File bsc#1182313-0004-Fix-scheduler-handle-cleaned-migrate_from-history-co.patch of Package pacemaker.32036

From ad9fd9548f02a38885fa36765af9742a5a88576e Mon Sep 17 00:00:00 2001
From: Ken Gaillot <kgaillot@redhat.com>
Date: Wed, 1 Feb 2023 17:12:13 -0600
Subject: [PATCH 4/5] Fix: scheduler: handle cleaned migrate_from history
 correctly

Fixes T623
---
 lib/pengine/unpack.c | 9 +++++++++
 1 file changed, 9 insertions(+)

Index: pacemaker-2.1.5+20221208.a3f44794f/lib/pengine/unpack.c
===================================================================
--- pacemaker-2.1.5+20221208.a3f44794f.orig/lib/pengine/unpack.c
+++ pacemaker-2.1.5+20221208.a3f44794f/lib/pengine/unpack.c
@@ -2932,6 +2932,14 @@ unpack_migrate_to_success(pe_resource_t
             pe__clear_resource_flags(rsc, pe_rsc_allow_migrate);
         }
 
+    /* If there is no history at all for the resource on an online target, then
+     * it was likely cleaned. Just return, and we'll schedule a probe. Once we
+     * have the probe result, it will be reflected in target_newer_state.
+     */
+    } else if ((target_node != NULL) && target_node->details->online
+        && unknown_on_node(rsc, target)) {
+        return;
+
     } else { // Pending, or complete but erased
         /* If the resource has newer state on the target, this migrate_to no
          * longer matters for the target.