59 	struct buffer_head * bh;  in ufs_readdir()  local
71 	bh = NULL;  in ufs_readdir()
77 		if (!blk || !(bh = sb_bread(sb, blk))) {  in ufs_readdir()
93 				de = (struct ufs_dir_entry *)(bh->b_data + i);  in ufs_readdir()
113 			de = (struct ufs_dir_entry *) (bh->b_data + offset);  in ufs_readdir()
119 				brelse(bh);  in ufs_readdir()
123 						   bh, offset)) {  in ufs_readdir()
129 				brelse (bh);  in ufs_readdir()
161 		brelse (bh);  in ufs_readdir()
207 		struct buffer_head * bh;  in ufs_find_entry()  local
211 		bh = ufs_getfrag (dir, block, 0, &err);  in ufs_find_entry()
212 		bh_use[block] = bh;  in ufs_find_entry()
213 		if (bh && !buffer_uptodate(bh))  in ufs_find_entry()
214 			bh_read[toread++] = bh;  in ufs_find_entry()
218 		struct buffer_head * bh;  in ufs_find_entry()  local
226 		bh = bh_use[block % NAMEI_RA_SIZE];  in ufs_find_entry()
227 		if (!bh) {  in ufs_find_entry()
234 		wait_on_buffer (bh);  in ufs_find_entry()
235 		if (!buffer_uptodate(bh)) {  in ufs_find_entry()
242 		de = (struct ufs_dir_entry *) bh->b_data;  in ufs_find_entry()
243 		dlimit = bh->b_data + sb->s_blocksize;  in ufs_find_entry()
254 				    dir, de, bh, offset))  in ufs_find_entry()
257 					if (bh_use[i] != bh)  in ufs_find_entry()
260 				*res_bh = bh;  in ufs_find_entry()
271 		brelse (bh);  in ufs_find_entry()
274 			bh = NULL;  in ufs_find_entry()
276 			bh = ufs_getfrag (dir, block + NAMEI_RA_SIZE, 0, &err);  in ufs_find_entry()
277 		bh_use[block % NAMEI_RA_SIZE] = bh;  in ufs_find_entry()
278 		if (bh && !buffer_uptodate(bh))  in ufs_find_entry()
279 			bh_read[toread++] = bh;  in ufs_find_entry()
289 	struct ufs_dir_entry * de, struct buffer_head * bh,   in ufs_check_dir_entry()  argument
302 	else if (((char *) de - bh->b_data) + rlen > dir->i_sb->s_blocksize)  in ufs_check_dir_entry()
321 	struct buffer_head *bh = ufs_bread (dir, 0, 0, &err);  in ufs_dotdot()  local
324 	if (bh) {  in ufs_dotdot()
325 		res = (struct ufs_dir_entry *) bh->b_data;  in ufs_dotdot()
329 	*p = bh;  in ufs_dotdot()
336 	struct buffer_head *bh;  in ufs_inode_by_name()  local
338 	de = ufs_find_entry (dentry, &bh);  in ufs_inode_by_name()
341 		brelse(bh);  in ufs_inode_by_name()
347 		struct buffer_head *bh, struct inode *inode)  in ufs_set_link()  argument
351 	mark_buffer_dirty(bh);  in ufs_set_link()
353 		ll_rw_block (WRITE, 1, &bh);  in ufs_set_link()
354 		wait_on_buffer(bh);  in ufs_set_link()
356 	brelse (bh);  in ufs_set_link()
372 	struct buffer_head * bh;  in ufs_add_link()  local
386 	bh = ufs_bread (dir, 0, 0, &err);  in ufs_add_link()
387 	if (!bh)  in ufs_add_link()
391 	de = (struct ufs_dir_entry *) bh->b_data;  in ufs_add_link()
393 		if ((char *)de >= UFS_SECTOR_SIZE + bh->b_data) {  in ufs_add_link()
399 				brelse (bh);  in ufs_add_link()
400 				bh = ufs_bread (dir, offset >> sb->s_blocksize_bits, 1, &err);  in ufs_add_link()
401 				if (!bh)  in ufs_add_link()
406 					brelse(bh);  in ufs_add_link()
409 				de = (struct ufs_dir_entry *) (bh->b_data + fragoff);  in ufs_add_link()
416 				de = (struct ufs_dir_entry *) bh->b_data;  in ufs_add_link()
419 		if (!ufs_check_dir_entry ("ufs_add_entry", dir, de, bh, offset)) {  in ufs_add_link()
420 			brelse (bh);  in ufs_add_link()
424 			brelse (bh);  in ufs_add_link()
452 	mark_buffer_dirty(bh);  in ufs_add_link()
454 		ll_rw_block (WRITE, 1, &bh);  in ufs_add_link()
455 		wait_on_buffer (bh);  in ufs_add_link()
457 	brelse (bh);  in ufs_add_link()
471 	struct buffer_head * bh )  in ufs_delete_entry()  argument
483 	de = (struct ufs_dir_entry *) bh->b_data;  in ufs_delete_entry()
490 	while (i < bh->b_size) {  in ufs_delete_entry()
491 		if (!ufs_check_dir_entry ("ufs_delete_entry", inode, de, bh, i)) {  in ufs_delete_entry()
492 			brelse(bh);  in ufs_delete_entry()
503 			mark_buffer_dirty(bh);  in ufs_delete_entry()
505 				ll_rw_block(WRITE, 1, &bh);  in ufs_delete_entry()
506 				wait_on_buffer(bh);  in ufs_delete_entry()
508 			brelse(bh);  in ufs_delete_entry()
521 	brelse(bh);  in ufs_delete_entry()
563 	struct buffer_head * bh;  in ufs_empty_dir()  local
570 	    !(bh = ufs_bread (inode, 0, 0, &err))) {  in ufs_empty_dir()
576 	de = (struct ufs_dir_entry *) bh->b_data;  in ufs_empty_dir()
590 		if (!bh || (void *) de >= (void *) (bh->b_data + sb->s_blocksize)) {  in ufs_empty_dir()
591 			brelse (bh);  in ufs_empty_dir()
592 			bh = ufs_bread (inode, offset >> sb->s_blocksize_bits, 1, &err);  in ufs_empty_dir()
593 	 		if (!bh) {  in ufs_empty_dir()
600 			de = (struct ufs_dir_entry *) bh->b_data;  in ufs_empty_dir()
602 		if (!ufs_check_dir_entry ("empty_dir", inode, de, bh, offset)) {  in ufs_empty_dir()
603 			brelse (bh);  in ufs_empty_dir()
607 			brelse (bh);  in ufs_empty_dir()
614 	brelse (bh);  in ufs_empty_dir()