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-rw-r--r--migration/migration.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/migration/migration.c b/migration/migration.c
index a64cfcdb07..fc5e50b0be 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -905,6 +905,11 @@ bool migration_in_postcopy(MigrationState *s)
return (s->state == MIGRATION_STATUS_POSTCOPY_ACTIVE);
}
+bool migration_in_postcopy_after_devices(MigrationState *s)
+{
+ return migration_in_postcopy(s) && s->postcopy_after_devices;
+}
+
MigrationState *migrate_init(const MigrationParams *params)
{
MigrationState *s = migrate_get_current();
@@ -930,6 +935,7 @@ MigrationState *migrate_init(const MigrationParams *params)
s->setup_time = 0;
s->dirty_sync_count = 0;
s->start_postcopy = false;
+ s->postcopy_after_devices = false;
s->migration_thread_running = false;
s->last_req_rb = NULL;
@@ -1489,6 +1495,14 @@ static int postcopy_start(MigrationState *ms, bool *old_vm_running)
goto fail_closefb;
}
qemu_fclose(fb);
+
+ /* Send a notify to give a chance for anything that needs to happen
+ * at the transition to postcopy and after the device state; in particular
+ * spice needs to trigger a transition now
+ */
+ ms->postcopy_after_devices = true;
+ notifier_list_notify(&migration_state_notifiers, ms);
+
ms->downtime = qemu_clock_get_ms(QEMU_CLOCK_REALTIME) - time_at_stop;
qemu_mutex_unlock_iothread();