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Diffstat (limited to 'migration/migration.c')
-rw-r--r--migration/migration.c35
1 files changed, 29 insertions, 6 deletions
diff --git a/migration/migration.c b/migration/migration.c
index d478f832ea..adc7d08e93 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -518,13 +518,23 @@ fail:
exit(EXIT_FAILURE);
}
-static void migration_incoming_setup(QEMUFile *f)
+/**
+ * @migration_incoming_setup: Setup incoming migration
+ *
+ * Returns 0 for no error or 1 for error
+ *
+ * @f: file for main migration channel
+ * @errp: where to put errors
+ */
+static int migration_incoming_setup(QEMUFile *f, Error **errp)
{
MigrationIncomingState *mis = migration_incoming_get_current();
+ Error *local_err = NULL;
- if (multifd_load_setup() != 0) {
+ if (multifd_load_setup(&local_err) != 0) {
/* We haven't been able to create multifd threads
nothing better to do */
+ error_report_err(local_err);
exit(EXIT_FAILURE);
}
@@ -532,6 +542,7 @@ static void migration_incoming_setup(QEMUFile *f)
mis->from_src_file = f;
}
qemu_file_set_blocking(f, false);
+ return 0;
}
void migration_incoming_process(void)
@@ -572,19 +583,27 @@ static bool postcopy_try_recover(QEMUFile *f)
return false;
}
-void migration_fd_process_incoming(QEMUFile *f)
+void migration_fd_process_incoming(QEMUFile *f, Error **errp)
{
+ Error *local_err = NULL;
+
if (postcopy_try_recover(f)) {
return;
}
- migration_incoming_setup(f);
+ if (migration_incoming_setup(f, &local_err)) {
+ if (local_err) {
+ error_propagate(errp, local_err);
+ }
+ return;
+ }
migration_incoming_process();
}
void migration_ioc_process_incoming(QIOChannel *ioc, Error **errp)
{
MigrationIncomingState *mis = migration_incoming_get_current();
+ Error *local_err = NULL;
bool start_migration;
if (!mis->from_src_file) {
@@ -596,7 +615,12 @@ void migration_ioc_process_incoming(QIOChannel *ioc, Error **errp)
return;
}
- migration_incoming_setup(f);
+ if (migration_incoming_setup(f, &local_err)) {
+ if (local_err) {
+ error_propagate(errp, local_err);
+ }
+ return;
+ }
/*
* Common migration only needs one channel, so we can start
@@ -604,7 +628,6 @@ void migration_ioc_process_incoming(QIOChannel *ioc, Error **errp)
*/
start_migration = !migrate_use_multifd();
} else {
- Error *local_err = NULL;
/* Multiple connections */
assert(migrate_use_multifd());
start_migration = multifd_recv_new_channel(ioc, &local_err);