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- #ifndef __XFS_ONDISK_H
- #define __XFS_ONDISK_H
- #define XFS_CHECK_STRUCT_SIZE(structname, size) \
- BUILD_BUG_ON_MSG(sizeof(structname) != (size), "XFS: sizeof(" \
- #structname ") is wrong, expected " #size)
- #define XFS_CHECK_OFFSET(structname, member, off) \
- BUILD_BUG_ON_MSG(offsetof(structname, member) != (off), \
- "XFS: offsetof(" #structname ", " #member ") is wrong, " \
- "expected " #off)
- static inline void __init
- xfs_check_ondisk_structs(void)
- {
-
- XFS_CHECK_STRUCT_SIZE(struct xfs_acl, 4);
- XFS_CHECK_STRUCT_SIZE(struct xfs_acl_entry, 12);
- XFS_CHECK_STRUCT_SIZE(struct xfs_agf, 224);
- XFS_CHECK_STRUCT_SIZE(struct xfs_agfl, 36);
- XFS_CHECK_STRUCT_SIZE(struct xfs_agi, 336);
- XFS_CHECK_STRUCT_SIZE(struct xfs_bmbt_key, 8);
- XFS_CHECK_STRUCT_SIZE(struct xfs_bmbt_rec, 16);
- XFS_CHECK_STRUCT_SIZE(struct xfs_bmdr_block, 4);
- XFS_CHECK_STRUCT_SIZE(struct xfs_btree_block_shdr, 48);
- XFS_CHECK_STRUCT_SIZE(struct xfs_btree_block_lhdr, 64);
- XFS_CHECK_STRUCT_SIZE(struct xfs_btree_block, 72);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dinode, 176);
- XFS_CHECK_STRUCT_SIZE(struct xfs_disk_dquot, 104);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dqblk, 136);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dsb, 264);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dsymlink_hdr, 56);
- XFS_CHECK_STRUCT_SIZE(struct xfs_inobt_key, 4);
- XFS_CHECK_STRUCT_SIZE(struct xfs_inobt_rec, 16);
- XFS_CHECK_STRUCT_SIZE(struct xfs_refcount_key, 4);
- XFS_CHECK_STRUCT_SIZE(struct xfs_refcount_rec, 12);
- XFS_CHECK_STRUCT_SIZE(struct xfs_rmap_key, 20);
- XFS_CHECK_STRUCT_SIZE(struct xfs_rmap_rec, 24);
- XFS_CHECK_STRUCT_SIZE(struct xfs_timestamp, 8);
- XFS_CHECK_STRUCT_SIZE(xfs_alloc_key_t, 8);
- XFS_CHECK_STRUCT_SIZE(xfs_alloc_ptr_t, 4);
- XFS_CHECK_STRUCT_SIZE(xfs_alloc_rec_t, 8);
- XFS_CHECK_STRUCT_SIZE(xfs_inobt_ptr_t, 4);
- XFS_CHECK_STRUCT_SIZE(xfs_refcount_ptr_t, 4);
- XFS_CHECK_STRUCT_SIZE(xfs_rmap_ptr_t, 4);
-
- XFS_CHECK_STRUCT_SIZE(struct xfs_attr3_leaf_hdr, 80);
- XFS_CHECK_STRUCT_SIZE(struct xfs_attr3_leafblock, 88);
- XFS_CHECK_STRUCT_SIZE(struct xfs_attr3_rmt_hdr, 56);
- XFS_CHECK_STRUCT_SIZE(struct xfs_da3_blkinfo, 56);
- XFS_CHECK_STRUCT_SIZE(struct xfs_da3_intnode, 64);
- XFS_CHECK_STRUCT_SIZE(struct xfs_da3_node_hdr, 64);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dir3_blk_hdr, 48);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dir3_data_hdr, 64);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dir3_free, 64);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dir3_free_hdr, 64);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dir3_leaf, 64);
- XFS_CHECK_STRUCT_SIZE(struct xfs_dir3_leaf_hdr, 64);
- XFS_CHECK_STRUCT_SIZE(xfs_attr_leaf_entry_t, 8);
- XFS_CHECK_STRUCT_SIZE(xfs_attr_leaf_hdr_t, 32);
- XFS_CHECK_STRUCT_SIZE(xfs_attr_leaf_map_t, 4);
