41     Extent& extent = extents->back();  in AppendBlockToExtents()  local
42     uint64_t next_block = extent.start_block() == kSparseHole  in AppendBlockToExtents()
44                               : extent.start_block() + extent.num_blocks();  in AppendBlockToExtents()
46       extent.set_num_blocks(extent.num_blocks() + 1);  in AppendBlockToExtents()
75   for (const Extent& extent : extents) {  in StoreExtents()  local
77     *new_extent = extent;  in StoreExtents()
127   for (const Extent& extent : extents) {  in ExtentsSublist()  local
131     if (scanned_blocks + extent.num_blocks() > block_offset) {  in ExtentsSublist()
134       uint64_t new_start = extent.start_block();  in ExtentsSublist()
135       uint64_t new_num_blocks = extent.num_blocks();  in ExtentsSublist()
147     scanned_blocks += extent.num_blocks();  in ExtentsSublist()
158 std::ostream& operator<<(std::ostream& out, const Extent& extent) {  in operator <<()  argument
159   out << "[" << extent.start_block() << " - "  in operator <<()
160       << extent.start_block() + extent.num_blocks() - 1 << "]";  in operator <<()