171 	struct xfs_dir2_data_unused	*dup = NULL;  in xfs_dir2_block_need_space()  local
185 			dup = (xfs_dir2_data_unused_t *)  in xfs_dir2_block_need_space()
198 		dup = (xfs_dir2_data_unused_t *)((char *)hdr + be16_to_cpu(*tagp));  in xfs_dir2_block_need_space()
204 		if (be16_to_cpu(dup->freetag) == XFS_DIR2_DATA_FREE_TAG) {  in xfs_dir2_block_need_space()
205 			if (be16_to_cpu(dup->length) + (be32_to_cpu(btp->stale) - 1) *  in xfs_dir2_block_need_space()
207 				dup = NULL;  in xfs_dir2_block_need_space()
209 			dup = NULL;  in xfs_dir2_block_need_space()
211 			dup = (xfs_dir2_data_unused_t *)blp;  in xfs_dir2_block_need_space()
233 		dup = (xfs_dir2_data_unused_t *)  in xfs_dir2_block_need_space()
235 		if (dup != enddup) {  in xfs_dir2_block_need_space()
239 			if (be16_to_cpu(dup->length) < len)  in xfs_dir2_block_need_space()
240 				dup = NULL;  in xfs_dir2_block_need_space()
247 		if (be16_to_cpu(dup->length) < len + (uint)sizeof(*blp)) {  in xfs_dir2_block_need_space()
252 				dup = (xfs_dir2_data_unused_t *)  in xfs_dir2_block_need_space()
255 				dup = NULL;  in xfs_dir2_block_need_space()
260 	*dupp = dup;  in xfs_dir2_block_need_space()
331 	xfs_dir2_data_unused_t	*dup;		/* block unused entry */  in xfs_dir2_block_addname()  local
371 	xfs_dir2_block_need_space(dp, hdr, btp, blp, &tagp, &dup,  in xfs_dir2_block_addname()
379 		if (!dup)  in xfs_dir2_block_addname()
387 	if (!dup) {  in xfs_dir2_block_addname()
522 	dep = (xfs_dir2_data_entry_t *)dup;  in xfs_dir2_block_addname()
533 	error = xfs_dir2_data_use_free(args, bp, dup,  in xfs_dir2_block_addname()
534 			(xfs_dir2_data_aoff_t)((char *)dup - (char *)hdr),  in xfs_dir2_block_addname()
903 	xfs_dir2_data_unused_t	*dup;		/* unused data entry */  in xfs_dir2_leaf_to_block()  local
973 	dup = (xfs_dir2_data_unused_t *)((char *)hdr + be16_to_cpu(*tagp));  in xfs_dir2_leaf_to_block()
977 	if (be16_to_cpu(dup->freetag) != XFS_DIR2_DATA_FREE_TAG ||  in xfs_dir2_leaf_to_block()
978 	    be16_to_cpu(dup->length) < size)  in xfs_dir2_leaf_to_block()
991 	error = xfs_dir2_data_use_free(args, dbp, dup,  in xfs_dir2_leaf_to_block()
1052 	xfs_dir2_data_unused_t	*dup;		/* unused entry pointer */  in xfs_dir2_sf_to_block()  local
1126 	dup = dp->d_ops->data_unused_p(hdr);  in xfs_dir2_sf_to_block()
1128 	error = xfs_dir2_data_use_free(args, bp, dup, args->geo->blksize - i,  in xfs_dir2_sf_to_block()
1144 	error = xfs_dir2_data_use_free(args, bp, dup,  in xfs_dir2_sf_to_block()
1145 			(xfs_dir2_data_aoff_t)((char *)dup - (char *)hdr),  in xfs_dir2_sf_to_block()
1146 			be16_to_cpu(dup->length), &needlog, &needscan);  in xfs_dir2_sf_to_block()
1202 			dup = (xfs_dir2_data_unused_t *)((char *)hdr + offset);  in xfs_dir2_sf_to_block()
1203 			dup->freetag = cpu_to_be16(XFS_DIR2_DATA_FREE_TAG);  in xfs_dir2_sf_to_block()
1204 			dup->length = cpu_to_be16(newoffset - offset);  in xfs_dir2_sf_to_block()
1205 			*xfs_dir2_data_unused_tag_p(dup) = cpu_to_be16(  in xfs_dir2_sf_to_block()
1206 				((char *)dup - (char *)hdr));  in xfs_dir2_sf_to_block()
1207 			xfs_dir2_data_log_unused(args, bp, dup);  in xfs_dir2_sf_to_block()
1210 						 dup, &dummy);  in xfs_dir2_sf_to_block()
1211 			offset += be16_to_cpu(dup->length);  in xfs_dir2_sf_to_block()