70 	struct hfs_mdb *mdb, *mdb2;  in hfs_mdb_get()  local
87 		bh = sb_bread512(sb, part_start + HFS_MDB_BLK, mdb);  in hfs_mdb_get()
91 		if (mdb->drSigWord == cpu_to_be16(HFS_SUPER_MAGIC))  in hfs_mdb_get()
102 	HFS_SB(sb)->alloc_blksz = size = be32_to_cpu(mdb->drAlBlkSiz);  in hfs_mdb_get()
112 	sect = be16_to_cpu(mdb->drAlBlSt) + part_start;  in hfs_mdb_get()
125 	bh = sb_bread512(sb, part_start + HFS_MDB_BLK, mdb);  in hfs_mdb_get()
128 	if (mdb->drSigWord != cpu_to_be16(HFS_SUPER_MAGIC))  in hfs_mdb_get()
132 	HFS_SB(sb)->mdb = mdb;  in hfs_mdb_get()
136 	HFS_SB(sb)->fs_ablocks = be16_to_cpu(mdb->drNmAlBlks);  in hfs_mdb_get()
138 	HFS_SB(sb)->clumpablks = be32_to_cpu(mdb->drClpSiz) /  in hfs_mdb_get()
142 	HFS_SB(sb)->fs_start = (be16_to_cpu(mdb->drAlBlSt) + part_start) >>  in hfs_mdb_get()
146 	HFS_SB(sb)->free_ablocks = be16_to_cpu(mdb->drFreeBks);  in hfs_mdb_get()
147 	HFS_SB(sb)->next_id = be32_to_cpu(mdb->drNxtCNID);  in hfs_mdb_get()
148 	HFS_SB(sb)->root_files = be16_to_cpu(mdb->drNmFls);  in hfs_mdb_get()
149 	HFS_SB(sb)->root_dirs = be16_to_cpu(mdb->drNmRtDirs);  in hfs_mdb_get()
150 	HFS_SB(sb)->file_count = be32_to_cpu(mdb->drFilCnt);  in hfs_mdb_get()
151 	HFS_SB(sb)->folder_count = be32_to_cpu(mdb->drDirCnt);  in hfs_mdb_get()
174 	block = be16_to_cpu(mdb->drVBMSt) + part_start;  in hfs_mdb_get()
204 	attrib = mdb->drAtrb;  in hfs_mdb_get()
217 		mdb->drAtrb = attrib;  in hfs_mdb_get()
218 		be32_add_cpu(&mdb->drWrCnt, 1);  in hfs_mdb_get()
219 		mdb->drLsMod = hfs_mtime();  in hfs_mdb_get()
260 	struct hfs_mdb *mdb = HFS_SB(sb)->mdb;  in hfs_mdb_commit()  local
268 		mdb->drLsMod = hfs_mtime();  in hfs_mdb_commit()
269 		mdb->drFreeBks = cpu_to_be16(HFS_SB(sb)->free_ablocks);  in hfs_mdb_commit()
270 		mdb->drNxtCNID = cpu_to_be32(HFS_SB(sb)->next_id);  in hfs_mdb_commit()
271 		mdb->drNmFls = cpu_to_be16(HFS_SB(sb)->root_files);  in hfs_mdb_commit()
272 		mdb->drNmRtDirs = cpu_to_be16(HFS_SB(sb)->root_dirs);  in hfs_mdb_commit()
273 		mdb->drFilCnt = cpu_to_be32(HFS_SB(sb)->file_count);  in hfs_mdb_commit()
274 		mdb->drDirCnt = cpu_to_be32(HFS_SB(sb)->folder_count);  in hfs_mdb_commit()
285 		hfs_inode_write_fork(HFS_SB(sb)->ext_tree->inode, mdb->drXTExtRec,  in hfs_mdb_commit()
286 				     &mdb->drXTFlSize, NULL);  in hfs_mdb_commit()
287 		hfs_inode_write_fork(HFS_SB(sb)->cat_tree->inode, mdb->drCTExtRec,  in hfs_mdb_commit()
288 				     &mdb->drCTFlSize, NULL);  in hfs_mdb_commit()
291 		memcpy(HFS_SB(sb)->alt_mdb, HFS_SB(sb)->mdb, HFS_SECTOR_SIZE);  in hfs_mdb_commit()
306 		block = be16_to_cpu(HFS_SB(sb)->mdb->drVBMSt) + HFS_SB(sb)->part_start;  in hfs_mdb_commit()
339 	HFS_SB(sb)->mdb->drAtrb |= cpu_to_be16(HFS_SB_ATTRIB_UNMNT);  in hfs_mdb_close()
340 	HFS_SB(sb)->mdb->drAtrb &= cpu_to_be16(~HFS_SB_ATTRIB_INCNSTNT);  in hfs_mdb_close()