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 */ 53