215 static int get_compacted_la_distance(unsigned int lclusterbits,  in get_compacted_la_distance()  argument
219 	const unsigned int lomask = (1 << lclusterbits) - 1;  in get_compacted_la_distance()
226 		lo = decode_compactedbits(lclusterbits, lomask,  in get_compacted_la_distance()
245 	const unsigned int lclusterbits = vi->z_logical_clusterbits;  in unpack_compacted_index()  local
246 	const unsigned int lomask = (1 << lclusterbits) - 1;  in unpack_compacted_index()
254 	else if (1 << amortizedshift == 2 && lclusterbits == 12)  in unpack_compacted_index()
266 	lo = decode_compactedbits(lclusterbits, lomask,  in unpack_compacted_index()
270 		m->clusterofs = 1 << lclusterbits;  in unpack_compacted_index()
274 			m->delta[1] = get_compacted_la_distance(lclusterbits,  in unpack_compacted_index()
293 		lo = decode_compactedbits(lclusterbits, lomask,  in unpack_compacted_index()
309 			lo = decode_compactedbits(lclusterbits, lomask,  in unpack_compacted_index()
321 			lo = decode_compactedbits(lclusterbits, lomask,  in unpack_compacted_index()
350 	const unsigned int lclusterbits = vi->z_logical_clusterbits;  in compacted_load_cluster_from_disk()  local
360 	if (lclusterbits != 12)  in compacted_load_cluster_from_disk()
421 	const unsigned int lclusterbits = vi->z_logical_clusterbits;  in z_erofs_extent_lookback()  local
452 		map->m_la = (lcn << lclusterbits) | m->clusterofs;  in z_erofs_extent_lookback()
469 	const unsigned int lclusterbits = vi->z_logical_clusterbits;  in z_erofs_get_extent_compressedlen()  local
477 		map->m_plen = 1 << lclusterbits;  in z_erofs_get_extent_compressedlen()
523 	map->m_plen = m->compressedlcs << lclusterbits;  in z_erofs_get_extent_compressedlen()
538 	unsigned int lclusterbits = vi->z_logical_clusterbits;  in z_erofs_get_extent_decompressedlen()  local
539 	u64 lcn = m->lcn, headlcn = map->m_la >> lclusterbits;  in z_erofs_get_extent_decompressedlen()
544 		if ((lcn << lclusterbits) >= inode->i_size) {  in z_erofs_get_extent_decompressedlen()
555 				  m->clusterofs != 1 << lclusterbits);  in z_erofs_get_extent_decompressedlen()
571 	map->m_llen = (lcn << lclusterbits) + m->clusterofs - map->m_la;  in z_erofs_get_extent_decompressedlen()
585 	unsigned int lclusterbits, endoff;  in z_erofs_map_blocks_iter()  local
603 	lclusterbits = vi->z_logical_clusterbits;  in z_erofs_map_blocks_iter()
605 	initial_lcn = ofs >> lclusterbits;  in z_erofs_map_blocks_iter()
606 	endoff = ofs & ((1 << lclusterbits) - 1);  in z_erofs_map_blocks_iter()
613 	end = (m.lcn + 1ULL) << lclusterbits;  in z_erofs_map_blocks_iter()
622 			map->m_la = (m.lcn << lclusterbits) | m.clusterofs;  in z_erofs_map_blocks_iter()
633 		end = (m.lcn << lclusterbits) | m.clusterofs;  in z_erofs_map_blocks_iter()