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-rw-r--r--hw/s390x/css.c5
-rw-r--r--hw/s390x/s390-virtio-ccw.c9
-rw-r--r--include/hw/s390x/css.h4
3 files changed, 13 insertions, 5 deletions
diff --git a/hw/s390x/css.c b/hw/s390x/css.c
index 0768fec68c..62db7f646c 100644
--- a/hw/s390x/css.c
+++ b/hw/s390x/css.c
@@ -408,6 +408,11 @@ static int subch_dev_post_load(void *opaque, int version_id)
return 0;
}
+void css_register_vmstate(void)
+{
+ vmstate_register(NULL, 0, &vmstate_css, &channel_subsys);
+}
+
IndAddr *get_indicator(hwaddr ind_addr, int len)
{
IndAddr *indicator;
diff --git a/hw/s390x/s390-virtio-ccw.c b/hw/s390x/s390-virtio-ccw.c
index 75bce6be3a..e086cb517e 100644
--- a/hw/s390x/s390-virtio-ccw.c
+++ b/hw/s390x/s390-virtio-ccw.c
@@ -209,7 +209,7 @@ static void ccw_machine_class_init(ObjectClass *oc, void *data)
s390mc->ri_allowed = true;
s390mc->cpu_model_allowed = true;
- s390mc->css_migration_enabled = false; /* TODO: set to true */
+ s390mc->css_migration_enabled = true;
mc->init = ccw_init;
mc->reset = s390_machine_reset;
mc->hot_add_cpu = s390_hot_add_cpu;
@@ -490,10 +490,9 @@ bool css_migration_enabled(void)
static void ccw_machine_2_10_instance_options(MachineState *machine)
{
- /*
- * TODO Once preparations are done register vmstate for the css if
- * css_migration_enabled().
- */
+ if (css_migration_enabled()) {
+ css_register_vmstate();
+ }
}
static void ccw_machine_2_10_class_options(MachineClass *mc)
diff --git a/include/hw/s390x/css.h b/include/hw/s390x/css.h
index 8f08126365..71076cb98f 100644
--- a/include/hw/s390x/css.h
+++ b/include/hw/s390x/css.h
@@ -234,4 +234,8 @@ extern PropertyInfo css_devid_ro_propinfo;
*/
SubchDev *css_create_sch(CssDevId bus_id, bool is_virtual, bool squash_mcss,
Error **errp);
+
+/** Turn on css migration */
+void css_register_vmstate(void);
+
#endif