1069 	struct interval_tree_double_span_iter span;  member
1091 	struct interval_tree_double_span_iter span;  in pfn_reader_unpin()  local
1096 	interval_tree_for_each_double_span(&span, &pages->access_itree,  in pfn_reader_unpin()
1098 		if (span.is_used)  in pfn_reader_unpin()
1101 		batch_unpin(&pfns->batch, pages, span.start_hole - start,  in pfn_reader_unpin()
1102 			    span.last_hole - span.start_hole + 1);  in pfn_reader_unpin()
1106 /* Process a single span to load it from the proper storage */
1109 	struct interval_tree_double_span_iter *span = &pfns->span;  in pfn_reader_fill_span()  local
1117 	    WARN_ON(span->last_used < start_index))  in pfn_reader_fill_span()
1120 	if (span->is_used == 1) {  in pfn_reader_fill_span()
1122 				  start_index, span->last_used);  in pfn_reader_fill_span()
1126 	if (span->is_used == 2) {  in pfn_reader_fill_span()
1129 		 * target span. If it is too small then we will be called again  in pfn_reader_fill_span()
1139 			min(iopt_area_last_index(area), span->last_used));  in pfn_reader_fill_span()
1145 					 span->last_hole);  in pfn_reader_fill_span()
1179 		    WARN_ON(interval_tree_double_span_iter_done(&pfns->span)))  in pfn_reader_next()
1191 		if (pfns->batch_end_index == pfns->span.last_used + 1)  in pfn_reader_next()
1192 			interval_tree_double_span_iter_next(&pfns->span);  in pfn_reader_next()
1216 	interval_tree_double_span_iter_first(&pfns->span, &pages->access_itree,  in pfn_reader_init()
1447 	struct interval_tree_double_span_iter span;  in __iopt_area_unfill_domain()  local
1463 	 * end of any contiguous span, unmap that whole span, and then only  in __iopt_area_unfill_domain()
1470 	interval_tree_for_each_double_span(&span, &pages->domains_itree,  in __iopt_area_unfill_domain()
1473 		if (span.is_used) {  in __iopt_area_unfill_domain()
1475 					 span.last_used - span.start_used + 1);  in __iopt_area_unfill_domain()
1479 				       span.start_hole, span.last_hole,  in __iopt_area_unfill_domain()
1731 	struct interval_tree_double_span_iter span;  in iopt_pages_unfill_xarray()  local
1738 	interval_tree_for_each_double_span(&span, &pages->access_itree,  in iopt_pages_unfill_xarray()
1741 		if (!span.is_used) {  in iopt_pages_unfill_xarray()
1748 			iopt_pages_unpin_xarray(&batch, pages, span.start_hole,  in iopt_pages_unfill_xarray()
1749 						span.last_hole);  in iopt_pages_unfill_xarray()
1750 		} else if (span.is_used == 2) {  in iopt_pages_unfill_xarray()
1752 			clear_xarray(&pages->pinned_pfns, span.start_used,  in iopt_pages_unfill_xarray()
1753 				     span.last_used);  in iopt_pages_unfill_xarray()
1859 	struct interval_tree_double_span_iter span;  in iopt_pages_fill_xarray()  local
1868 	interval_tree_for_each_double_span(&span, &pages->access_itree,  in iopt_pages_fill_xarray()
1873 		if (span.is_used == 1) {  in iopt_pages_fill_xarray()
1874 			cur_pages = out_pages + (span.start_used - start_index);  in iopt_pages_fill_xarray()
1875 			iopt_pages_fill_from_xarray(pages, span.start_used,  in iopt_pages_fill_xarray()
1876 						    span.last_used, cur_pages);  in iopt_pages_fill_xarray()
1880 		if (span.is_used == 2) {  in iopt_pages_fill_xarray()
1881 			cur_pages = out_pages + (span.start_used - start_index);  in iopt_pages_fill_xarray()
1882 			iopt_pages_fill_from_domain(pages, span.start_used,  in iopt_pages_fill_xarray()
1883 						    span.last_used, cur_pages);  in iopt_pages_fill_xarray()
1885 					     span.start_used, span.last_used,  in iopt_pages_fill_xarray()
1889 			xa_end = span.last_used + 1;  in iopt_pages_fill_xarray()
1894 		cur_pages = out_pages + (span.start_hole - start_index);  in iopt_pages_fill_xarray()
1895 		rc = iopt_pages_fill(pages, &user, span.start_hole,  in iopt_pages_fill_xarray()
1896 				     span.last_hole, cur_pages);  in iopt_pages_fill_xarray()
1899 		rc = pages_to_xarray(&pages->pinned_pfns, span.start_hole,  in iopt_pages_fill_xarray()
1900 				     span.last_hole, cur_pages);  in iopt_pages_fill_xarray()
1902 			iopt_pages_err_unpin(pages, span.start_hole,  in iopt_pages_fill_xarray()
1903 					     span.last_hole, cur_pages);  in iopt_pages_fill_xarray()
1906 		xa_end = span.last_hole + 1;  in iopt_pages_fill_xarray()