95 	struct buffer_head *bh;  in gfs2_dir_get_new_buffer()  local
97 	bh = gfs2_meta_new(ip->i_gl, block);  in gfs2_dir_get_new_buffer()
98 	gfs2_trans_add_meta(ip->i_gl, bh);  in gfs2_dir_get_new_buffer()
99 	gfs2_metatype_set(bh, GFS2_METATYPE_JD, GFS2_FORMAT_JD);  in gfs2_dir_get_new_buffer()
100 	gfs2_buffer_clear_tail(bh, sizeof(struct gfs2_meta_header));  in gfs2_dir_get_new_buffer()
101 	*bhp = bh;  in gfs2_dir_get_new_buffer()
108 	struct buffer_head *bh;  in gfs2_dir_get_existing_buffer()  local
111 	error = gfs2_meta_read(ip->i_gl, block, DIO_WAIT, &bh);  in gfs2_dir_get_existing_buffer()
114 	if (gfs2_metatype_check(GFS2_SB(&ip->i_inode), bh, GFS2_METATYPE_JD)) {  in gfs2_dir_get_existing_buffer()
115 		brelse(bh);  in gfs2_dir_get_existing_buffer()
118 	*bhp = bh;  in gfs2_dir_get_existing_buffer()
189 		struct buffer_head *bh;  in gfs2_dir_write_data()  local
207 			error = gfs2_dir_get_new_buffer(ip, dblock, &bh);  in gfs2_dir_write_data()
209 			error = gfs2_dir_get_existing_buffer(ip, dblock, &bh);  in gfs2_dir_write_data()
214 		gfs2_trans_add_meta(ip->i_gl, bh);  in gfs2_dir_write_data()
215 		memcpy(bh->b_data + o, buf, amount);  in gfs2_dir_write_data()
216 		brelse(bh);  in gfs2_dir_write_data()
292 		struct buffer_head *bh;  in gfs2_dir_read_data()  local
306 			bh = gfs2_meta_ra(ip->i_gl, dblock, extlen);  in gfs2_dir_read_data()
308 			error = gfs2_meta_read(ip->i_gl, dblock, DIO_WAIT, &bh);  in gfs2_dir_read_data()
312 		error = gfs2_metatype_check(sdp, bh, GFS2_METATYPE_JD);  in gfs2_dir_read_data()
314 			brelse(bh);  in gfs2_dir_read_data()
319 		memcpy(buf, bh->b_data + o, amount);  in gfs2_dir_read_data()
320 		brelse(bh);  in gfs2_dir_read_data()
614 static int dirent_next(struct gfs2_inode *dip, struct buffer_head *bh,  in dirent_next()  argument
618 	char *bh_end = bh->b_data + bh->b_size;  in dirent_next()
649 static void dirent_del(struct gfs2_inode *dip, struct buffer_head *bh,  in dirent_del()  argument
659 	gfs2_trans_add_meta(dip->i_gl, bh);  in dirent_del()
678 	if ((char *)cur + cur_rec_len > bh->b_data + bh->b_size)  in dirent_del()
692 					    struct buffer_head *bh)  in gfs2_init_dirent()  argument
702 	gfs2_trans_add_meta(ip->i_gl, bh);  in gfs2_init_dirent()
710 					     struct buffer_head *bh,  in gfs2_dirent_alloc()  argument
714 	dent = gfs2_dirent_scan(inode, bh->b_data, bh->b_size,  in gfs2_dirent_alloc()
718 	return gfs2_init_dirent(inode, dent, name, bh);  in gfs2_dirent_alloc()
774 	struct buffer_head *bh;  in gfs2_dirent_search()  local
790 		error = get_first_leaf(ip, index, &bh);  in gfs2_dirent_search()
794 			dent = gfs2_dirent_scan(inode, bh->b_data, bh->b_size,  in gfs2_dirent_search()
798 			leaf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dirent_search()
800 			brelse(bh);  in gfs2_dirent_search()
804 			error = get_leaf(ip, ln, &bh);  in gfs2_dirent_search()
