Revert "Do not update history if reboot generation is unchanged" (#24494)v8.70.31

Co-authored-by: Martin Polden <mpolden@mpolden.no>

1 files changed, 3 insertions, 6 deletions

diff --git a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/Node.java b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/Node.java
index d9e0e4292e8..9cba823500b 100644
--- a/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/Node.java
+++ b/node-repository/src/main/java/com/yahoo/vespa/hosted/provision/Node.java
@@ -468,13 +468,10 @@ public final class Node implements Nodelike {
 
     /** Returns a copy of this node with the current reboot generation set to the given number at the given instant */
     public Node withCurrentRebootGeneration(long generation, Instant instant) {
-        if (generation == status.reboot().current()) {
-            return this; // No change
-        }
-        if (generation < status.reboot().current()) {
+        if (generation < status.reboot().current())
             throw new IllegalArgumentException("Cannot set reboot generation to " + generation +
-                                               ": lower than current generation: " + status.reboot().current());
-        }
+                    ": lower than current generation: " + status.reboot().current());
+
         Status newStatus = status().withReboot(status().reboot().withCurrent(generation));
         History newHistory = history.with(new History.Event(History.Event.Type.rebooted, Agent.system, instant));
         return this.with(newStatus).with(newHistory);