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()
609 static int dirent_next(struct gfs2_inode *dip, struct buffer_head *bh,  in dirent_next()  argument
613 	char *bh_end = bh->b_data + bh->b_size;  in dirent_next()
644 static void dirent_del(struct gfs2_inode *dip, struct buffer_head *bh,  in dirent_del()  argument
654 	gfs2_trans_add_meta(dip->i_gl, bh);  in dirent_del()
673 	if ((char *)cur + cur_rec_len > bh->b_data + bh->b_size)  in dirent_del()
687 					    struct buffer_head *bh)  in gfs2_init_dirent()  argument
697 	gfs2_trans_add_meta(ip->i_gl, bh);  in gfs2_init_dirent()
705 					     struct buffer_head *bh,  in gfs2_dirent_alloc()  argument
709 	dent = gfs2_dirent_scan(inode, bh->b_data, bh->b_size,  in gfs2_dirent_alloc()
713 	return gfs2_init_dirent(inode, dent, name, bh);  in gfs2_dirent_alloc()
769 	struct buffer_head *bh;  in gfs2_dirent_search()  local
785 		error = get_first_leaf(ip, index, &bh);  in gfs2_dirent_search()
789 			dent = gfs2_dirent_scan(inode, bh->b_data, bh->b_size,  in gfs2_dirent_search()
793 			leaf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dirent_search()
795 			brelse(bh);  in gfs2_dirent_search()
799 			error = get_leaf(ip, ln, &bh);  in gfs2_dirent_search()
806 	error = gfs2_meta_inode_buffer(ip, &bh);  in gfs2_dirent_search()
809 	dent = gfs2_dirent_scan(inode, bh->b_data, bh->b_size, scan, name, NULL);  in gfs2_dirent_search()
812 		brelse(bh);  in gfs2_dirent_search()
813 		bh = NULL;  in gfs2_dirent_search()
815 	*pbh = bh;  in gfs2_dirent_search()
825 	struct buffer_head *bh;  in new_leaf()  local
834 	bh = gfs2_meta_new(ip->i_gl, bn);  in new_leaf()
835 	if (!bh)  in new_leaf()
839 	gfs2_trans_add_meta(ip->i_gl, bh);  in new_leaf()
840 	gfs2_metatype_set(bh, GFS2_METATYPE_LF, GFS2_FORMAT_LF);  in new_leaf()
841 	leaf = (struct gfs2_leaf *)bh->b_data;  in new_leaf()
852 	gfs2_qstr2dirent(&name, bh->b_size - sizeof(struct gfs2_leaf), dent);  in new_leaf()
853 	*pbh = bh;  in new_leaf()
870 	struct buffer_head *bh, *dibh;  in dir_make_exhash()  local
884 	leaf = new_leaf(inode, &bh, 0);  in dir_make_exhash()
887 	bn = bh->b_blocknr;  in dir_make_exhash()
894 	gfs2_buffer_copy_tail(bh, sizeof(struct gfs2_leaf), dibh,  in dir_make_exhash()
900 	args.len = bh->b_size - sizeof(struct gfs2_dinode) +  in dir_make_exhash()
902 	args.name = bh->b_data;  in dir_make_exhash()
903 	dent = gfs2_dirent_scan(&dip->i_inode, bh->b_data, bh->b_size,  in dir_make_exhash()
906 		brelse(bh);  in dir_make_exhash()
911 		brelse(bh);  in dir_make_exhash()
923 	brelse(bh);  in dir_make_exhash()
1299 	struct buffer_head *bh;  in gfs2_dir_read_leaf()  local
1311 		error = get_leaf(ip, lfn, &bh);  in gfs2_dir_read_leaf()
1314 		lf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_read_leaf()
1320 		brelse(bh);  in gfs2_dir_read_leaf()
1342 		error = get_leaf(ip, lfn, &bh);  in gfs2_dir_read_leaf()
1345 		lf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_read_leaf()
1349 			dent = gfs2_dirent_scan(inode, bh->b_data, bh->b_size,  in gfs2_dir_read_leaf()
1358 					(unsigned long long)bh->b_blocknr,  in gfs2_dir_read_leaf()
1365 			larr[leaf++] = bh;  in gfs2_dir_read_leaf()
1367 			brelse(bh);  in gfs2_dir_read_leaf()
1394 	struct buffer_head *bh;  in gfs2_dir_readahead()  local
1413 		bh = gfs2_getbuf(gl, blocknr, 1);  in gfs2_dir_readahead()
1414 		if (trylock_buffer(bh)) {  in gfs2_dir_readahead()
1415 			if (buffer_uptodate(bh)) {  in gfs2_dir_readahead()
1416 				unlock_buffer(bh);  in gfs2_dir_readahead()
