20 size_t		map_bias;  variable
579 	assert(arena_mapbits_allocated_get(chunk, map_bias) == 0);  in arena_chunk_init_spare()
581 	assert(arena_mapbits_unallocated_size_get(chunk, map_bias) ==  in arena_chunk_init_spare()
585 	assert(arena_mapbits_dirty_get(chunk, map_bias) ==  in arena_chunk_init_spare()
618 		if (chunk_hooks->commit(chunk, chunksize, 0, map_bias <<  in arena_chunk_alloc_internal_hard()
628 			chunk_hooks->decommit(chunk, chunksize, 0, map_bias <<  in arena_chunk_alloc_internal_hard()
663 		arena->stats.metadata_mapped += (map_bias << LG_PAGE);  in arena_chunk_alloc_internal()
691 	arena_mapbits_unallocated_set(chunk, map_bias, arena_maxrun,  in arena_chunk_init_hard()
699 		    (void *)arena_bitselm_get(chunk, map_bias+1),  in arena_chunk_init_hard()
702 		    map_bias+1)));  in arena_chunk_init_hard()
703 		for (i = map_bias+1; i < chunk_npages-1; i++)  in arena_chunk_init_hard()
707 		    *)arena_bitselm_get(chunk, map_bias+1), (size_t)((uintptr_t)  in arena_chunk_init_hard()
709 		    (uintptr_t)arena_bitselm_get(chunk, map_bias+1)));  in arena_chunk_init_hard()
711 			for (i = map_bias+1; i < chunk_npages-1; i++) {  in arena_chunk_init_hard()
736 	arena_avail_insert(arena, chunk, map_bias, chunk_npages-map_bias);  in arena_chunk_alloc()
745 	assert(arena_mapbits_allocated_get(chunk, map_bias) == 0);  in arena_chunk_dalloc()
747 	assert(arena_mapbits_unallocated_size_get(chunk, map_bias) ==  in arena_chunk_dalloc()
751 	assert(arena_mapbits_dirty_get(chunk, map_bias) ==  in arena_chunk_dalloc()
753 	assert(arena_mapbits_decommitted_get(chunk, map_bias) ==  in arena_chunk_dalloc()
757 	arena_avail_remove(arena, chunk, map_bias, chunk_npages-map_bias);  in arena_chunk_dalloc()
765 		if (arena_mapbits_dirty_get(spare, map_bias) != 0) {  in arena_chunk_dalloc()
766 			arena_run_dirty_remove(arena, spare, map_bias,  in arena_chunk_dalloc()
767 			    chunk_npages-map_bias);  in arena_chunk_dalloc()
772 		committed = (arena_mapbits_decommitted_get(spare, map_bias) ==  in arena_chunk_dalloc()
783 			chunk_hooks.decommit(spare, chunksize, 0, map_bias <<  in arena_chunk_dalloc()
792 			arena->stats.metadata_mapped -= (map_bias << LG_PAGE);  in arena_chunk_dalloc()
1121 		run = &arena_miscelm_get(chunk, map_bias)->run;  in arena_run_alloc_large()
1166 		run = &arena_miscelm_get(chunk, map_bias)->run;  in arena_run_alloc_small()
1838 	if (run_ind > map_bias && arena_mapbits_allocated_get(chunk,  in arena_run_coalesce()
1887 	assert(run_ind >= map_bias);  in arena_run_size_get()
1913 	assert(run_ind >= map_bias);  in arena_run_dalloc()
1962 		assert(run_ind == map_bias);  in arena_run_dalloc()
3609 	map_bias = 0;  in arena_boot()
3613 		    sizeof(arena_chunk_map_misc_t)) * (chunk_npages-map_bias));  in arena_boot()
3614 		map_bias = (header_size + PAGE_MASK) >> LG_PAGE;  in arena_boot()
3616 	assert(map_bias > 0);  in arena_boot()
3619 	    sizeof(arena_chunk_map_bits_t) * (chunk_npages-map_bias);  in arena_boot()
3621 	arena_maxrun = chunksize - (map_bias << LG_PAGE);  in arena_boot()