811 	error = gfs2_meta_inode_buffer(ip, &bh);  in gfs2_dirent_search()
814 	dent = gfs2_dirent_scan(inode, bh->b_data, bh->b_size, scan, name, NULL);  in gfs2_dirent_search()
817 		brelse(bh);  in gfs2_dirent_search()
818 		bh = NULL;  in gfs2_dirent_search()
820 	*pbh = bh;  in gfs2_dirent_search()
830 	struct buffer_head *bh;  in new_leaf()  local
839 	bh = gfs2_meta_new(ip->i_gl, bn);  in new_leaf()
840 	if (!bh)  in new_leaf()
844 	gfs2_trans_add_meta(ip->i_gl, bh);  in new_leaf()
845 	gfs2_metatype_set(bh, GFS2_METATYPE_LF, GFS2_FORMAT_LF);  in new_leaf()
846 	leaf = (struct gfs2_leaf *)bh->b_data;  in new_leaf()
857 	gfs2_qstr2dirent(&name, bh->b_size - sizeof(struct gfs2_leaf), dent);  in new_leaf()
858 	*pbh = bh;  in new_leaf()
875 	struct buffer_head *bh, *dibh;  in dir_make_exhash()  local
889 	leaf = new_leaf(inode, &bh, 0);  in dir_make_exhash()
892 	bn = bh->b_blocknr;  in dir_make_exhash()
899 	gfs2_buffer_copy_tail(bh, sizeof(struct gfs2_leaf), dibh,  in dir_make_exhash()
905 	args.len = bh->b_size - sizeof(struct gfs2_dinode) +  in dir_make_exhash()
907 	args.name = bh->b_data;  in dir_make_exhash()
908 	dent = gfs2_dirent_scan(&dip->i_inode, bh->b_data, bh->b_size,  in dir_make_exhash()
911 		brelse(bh);  in dir_make_exhash()
916 		brelse(bh);  in dir_make_exhash()
928 	brelse(bh);  in dir_make_exhash()
1304 	struct buffer_head *bh;  in gfs2_dir_read_leaf()  local
1316 		error = get_leaf(ip, lfn, &bh);  in gfs2_dir_read_leaf()
1319 		lf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_read_leaf()
1325 		brelse(bh);  in gfs2_dir_read_leaf()
1347 		error = get_leaf(ip, lfn, &bh);  in gfs2_dir_read_leaf()
1350 		lf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_read_leaf()
1354 			dent = gfs2_dirent_scan(inode, bh->b_data, bh->b_size,  in gfs2_dir_read_leaf()
1363 					(unsigned long long)bh->b_blocknr,  in gfs2_dir_read_leaf()
1370 			larr[leaf++] = bh;  in gfs2_dir_read_leaf()
1372 			brelse(bh);  in gfs2_dir_read_leaf()
1399 	struct buffer_head *bh;  in gfs2_dir_readahead()  local
1418 		bh = gfs2_getbuf(gl, blocknr, 1);  in gfs2_dir_readahead()
1419 		if (trylock_buffer(bh)) {  in gfs2_dir_readahead()
1420 			if (buffer_uptodate(bh)) {  in gfs2_dir_readahead()
1421 				unlock_buffer(bh);  in gfs2_dir_readahead()
1422 				brelse(bh);  in gfs2_dir_readahead()
1425 			bh->b_end_io = end_buffer_read_sync;  in gfs2_dir_readahead()
1426 			submit_bh(READA | REQ_META, bh);  in gfs2_dir_readahead()
1429 		brelse(bh);  in gfs2_dir_readahead()
1556 	struct buffer_head *bh;  in gfs2_dir_search()  local
1561 	dent = gfs2_dirent_search(dir, name, gfs2_dirent_find, &bh);  in gfs2_dir_search()
1568 		brelse(bh);  in gfs2_dir_search()
1579 	struct buffer_head *bh;  in gfs2_dir_check()  local
1583 	dent = gfs2_dirent_search(dir, name, gfs2_dirent_find, &bh);  in gfs2_dir_check()
1602 		brelse(bh);  in gfs2_dir_check()