1417 				brelse(bh);  in gfs2_dir_readahead()
1420 			bh->b_end_io = end_buffer_read_sync;  in gfs2_dir_readahead()
1421 			submit_bh(READA | REQ_META, bh);  in gfs2_dir_readahead()
1424 		brelse(bh);  in gfs2_dir_readahead()
1551 	struct buffer_head *bh;  in gfs2_dir_search()  local
1556 	dent = gfs2_dirent_search(dir, name, gfs2_dirent_find, &bh);  in gfs2_dir_search()
1563 		brelse(bh);  in gfs2_dir_search()
1574 	struct buffer_head *bh;  in gfs2_dir_check()  local
1578 	dent = gfs2_dirent_search(dir, name, gfs2_dirent_find, &bh);  in gfs2_dir_check()
1597 		brelse(bh);  in gfs2_dir_check()
1623 	struct buffer_head *bh, *obh;  in dir_new_leaf()  local
1649 	leaf = new_leaf(inode, &bh, be16_to_cpu(oleaf->lf_depth));  in dir_new_leaf()
1655 	oleaf->lf_next = cpu_to_be64(bh->b_blocknr);  in dir_new_leaf()
1656 	brelse(bh);  in dir_new_leaf()
1659 	error = gfs2_meta_inode_buffer(ip, &bh);  in dir_new_leaf()
1662 	gfs2_trans_add_meta(ip->i_gl, bh);  in dir_new_leaf()
1664 	gfs2_dinode_out(ip, bh->b_data);  in dir_new_leaf()
1665 	brelse(bh);  in dir_new_leaf()
1697 	struct buffer_head *bh = da->bh;  in gfs2_dir_add()  local
1704 		if (da->bh == NULL) {  in gfs2_dir_add()
1706 						  gfs2_dirent_find_space, &bh);  in gfs2_dir_add()
1711 			dent = gfs2_init_dirent(inode, dent, name, bh);  in gfs2_dir_add()
1717 				leaf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_add()
1723 			da->bh = NULL;  in gfs2_dir_add()
1724 			brelse(bh);  in gfs2_dir_add()
1776 	struct buffer_head *bh;  in gfs2_dir_del()  local
1781 	dent = gfs2_dirent_search(&dip->i_inode, name, gfs2_dirent_prev, &bh);  in gfs2_dir_del()
1796 	dirent_del(dip, bh, prev, dent);  in gfs2_dir_del()
1798 		struct gfs2_leaf *leaf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_del()
1806 	brelse(bh);  in gfs2_dir_del()
1835 	struct buffer_head *bh;  in gfs2_dir_mvino()  local
1839 	dent = gfs2_dirent_search(&dip->i_inode, filename, gfs2_dirent_find, &bh);  in gfs2_dir_mvino()
1847 	gfs2_trans_add_meta(dip->i_gl, bh);  in gfs2_dir_mvino()
1852 		brelse(bh);  in gfs2_dir_mvino()
1853 		error = gfs2_meta_inode_buffer(dip, &bh);  in gfs2_dir_mvino()
1856 		gfs2_trans_add_meta(dip->i_gl, bh);  in gfs2_dir_mvino()
1860 	gfs2_dinode_out(dip, bh->b_data);  in gfs2_dir_mvino()
1861 	brelse(bh);  in gfs2_dir_mvino()
1884 	struct buffer_head *bh, *dibh;  in leaf_dealloc()  local
1909 	bh = leaf_bh;  in leaf_dealloc()
1913 			error = get_leaf(dip, blk, &bh);  in leaf_dealloc()
1917 		tmp_leaf = (struct gfs2_leaf *)bh->b_data;  in leaf_dealloc()
1920 			brelse(bh);  in leaf_dealloc()
1944 	bh = leaf_bh;  in leaf_dealloc()
1948 			error = get_leaf(dip, blk, &bh);  in leaf_dealloc()
1952 		tmp_leaf = (struct gfs2_leaf *)bh->b_data;  in leaf_dealloc()
1955 			brelse(bh);  in leaf_dealloc()
2004 	struct buffer_head *bh;  in gfs2_dir_exhash_dealloc()  local
2021 			error = get_leaf(dip, leaf_no, &bh);  in gfs2_dir_exhash_dealloc()
2024 			leaf = (struct gfs2_leaf *)bh->b_data;  in gfs2_dir_exhash_dealloc()
2029 			error = leaf_dealloc(dip, index, len, leaf_no, bh,  in gfs2_dir_exhash_dealloc()
2031 			brelse(bh);  in gfs2_dir_exhash_dealloc()
2065 	struct buffer_head *bh;  in gfs2_diradd_alloc_required()  local
2068 	da->bh = NULL;  in gfs2_diradd_alloc_required()
2071 	dent = gfs2_dirent_search(inode, name, gfs2_dirent_find_space, &bh);  in gfs2_diradd_alloc_required()
2083 		da->bh = bh;  in gfs2_diradd_alloc_required()
2086 		brelse(bh);  in gfs2_diradd_alloc_required()