78 void ExtentRanges::AddExtent(Extent extent) {  in AddExtent()  argument
79   if (extent.start_block() == kSparseHole || extent.num_blocks() == 0)  in AddExtent()
87     if (ExtentsOverlapOrTouch(*it, extent)) {  in AddExtent()
94       extent = UnionOverlappingExtents(extent, *it);  in AddExtent()
98   extent_set_.insert(extent);  in AddExtent()
100   blocks_ += extent.num_blocks();  in AddExtent()
121 void ExtentRanges::SubtractExtent(const Extent& extent) {  in SubtractExtent()  argument
122   if (extent.start_block() == kSparseHole || extent.num_blocks() == 0)  in SubtractExtent()
131     if (!ExtentsOverlap(*it, extent))  in SubtractExtent()
141     ExtentSet subtraction = SubtractOverlappingExtents(*it, extent);  in SubtractExtent()
239     const Extent& extent = *it;  in GetExtentsForBlockCount()  local
240     out.push_back(extent);  in GetExtentsForBlockCount()
241     out_blocks += extent.num_blocks();  in GetExtentsForBlockCount()
242     if (extent.num_blocks() < blocks_needed)  in GetExtentsForBlockCount()
244     if (extent.num_blocks() == blocks_needed)  in GetExtentsForBlockCount()
247     out_blocks -= extent.num_blocks();  in GetExtentsForBlockCount()
259   for (Extent extent : extents) {  in FilterExtentRanges()  local
265     auto lower = extent_set.lower_bound(extent);  in FilterExtentRanges()
271         ExtentForRange(extent.start_block() + extent.num_blocks(), 0));  in FilterExtentRanges()
273       if (!ExtentRanges::ExtentsOverlap(extent, *iter))  in FilterExtentRanges()
275       if (iter->start_block() <= extent.start_block()) {  in FilterExtentRanges()
278             extent.start_block();  in FilterExtentRanges()
279         if (cut_blocks >= extent.num_blocks()) {  in FilterExtentRanges()
280           extent.set_num_blocks(0);  in FilterExtentRanges()
283         extent = ExtentForRange(extent.start_block() + cut_blocks,  in FilterExtentRanges()
284                                 extent.num_blocks() - cut_blocks);  in FilterExtentRanges()
289             ExtentForRange(extent.start_block(),  in FilterExtentRanges()
290                            iter->start_block() - extent.start_block()));  in FilterExtentRanges()
292         uint64_t old_end = extent.start_block() + extent.num_blocks();  in FilterExtentRanges()
294           extent.set_num_blocks(0);  in FilterExtentRanges()
297         extent = ExtentForRange(new_start, old_end - new_start);  in FilterExtentRanges()
300     if (extent.num_blocks() > 0)  in FilterExtentRanges()
301       result.push_back(extent);  in FilterExtentRanges()