Github user GJL commented on a diff in the pull request:
https://github.com/apache/flink/pull/5087#discussion_r154954054
--- Diff:
flink-runtime/src/main/java/org/apache/flink/runtime/instance/SimpleSlot.java
---
@@ -37,16 +41,18 @@
* <p>If this slot is part of a {@link SharedSlot}, then the parent
attribute will point to that shared slot.
* If not, then the parent attribute is null.
*/
-public class SimpleSlot extends Slot {
+public class SimpleSlot extends Slot implements LogicalSlot {
/** The updater used to atomically swap in the execution */
--- End diff --
nit: _to swap in the payload_
---