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Diffstat (limited to 'fs/xfs/xfs_icreate_item.h')
-rw-r--r-- | fs/xfs/xfs_icreate_item.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/fs/xfs/xfs_icreate_item.h b/fs/xfs/xfs_icreate_item.h new file mode 100644 index 000000000000..88ba8aa0bc41 --- /dev/null +++ b/fs/xfs/xfs_icreate_item.h | |||
@@ -0,0 +1,52 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2008-2010, Dave Chinner | ||
3 | * All Rights Reserved. | ||
4 | * | ||
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 | ||
7 | * published by the Free Software Foundation. | ||
8 | * | ||
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. | ||
13 | * | ||
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 | ||
17 | */ | ||
18 | #ifndef XFS_ICREATE_ITEM_H | ||
19 | #define XFS_ICREATE_ITEM_H 1 | ||
20 | |||
21 | /* | ||
22 | * on disk log item structure | ||
23 | * | ||
24 | * Log recovery assumes the first two entries are the type and size and they fit | ||
25 | * in 32 bits. Also in host order (ugh) so they have to be 32 bit aligned so | ||
26 | * decoding can be done correctly. | ||
27 | */ | ||
28 | struct xfs_icreate_log { | ||
29 | __uint16_t icl_type; /* type of log format structure */ | ||
30 | __uint16_t icl_size; /* size of log format structure */ | ||
31 | __be32 icl_ag; /* ag being allocated in */ | ||
32 | __be32 icl_agbno; /* start block of inode range */ | ||
33 | __be32 icl_count; /* number of inodes to initialise */ | ||
34 | __be32 icl_isize; /* size of inodes */ | ||
35 | __be32 icl_length; /* length of extent to initialise */ | ||
36 | __be32 icl_gen; /* inode generation number to use */ | ||
37 | }; | ||
38 | |||
39 | /* in memory log item structure */ | ||
40 | struct xfs_icreate_item { | ||
41 | struct xfs_log_item ic_item; | ||
42 | struct xfs_icreate_log ic_format; | ||
43 | }; | ||
44 | |||
45 | extern kmem_zone_t *xfs_icreate_zone; /* inode create item zone */ | ||
46 | |||
47 | void xfs_icreate_log(struct xfs_trans *tp, xfs_agnumber_t agno, | ||
48 | xfs_agblock_t agbno, unsigned int count, | ||
49 | unsigned int inode_size, xfs_agblock_t length, | ||
50 | unsigned int generation); | ||
51 | |||
52 | #endif /* XFS_ICREATE_ITEM_H */ | ||