1409 static inline unsigned long offset_to_bit(u64 bitmap_start, u32 unit,  in offset_to_bit()  argument
1414 	return (unsigned long)(div_u64(offset, unit));  in offset_to_bit()
1417 static inline unsigned long bytes_to_bits(u64 bytes, u32 unit)  in bytes_to_bits()  argument
1419 	return (unsigned long)(div_u64(bytes, unit));  in bytes_to_bits()
1428 	bytes_per_bitmap = BITS_PER_BITMAP * ctl->unit;  in offset_to_bitmap()
1585 		if (entry->offset + BITS_PER_BITMAP * ctl->unit > offset)  in tree_search_offset()
1596 			    ctl->unit > offset)  in tree_search_offset()
1649 	u32 bytes_per_bg = BITS_PER_BITMAP * ctl->unit;  in recalculate_thresholds()
1696 	start = offset_to_bit(info->offset, ctl->unit, offset);  in __bitmap_clear_bits()
1697 	count = bytes_to_bits(bytes, ctl->unit);  in __bitmap_clear_bits()
1719 	start = offset_to_bit(info->offset, ctl->unit, offset);  in bitmap_set_bits()
1720 	count = bytes_to_bits(bytes, ctl->unit);  in bitmap_set_bits()
1743 	i = offset_to_bit(bitmap_info->offset, ctl->unit,  in search_bitmap()
1745 	bits = bytes_to_bits(*bytes, ctl->unit);  in search_bitmap()
1761 		*offset = (u64)(i * ctl->unit) + bitmap_info->offset;  in search_bitmap()
1762 		*bytes = (u64)(found_bits) * ctl->unit;  in search_bitmap()
1766 	*bytes = (u64)(max_bits) * ctl->unit;  in search_bitmap()
1868 	end = bitmap_info->offset + (u64)(BITS_PER_BITMAP * ctl->unit) - 1;  in remove_from_bitmap()
1877 	search_bytes = ctl->unit;  in remove_from_bitmap()
1922 		search_bytes = ctl->unit;  in remove_from_bitmap()
1942 	end = info->offset + (u64)(BITS_PER_BITMAP * ctl->unit);  in add_bytes_to_bitmap()
1985 	if (((BITS_PER_BITMAP * ctl->unit) >> 1) > block_group->key.offset)  in use_bitmap()
2173 	i = offset_to_bit(bitmap->offset, ctl->unit, end);  in steal_from_bitmap_to_end()
2177 	bytes = (j - i) * ctl->unit;  in steal_from_bitmap_to_end()
2214 	i = offset_to_bit(bitmap->offset, ctl->unit, info->offset) - 1;  in steal_from_bitmap_to_front()
2226 		bytes = (i + 1) * ctl->unit;  in steal_from_bitmap_to_front()
2228 		bytes = (i - prev_j) * ctl->unit;  in steal_from_bitmap_to_front()
2452 	ctl->unit = block_group->sectorsize;  in btrfs_init_free_space_ctl()
2784 	i = offset_to_bit(entry->offset, ctl->unit,  in btrfs_bitmap_cluster()
2786 	want_bits = bytes_to_bits(bytes, ctl->unit);  in btrfs_bitmap_cluster()
2787 	min_bits = bytes_to_bits(min_bytes, ctl->unit);  in btrfs_bitmap_cluster()
2811 	if (cluster->max_size < found_bits * ctl->unit)  in btrfs_bitmap_cluster()
2812 		cluster->max_size = found_bits * ctl->unit;  in btrfs_bitmap_cluster()
2819 	cluster->window_start = start * ctl->unit + entry->offset;  in btrfs_bitmap_cluster()
2826 				  total_found * ctl->unit, 1);  in btrfs_bitmap_cluster()
3259 			offset += BITS_PER_BITMAP * ctl->unit;  in trim_bitmaps()
3262 			if (start >= offset + BITS_PER_BITMAP * ctl->unit)  in trim_bitmaps()
3263 				offset += BITS_PER_BITMAP * ctl->unit;  in trim_bitmaps()
3597 		bit_bytes = ctl->unit;  in test_check_exists()