[Qemu-devel] [PATCH v4 05/11] savevm: add error parameter to qemu_savevm_state_complete()

[Pavel Hrdina]

Signed-off-by: Pavel Hrdina <phrd...@redhat.com>
Reviewed-by: Eric Blake <ebl...@redhat.com>
---
 include/sysemu/sysemu.h | 2 +-
 migration.c             | 2 +-
 savevm.c                | 5 +++--
 3 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/include/sysemu/sysemu.h b/include/sysemu/sysemu.h
index af4f699..9e6a4a9 100644
--- a/include/sysemu/sysemu.h
+++ b/include/sysemu/sysemu.h
@@ -77,7 +77,7 @@ void qemu_savevm_state_begin(QEMUFile *f,
                              const MigrationParams *params,
                              Error **errp);
 int qemu_savevm_state_iterate(QEMUFile *f, Error **errp);
-void qemu_savevm_state_complete(QEMUFile *f);
+void qemu_savevm_state_complete(QEMUFile *f, Error **errp);
 void qemu_savevm_state_cancel(void);
 uint64_t qemu_savevm_state_pending(QEMUFile *f, uint64_t max_size);
 int qemu_loadvm_state(QEMUFile *f);
diff --git a/migration.c b/migration.c
index e9d2f40..c891a45 100644
--- a/migration.c
+++ b/migration.c
@@ -525,7 +525,7 @@ static void *migration_thread(void *opaque)
                 old_vm_running = runstate_is_running();
                 vm_stop_force_state(RUN_STATE_FINISH_MIGRATE);
                 qemu_file_set_rate_limit(s->file, INT_MAX);
-                qemu_savevm_state_complete(s->file);
+                qemu_savevm_state_complete(s->file, NULL);
                 qemu_mutex_unlock_iothread();
                 if (!qemu_file_get_error(s->file)) {
                     migrate_finish_set_state(s, MIG_STATE_COMPLETED);
diff --git a/savevm.c b/savevm.c
index 575f1b2..7598934 100644
--- a/savevm.c
+++ b/savevm.c
@@ -1823,7 +1823,7 @@ int qemu_savevm_state_iterate(QEMUFile *f, Error **errp)
     return ret;
 }
 
-void qemu_savevm_state_complete(QEMUFile *f)
+void qemu_savevm_state_complete(QEMUFile *f, Error **errp)
 {
     SaveStateEntry *se;
     int ret;
@@ -1848,6 +1848,7 @@ void qemu_savevm_state_complete(QEMUFile *f)
         trace_savevm_section_end(se->section_id);
         if (ret < 0) {
             qemu_file_set_error(f, ret);
+            error_setg(errp, "failed to complete vmstate save");
             return;
         }
     }
@@ -1933,7 +1934,7 @@ static int qemu_savevm_state(QEMUFile *f)
 
     ret = qemu_file_get_error(f);
     if (ret == 0) {
-        qemu_savevm_state_complete(f);
+        qemu_savevm_state_complete(f, NULL);
         ret = qemu_file_get_error(f);
     }
     if (ret != 0) {
-- 
1.8.1.4