migration: convert to NotifierWithReturn

Change all migration notifiers to type NotifierWithReturn, so notifiers
can return an error status in a future patch.  For now, pass NULL for the
notifier error parameter, and do not check the return value.

Signed-off-by: Steve Sistare <steven.sistare@oracle.com>
Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Link: https://lore.kernel.org/r/1708622920-68779-4-git-send-email-steven.sistare@oracle.com
[peterx: dropped unexpected update to roms/seabios-hppa]
Signed-off-by: Peter Xu <peterx@redhat.com>

1 files changed, 8 insertions, 8 deletions

diff --git a/migration/migration.c b/migration/migration.c
index ab21de2cad..6d4072e8e9 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -69,8 +69,8 @@
 #include "qemu/sockets.h"
 #include "sysemu/kvm.h"
 
-static NotifierList migration_state_notifiers =
-    NOTIFIER_LIST_INITIALIZER(migration_state_notifiers);
+static NotifierWithReturnList migration_state_notifiers =
+    NOTIFIER_WITH_RETURN_LIST_INITIALIZER(migration_state_notifiers);
 
 /* Messages sent on the return path from destination to source */
 enum mig_rp_message_type {
@@ -1459,24 +1459,24 @@ static void migrate_fd_cancel(MigrationState *s)
     }
 }
 
-void migration_add_notifier(Notifier *notify,
-                            void (*func)(Notifier *notifier, void *data))
+void migration_add_notifier(NotifierWithReturn *notify,
+                            NotifierWithReturnFunc func)
 {
     notify->notify = func;
-    notifier_list_add(&migration_state_notifiers, notify);
+    notifier_with_return_list_add(&migration_state_notifiers, notify);
 }
 
-void migration_remove_notifier(Notifier *notify)
+void migration_remove_notifier(NotifierWithReturn *notify)
 {
     if (notify->notify) {
-        notifier_remove(notify);
+        notifier_with_return_remove(notify);
         notify->notify = NULL;
     }
 }
 
 void migration_call_notifiers(MigrationState *s)
 {
-    notifier_list_notify(&migration_state_notifiers, s);
+    notifier_with_return_list_notify(&migration_state_notifiers, s, 0);
 }
 
 bool migration_in_setup(MigrationState *s)