
55 | atomic_t openers; | ||
56 | struct mutex tailpack; | ||
57 | #ifdef CONFIG_REISERFS_FS_XATTR | ||
58 | struct rw_semaphore i_xattr_sem; | ||
59 | #endif | ||
60 | struct inode vfs_inode; | ||
61 | }; | ||
62 | |||
63 | #endif | ||