1628 	struct buffer_head *bh, *obh;  in dir_new_leaf()  local
1654 	leaf = new_leaf(inode, &bh, be16_to_cpu(oleaf->lf_depth));  in dir_new_leaf()
1660 	oleaf->lf_next = cpu_to_be64(bh->b_blocknr);  in dir_new_leaf()
1661 	brelse(bh);  in dir_new_leaf()
1664 	error = gfs2_meta_inode_buffer(ip, &bh);  in dir_new_leaf()
1667 	gfs2_trans_add_meta(ip->i_gl, bh);  in dir_new_leaf()
1669 	gfs2_dinode_out(ip, bh->b_data);  in dir_new_leaf()
1670 	brelse(bh);  in dir_new_leaf()
1702 	struct buffer_head *bh = da->bh;  in gfs2_dir_add()  local
1709 		if (da->bh == NULL) {  in gfs2_dir_add()
1711 						  gfs2_dirent_find_space, &bh);  in gfs2_dir_add()
1716 			dent = gfs2_init_dirent(inode, dent, name, bh);  in gfs2_dir_add()
1722 				leaf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_add()
1728 			da->bh = NULL;  in gfs2_dir_add()
1729 			brelse(bh);  in gfs2_dir_add()
1781 	struct buffer_head *bh;  in gfs2_dir_del()  local
1786 	dent = gfs2_dirent_search(&dip->i_inode, name, gfs2_dirent_prev, &bh);  in gfs2_dir_del()
1801 	dirent_del(dip, bh, prev, dent);  in gfs2_dir_del()
1803 		struct gfs2_leaf *leaf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_del()
1811 	brelse(bh);  in gfs2_dir_del()
1840 	struct buffer_head *bh;  in gfs2_dir_mvino()  local
1844 	dent = gfs2_dirent_search(&dip->i_inode, filename, gfs2_dirent_find, &bh);  in gfs2_dir_mvino()
1852 	gfs2_trans_add_meta(dip->i_gl, bh);  in gfs2_dir_mvino()
1857 		brelse(bh);  in gfs2_dir_mvino()
1858 		error = gfs2_meta_inode_buffer(dip, &bh);  in gfs2_dir_mvino()
1861 		gfs2_trans_add_meta(dip->i_gl, bh);  in gfs2_dir_mvino()
1865 	gfs2_dinode_out(dip, bh->b_data);  in gfs2_dir_mvino()
1866 	brelse(bh);  in gfs2_dir_mvino()
1889 	struct buffer_head *bh, *dibh;  in leaf_dealloc()  local
1914 	bh = leaf_bh;  in leaf_dealloc()
1918 			error = get_leaf(dip, blk, &bh);  in leaf_dealloc()
1922 		tmp_leaf = (struct gfs2_leaf *)bh->b_data;  in leaf_dealloc()
1925 			brelse(bh);  in leaf_dealloc()
1949 	bh = leaf_bh;  in leaf_dealloc()
1953 			error = get_leaf(dip, blk, &bh);  in leaf_dealloc()
1957 		tmp_leaf = (struct gfs2_leaf *)bh->b_data;  in leaf_dealloc()
1960 			brelse(bh);  in leaf_dealloc()
2009 	struct buffer_head *bh;  in gfs2_dir_exhash_dealloc()  local
2026 			error = get_leaf(dip, leaf_no, &bh);  in gfs2_dir_exhash_dealloc()
2029 			leaf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_exhash_dealloc()
2034 			error = leaf_dealloc(dip, index, len, leaf_no, bh,  in gfs2_dir_exhash_dealloc()
2036 			brelse(bh);  in gfs2_dir_exhash_dealloc()
2070 	struct buffer_head *bh;  in gfs2_diradd_alloc_required()  local
2073 	da->bh = NULL;  in gfs2_diradd_alloc_required()
2076 	dent = gfs2_dirent_search(inode, name, gfs2_dirent_find_space, &bh);  in gfs2_diradd_alloc_required()
2088 		da->bh = bh;  in gfs2_diradd_alloc_required()
2091 		brelse(bh);  in gfs2_diradd_alloc_required()