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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 @@ +/* + * Copyright (c) 2008-2010, Dave Chinner + * All Rights Reserved. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation. + * + * This program is distributed in the hope that it would be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write the Free Software Foundation, + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ +#ifndef XFS_ICREATE_ITEM_H +#define XFS_ICREATE_ITEM_H 1 + +/* + * on disk log item structure + * + * Log recovery assumes the first two entries are the type and size and they fit + * in 32 bits. Also in host order (ugh) so they have to be 32 bit aligned so + * decoding can be done correctly. + */ +struct xfs_icreate_log { + __uint16_t icl_type; /* type of log format structure */ + __uint16_t icl_size; /* size of log format structure */ + __be32 icl_ag; /* ag being allocated in */ + __be32 icl_agbno; /* start block of inode range */ + __be32 icl_count; /* number of inodes to initialise */ + __be32 icl_isize; /* size of inodes */ + __be32 icl_length; /* length of extent to initialise */ + __be32 icl_gen; /* inode generation number to use */ +}; + +/* in memory log item structure */ +struct xfs_icreate_item { + struct xfs_log_item ic_item; + struct xfs_icreate_log ic_format; +}; + +extern kmem_zone_t *xfs_icreate_zone; /* inode create item zone */ + +void xfs_icreate_log(struct xfs_trans *tp, xfs_agnumber_t agno, + xfs_agblock_t agbno, unsigned int count, + unsigned int inode_size, xfs_agblock_t length, + unsigned int generation); + +#endif /* XFS_ICREATE_ITEM_H */ |