92 int gfs2_dir_get_new_buffer(struct gfs2_inode *ip, u64 block,  in gfs2_dir_get_new_buffer()  argument
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()
105 static int gfs2_dir_get_existing_buffer(struct gfs2_inode *ip, u64 block,  in gfs2_dir_get_existing_buffer()  argument
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()
122 static int gfs2_dir_write_stuffed(struct gfs2_inode *ip, const char *buf,  in gfs2_dir_write_stuffed()  argument
128 	error = gfs2_meta_inode_buffer(ip, &dibh);  in gfs2_dir_write_stuffed()
132 	gfs2_trans_add_meta(ip->i_gl, dibh);  in gfs2_dir_write_stuffed()
134 	if (ip->i_inode.i_size < offset + size)  in gfs2_dir_write_stuffed()
135 		i_size_write(&ip->i_inode, offset + size);  in gfs2_dir_write_stuffed()
136 	ip->i_inode.i_mtime = ip->i_inode.i_ctime = CURRENT_TIME;  in gfs2_dir_write_stuffed()
137 	gfs2_dinode_out(ip, dibh->b_data);  in gfs2_dir_write_stuffed()
155 static int gfs2_dir_write_data(struct gfs2_inode *ip, const char *buf,  in gfs2_dir_write_data()  argument
158 	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);  in gfs2_dir_write_data()
170 	if (gfs2_is_stuffed(ip) &&  in gfs2_dir_write_data()
172 		return gfs2_dir_write_stuffed(ip, buf, (unsigned int)offset,  in gfs2_dir_write_data()
175 	if (gfs2_assert_warn(sdp, gfs2_is_jdata(ip)))  in gfs2_dir_write_data()
178 	if (gfs2_is_stuffed(ip)) {  in gfs2_dir_write_data()
179 		error = gfs2_unstuff_dinode(ip, NULL);  in gfs2_dir_write_data()
197 			error = gfs2_extent_map(&ip->i_inode, lblock, &new,  in gfs2_dir_write_data()
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()
228 	error = gfs2_meta_inode_buffer(ip, &dibh);  in gfs2_dir_write_data()
232 	if (ip->i_inode.i_size < offset + copied)  in gfs2_dir_write_data()
233 		i_size_write(&ip->i_inode, offset + copied);  in gfs2_dir_write_data()
234 	ip->i_inode.i_mtime = ip->i_inode.i_ctime = CURRENT_TIME;  in gfs2_dir_write_data()
236 	gfs2_trans_add_meta(ip->i_gl, dibh);  in gfs2_dir_write_data()
237 	gfs2_dinode_out(ip, dibh->b_data);  in gfs2_dir_write_data()
247 static int gfs2_dir_read_stuffed(struct gfs2_inode *ip, __be64 *buf,  in gfs2_dir_read_stuffed()  argument
253 	error = gfs2_meta_inode_buffer(ip, &dibh);  in gfs2_dir_read_stuffed()
271 static int gfs2_dir_read_data(struct gfs2_inode *ip, __be64 *buf,  in gfs2_dir_read_data()  argument
274 	struct gfs2_sbd *sdp = GFS2_SB(&ip->i_inode);  in gfs2_dir_read_data()
281 	if (gfs2_is_stuffed(ip))  in gfs2_dir_read_data()
282 		return gfs2_dir_read_stuffed(ip, buf, size);  in gfs2_dir_read_data()
284 	if (gfs2_assert_warn(sdp, gfs2_is_jdata(ip)))  in gfs2_dir_read_data()
301 			error = gfs2_extent_map(&ip->i_inode, lblock, &new,  in gfs2_dir_read_data()
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()
339 static __be64 *gfs2_dir_get_hash_table(struct gfs2_inode *ip)  in gfs2_dir_get_hash_table()  argument
341 	struct inode *inode = &ip->i_inode;  in gfs2_dir_get_hash_table()
346 	BUG_ON(!(ip->i_diskflags & GFS2_DIF_EXHASH));  in gfs2_dir_get_hash_table()
348 	hc = ip->i_hash_cache;  in gfs2_dir_get_hash_table()
352 	hsize = 1 << ip->i_depth;  in gfs2_dir_get_hash_table()
354 	if (hsize != i_size_read(&ip->i_inode)) {  in gfs2_dir_get_hash_table()
355 		gfs2_consist_inode(ip);  in gfs2_dir_get_hash_table()
366 	ret = gfs2_dir_read_data(ip, hc, hsize);  in gfs2_dir_get_hash_table()
373 	if (likely(!ip->i_hash_cache)) {  in gfs2_dir_get_hash_table()
374 		ip->i_hash_cache = hc;  in gfs2_dir_get_hash_table()
