Index: uspace/srv/bd/hr/util.c
===================================================================
--- uspace/srv/bd/hr/util.c	(revision 36661772fee5a252907eec78afc8a94774e88675)
+++ uspace/srv/bd/hr/util.c	(revision edc89bd8532222d0daa40cad5eaddcc88db69245)
@@ -240,11 +240,36 @@
 }
 
-void hr_update_vol_status(hr_volume_t *vol, hr_vol_status_t s)
+void hr_update_vol_status(hr_volume_t *vol, hr_vol_status_t new)
 {
 	assert(fibril_rwlock_is_write_locked(&vol->states_lock));
 
 	HR_WARN("\"%s\": changing volume state: %s -> %s\n", vol->devname,
-	    hr_get_vol_status_msg(vol->status), hr_get_vol_status_msg(s));
-	vol->status = s;
+	    hr_get_vol_status_msg(vol->status), hr_get_vol_status_msg(new));
+	vol->status = new;
+}
+
+void hr_update_ext_svc_id(hr_volume_t *vol, size_t extent, service_id_t new)
+{
+	if (vol->level != HR_LVL_0)
+		assert(fibril_rwlock_is_write_locked(&vol->extents_lock));
+
+	assert(extent < vol->extent_no);
+
+	service_id_t old = vol->extents[extent].svc_id;
+	HR_WARN("\"%s\": changing extent no. %lu svc_id: (%lu) -> (%lu)\n",
+	    vol->devname, extent, old, new);
+	vol->extents[extent].svc_id = new;
+}
+
+void hr_update_hotspare_svc_id(hr_volume_t *vol, size_t hs, service_id_t new)
+{
+	assert(fibril_mutex_is_locked(&vol->hotspare_lock));
+
+	assert(hs < vol->hotspare_no);
+
+	service_id_t old = vol->hotspares[hs].svc_id;
+	HR_WARN("\"%s\": changing hotspare no. %lu svc_id: (%lu) -> (%lu)\n",
+	    vol->devname, hs, old, new);
+	vol->hotspares[hs].svc_id = new;
 }
 
Index: uspace/srv/bd/hr/util.h
===================================================================
--- uspace/srv/bd/hr/util.h	(revision 36661772fee5a252907eec78afc8a94774e88675)
+++ uspace/srv/bd/hr/util.h	(revision edc89bd8532222d0daa40cad5eaddcc88db69245)
@@ -60,4 +60,6 @@
 extern void hr_update_hotspare_status(hr_volume_t *, size_t, hr_ext_status_t);
 extern void hr_update_vol_status(hr_volume_t *, hr_vol_status_t);
+extern void hr_update_ext_svc_id(hr_volume_t *, size_t, service_id_t);
+extern void hr_update_hotspare_svc_id(hr_volume_t *, size_t, service_id_t);
 extern void hr_sync_all_extents(hr_volume_t *);
 extern size_t hr_count_extents(hr_volume_t *, hr_ext_status_t);