crimson/.../linked_tree_node: fix incorrect end offset calculation

kep-chaney-p · kep-chaney-p · commit e7fa45817360 · 2025-07-22T23:56:28.000Z
Signed-off-by: Chanyoung Park &lt;chaney.p@kakaoenterprise.com&gt;
diff --git a/src/crimson/os/seastore/linked_tree_node.h b/src/crimson/os/seastore/linked_tree_node.h
@@ -805,7 +805,7 @@ class ParentNode {
 	auto& copy_source = *it;
 	auto end_pos = copy_source->get_size();
 	if (copy_source->is_in_range(me.get_end())) {
-	  end_pos = copy_source->upper_bound(me.get_end()).get_offset();
+	  end_pos = copy_source->lower_bound(me.get_end()).get_offset();
 	}
 	auto local_start_iter = me.iter_idx(local_next_pos);
 	auto foreign_start_iter = copy_source->iter_idx(start_pos);

Original file line number	Diff line number	Diff line change
`@@ -805,7 +805,7 @@ class ParentNode {`
`805`	`805`	`auto& copy_source = *it;`
`806`	`806`	`auto end_pos = copy_source->get_size();`
`807`	`807`	`if (copy_source->is_in_range(me.get_end())) {`
`808`		`- end_pos = copy_source->upper_bound(me.get_end()).get_offset();`
	`808`	`+ end_pos = copy_source->lower_bound(me.get_end()).get_offset();`
`809`	`809`	`}`
`810`	`810`	`auto local_start_iter = me.iter_idx(local_next_pos);`
`811`	`811`	`auto foreign_start_iter = copy_source->iter_idx(start_pos);`