(CCing Juan)
On Tue, Apr 29, 2014 at 09:39:03PM -0300, Marcelo Tosatti wrote:
> Check vmsd for unmigratable field, allowing migratibility status
> to be modified after vmstate_register.
>
> Signed-off-by: Marcelo Tosatti <mtosatti@xxxxxxxxxx>
Reviewed-by: Eduardo Habkost <ehabkost@xxxxxxxxxx>
>
> diff --git a/savevm.c b/savevm.c
> index da8aa24..c578e42 100644
> --- a/savevm.c
> +++ b/savevm.c
> @@ -232,7 +232,6 @@ typedef struct SaveStateEntry {
> const VMStateDescription *vmsd;
> void *opaque;
> CompatEntry *compat;
> - int no_migrate;
> int is_ram;
> } SaveStateEntry;
>
> @@ -292,7 +291,6 @@ int register_savevm_live(DeviceState *dev,
> se->ops = ops;
> se->opaque = opaque;
> se->vmsd = NULL;
> - se->no_migrate = 0;
> /* if this is a live_savem then set is_ram */
> if (ops->save_live_setup != NULL) {
> se->is_ram = 1;
> @@ -383,7 +381,6 @@ int vmstate_register_with_alias_id(DeviceState *dev, int instance_id,
> se->opaque = opaque;
> se->vmsd = vmsd;
> se->alias_id = alias_id;
> - se->no_migrate = vmsd->unmigratable;
>
> if (dev) {
> char *id = qdev_get_dev_path(dev);
> @@ -452,7 +449,7 @@ bool qemu_savevm_state_blocked(Error **errp)
> SaveStateEntry *se;
>
> QTAILQ_FOREACH(se, &savevm_handlers, entry) {
> - if (se->no_migrate) {
> + if (se->vmsd && se->vmsd->unmigratable) {
> error_setg(errp, "State blocked by non-migratable device '%s'",
> se->idstr);
> return true;
>
--
Eduardo
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