ext4_ext_space_root_idx  356 fs/ext4/extents.c 			max = ext4_ext_space_root_idx(inode, 1);
ext4_ext_space_root_idx 1349 fs/ext4/extents.c 		neh->eh_max = cpu_to_le16(ext4_ext_space_root_idx(inode, 0));