From e996583eb35c8e3a182ed599318d30cb0be6a001 Mon Sep 17 00:00:00 2001 From: Halil Pasic Date: Tue, 11 Jul 2017 16:54:40 +0200 Subject: [PATCH] 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 Reviewed-by: Cornelia Huck Message-Id: <20170711145441.33925-6-pasic@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger --- hw/s390x/css.c | 5 +++++ hw/s390x/s390-virtio-ccw.c | 9 ++++----- include/hw/s390x/css.h | 4 ++++ 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 -- 2.11.0