291 	struct jfs_superblock *j_sb;  in chkSuper()  local
301 	j_sb = (struct jfs_superblock *)bh->b_data;  in chkSuper()
307 	if (strncmp(j_sb->s_magic, JFS_MAGIC, 4) ||  in chkSuper()
308 	    le32_to_cpu(j_sb->s_version) > JFS_VERSION) {  in chkSuper()
313 	bsize = le32_to_cpu(j_sb->s_bsize);  in chkSuper()
321 		 le32_to_cpu(j_sb->s_flag), le32_to_cpu(j_sb->s_state),  in chkSuper()
322 		 (unsigned long long) le64_to_cpu(j_sb->s_size));  in chkSuper()
325 	if ((j_sb->s_flag & cpu_to_le32(JFS_BAD_SAIT)) !=  in chkSuper()
328 		AIM_bytesize = lengthPXD(&(j_sb->s_aim2)) * bsize;  in chkSuper()
330 		AIT_bytesize = lengthPXD(&(j_sb->s_ait2)) * bsize;  in chkSuper()
331 		AIM_byte_addr = addressPXD(&(j_sb->s_aim2)) * bsize;  in chkSuper()
332 		AIT_byte_addr = addressPXD(&(j_sb->s_ait2)) * bsize;  in chkSuper()
334 		fsckwsp_addr = addressPXD(&(j_sb->s_fsckpxd)) * bsize;  in chkSuper()
340 			j_sb->s_flag |= cpu_to_le32(JFS_BAD_SAIT);  in chkSuper()
343 	if ((j_sb->s_flag & cpu_to_le32(JFS_GROUPCOMMIT)) !=  in chkSuper()
345 		j_sb->s_flag |= cpu_to_le32(JFS_GROUPCOMMIT);  in chkSuper()
348 	if (j_sb->s_state != cpu_to_le32(FM_CLEAN) &&  in chkSuper()
355 	sbi->state = le32_to_cpu(j_sb->s_state);  in chkSuper()
356 	sbi->mntflag = le32_to_cpu(j_sb->s_flag);  in chkSuper()
363 	sbi->l2bsize = le16_to_cpu(j_sb->s_l2bsize);  in chkSuper()
367 	    j_sb->pad != 0 ||  in chkSuper()
368 	    le32_to_cpu(j_sb->s_state) > FM_STATE_MAX) {  in chkSuper()
382 		sbi->logpxd = j_sb->s_logpxd;  in chkSuper()
384 		sbi->logdev = new_decode_dev(le32_to_cpu(j_sb->s_logdev));  in chkSuper()
385 		uuid_copy(&sbi->uuid, &j_sb->s_uuid);  in chkSuper()
386 		uuid_copy(&sbi->loguuid, &j_sb->s_loguuid);  in chkSuper()
388 	sbi->fsckpxd = j_sb->s_fsckpxd;  in chkSuper()
389 	sbi->ait2 = j_sb->s_ait2;  in chkSuper()
404 	struct jfs_superblock *j_sb;  in updateSuper()  local
426 	j_sb = (struct jfs_superblock *)bh->b_data;  in updateSuper()
428 	j_sb->s_state = cpu_to_le32(state);  in updateSuper()
433 		j_sb->s_logdev = cpu_to_le32(new_encode_dev(sbi->log->bdev->bd_dev));  in updateSuper()
434 		j_sb->s_logserial = cpu_to_le32(sbi->log->serial);  in updateSuper()
440 		if (j_sb->s_flag & cpu_to_le32(JFS_DASD_ENABLED))  in updateSuper()
441 			j_sb->s_flag |= cpu_to_le32(JFS_DASD_PRIME);  in updateSuper()