s390x/css: activate ChannelSubSys migration

Turn on migration for the channel subsystem for the next machine.  For
legacy machines we still have to do things the old way.

Signed-off-by: Halil Pasic <pasic@linux.vnet.ibm.com>
Reviewed-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Message-Id: <20170711145441.33925-6-pasic@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Halil Pasic 2017-07-11 16:54:40 +02:00 committed by Christian Borntraeger
parent ff443fe6b5
commit e996583eb3
3 changed files with 13 additions and 5 deletions

View File

@ -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;

View File

@ -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)

View File

@ -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