- XFS_CHECK_STRUCT_SIZE(xfs_attr_leaf_name_local_t, 4);
-
- XFS_CHECK_OFFSET(xfs_attr_leaf_name_local_t, valuelen, 0);
- XFS_CHECK_OFFSET(xfs_attr_leaf_name_local_t, namelen, 2);
- XFS_CHECK_OFFSET(xfs_attr_leaf_name_local_t, nameval, 3);
- XFS_CHECK_OFFSET(xfs_attr_leaf_name_remote_t, valueblk, 0);
- XFS_CHECK_OFFSET(xfs_attr_leaf_name_remote_t, valuelen, 4);
- XFS_CHECK_OFFSET(xfs_attr_leaf_name_remote_t, namelen, 8);
- XFS_CHECK_OFFSET(xfs_attr_leaf_name_remote_t, name, 9);
- XFS_CHECK_STRUCT_SIZE(xfs_attr_leafblock_t, 40);
- XFS_CHECK_OFFSET(xfs_attr_shortform_t, hdr.totsize, 0);
- XFS_CHECK_OFFSET(xfs_attr_shortform_t, hdr.count, 2);
- XFS_CHECK_OFFSET(xfs_attr_shortform_t, list[0].namelen, 4);
- XFS_CHECK_OFFSET(xfs_attr_shortform_t, list[0].valuelen, 5);
- XFS_CHECK_OFFSET(xfs_attr_shortform_t, list[0].flags, 6);
- XFS_CHECK_OFFSET(xfs_attr_shortform_t, list[0].nameval, 7);
- XFS_CHECK_STRUCT_SIZE(xfs_da_blkinfo_t, 12);
- XFS_CHECK_STRUCT_SIZE(xfs_da_intnode_t, 16);
- XFS_CHECK_STRUCT_SIZE(xfs_da_node_entry_t, 8);
- XFS_CHECK_STRUCT_SIZE(xfs_da_node_hdr_t, 16);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_data_free_t, 4);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_data_hdr_t, 16);
- XFS_CHECK_OFFSET(xfs_dir2_data_unused_t, freetag, 0);
- XFS_CHECK_OFFSET(xfs_dir2_data_unused_t, length, 2);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_free_hdr_t, 16);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_free_t, 16);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_leaf_entry_t, 8);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_leaf_hdr_t, 16);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_leaf_t, 16);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_leaf_tail_t, 4);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_sf_entry_t, 3);
- XFS_CHECK_OFFSET(xfs_dir2_sf_entry_t, namelen, 0);
- XFS_CHECK_OFFSET(xfs_dir2_sf_entry_t, offset, 1);
- XFS_CHECK_OFFSET(xfs_dir2_sf_entry_t, name, 3);
- XFS_CHECK_STRUCT_SIZE(xfs_dir2_sf_hdr_t, 10);
-
- XFS_CHECK_STRUCT_SIZE(struct xfs_dq_logformat, 24);
- XFS_CHECK_STRUCT_SIZE(struct xfs_efd_log_format_32, 28);
- XFS_CHECK_STRUCT_SIZE(struct xfs_efd_log_format_64, 32);
- XFS_CHECK_STRUCT_SIZE(struct xfs_efi_log_format_32, 28);
- XFS_CHECK_STRUCT_SIZE(struct xfs_efi_log_format_64, 32);
- XFS_CHECK_STRUCT_SIZE(struct xfs_extent_32, 12);
- XFS_CHECK_STRUCT_SIZE(struct xfs_extent_64, 16);
- XFS_CHECK_STRUCT_SIZE(struct xfs_log_dinode, 176);
- XFS_CHECK_STRUCT_SIZE(struct xfs_icreate_log, 28);
- XFS_CHECK_STRUCT_SIZE(struct xfs_ictimestamp, 8);
- XFS_CHECK_STRUCT_SIZE(struct xfs_inode_log_format_32, 52);
- XFS_CHECK_STRUCT_SIZE(struct xfs_inode_log_format, 56);
- XFS_CHECK_STRUCT_SIZE(struct xfs_qoff_logformat, 20);
- XFS_CHECK_STRUCT_SIZE(struct xfs_trans_header, 16);
- }
- #endif
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