380 	return ip->i_hash_cache;  in gfs2_dir_get_hash_table()
389 void gfs2_dir_hash_inval(struct gfs2_inode *ip)  in gfs2_dir_hash_inval()  argument
393 	spin_lock(&ip->i_inode.i_lock);  in gfs2_dir_hash_inval()
394 	hc = ip->i_hash_cache;  in gfs2_dir_hash_inval()
395 	ip->i_hash_cache = NULL;  in gfs2_dir_hash_inval()
396 	spin_unlock(&ip->i_inode.i_lock);  in gfs2_dir_hash_inval()
694 	struct gfs2_inode *ip = GFS2_I(inode);  in gfs2_init_dirent()  local
702 	gfs2_trans_add_meta(ip->i_gl, bh);  in gfs2_init_dirent()
776 	struct gfs2_inode *ip = GFS2_I(inode);  in gfs2_dirent_search()  local
779 	if (ip->i_diskflags & GFS2_DIF_EXHASH) {  in gfs2_dirent_search()
781 		unsigned hsize = 1 << ip->i_depth;  in gfs2_dirent_search()
785 			gfs2_consist_inode(ip);  in gfs2_dirent_search()
789 		index = name->hash >> (32 - ip->i_depth);  in gfs2_dirent_search()
790 		error = get_first_leaf(ip, index, &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()
826 	struct gfs2_inode *ip = GFS2_I(inode);  in new_leaf()  local
836 	error = gfs2_alloc_blocks(ip, &bn, &n, 0, NULL);  in new_leaf()
839 	bh = gfs2_meta_new(ip->i_gl, bn);  in new_leaf()
844 	gfs2_trans_add_meta(ip->i_gl, bh);  in new_leaf()
851 	leaf->lf_inode = cpu_to_be64(ip->i_no_addr);  in new_leaf()
1302 	struct gfs2_inode *ip = GFS2_I(inode);  in gfs2_dir_read_leaf()  local
1316 		error = get_leaf(ip, lfn, &bh);  in gfs2_dir_read_leaf()
1347 		error = get_leaf(ip, lfn, &bh);  in gfs2_dir_read_leaf()
1377 	error = do_filldir_main(ip, ctx, darr, entries, copied);  in gfs2_dir_read_leaf()
1397 	struct gfs2_inode *ip = GFS2_I(inode);  in gfs2_dir_readahead()  local
1398 	struct gfs2_glock *gl = ip->i_gl;  in gfs2_dir_readahead()
1413 		blocknr = be64_to_cpu(ip->i_hash_cache[f_ra->start]);  in gfs2_dir_readahead()
1577 		   const struct gfs2_inode *ip)  in gfs2_dir_check()  argument
1587 		if (ip) {  in gfs2_dir_check()
1588 			if (be64_to_cpu(dent->de_inum.no_addr) != ip->i_no_addr)  in gfs2_dir_check()
1591 			    ip->i_no_formal_ino)  in gfs2_dir_check()
1593 			if (unlikely(IF2DT(ip->i_inode.i_mode) !=  in gfs2_dir_check()
1629 	struct gfs2_inode *ip = GFS2_I(inode);  in dir_new_leaf()  local
1636 	index = name->hash >> (32 - ip->i_depth);  in dir_new_leaf()
1637 	error = get_first_leaf(ip, index, &obh);  in dir_new_leaf()
1647 		error = get_leaf(ip, bn, &obh);  in dir_new_leaf()
1652 	gfs2_trans_add_meta(ip->i_gl, obh);  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()
1668 	gfs2_add_inode_blocks(&ip->i_inode, 1);  in dir_new_leaf()
1669 	gfs2_dinode_out(ip, bh->b_data);  in dir_new_leaf()
1674 static u16 gfs2_inode_ra_len(const struct gfs2_inode *ip)  in gfs2_inode_ra_len()  argument
1676 	u64 where = ip->i_no_addr + 1;  in gfs2_inode_ra_len()
1677 	if (ip->i_eattr == where)  in gfs2_inode_ra_len()
1701 	struct gfs2_inode *ip = GFS2_I(inode);  in gfs2_dir_add()  local
1721 			if (ip->i_diskflags & GFS2_DIF_EXHASH) {  in gfs2_dir_add()
1730 			ip->i_entries++;  in gfs2_dir_add()
1731 			ip->i_inode.i_mtime = ip->i_inode.i_ctime = tv;  in gfs2_dir_add()
1733 				inc_nlink(&ip->i_inode);  in gfs2_dir_add()
1738 		if (!(ip->i_diskflags & GFS2_DIF_EXHASH)) {  in gfs2_dir_add()
1749 		if (ip->i_depth < GFS2_DIR_MAX_DEPTH) {  in gfs2_dir_add()
1750 			error = dir_double_exhash(ip);  in gfs2_dir_add()
2066 	struct gfs2_inode *ip = GFS2_I(inode);  in gfs2_diradd_alloc_required()  local
2079 		if (!(ip->i_diskflags & GFS2_DIF_EXHASH) &&  in gfs2_diradd_alloc_required()