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[PULL,10/17] s390/sclpquiesce: Add code to support live migration

Message ID 1380007671-18976-11-git-send-email-borntraeger@de.ibm.com
State New
Headers show

Commit Message

Christian Borntraeger Sept. 24, 2013, 7:27 a.m. UTC 
From: Heinz Graalfs <graalfs@linux.vnet.ibm.com>

This patch adds the necessary life migration pieces to sclpquiesce
by using the vmstate_register.

Signed-off-by: Heinz Graalfs <graalfs@linux.vnet.ibm.com>
Reviewed-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
---
 hw/s390x/sclpquiesce.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)
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Patch

diff --git a/hw/s390x/sclpquiesce.c b/hw/s390x/sclpquiesce.c
index 5fadc86..d335251 100644
--- a/hw/s390x/sclpquiesce.c
+++ b/hw/s390x/sclpquiesce.c
@@ -65,6 +65,17 @@  static int read_event_data(SCLPEvent *event, EventBufferHeader *evt_buf_hdr,
     return 1;
 }
 
+static const VMStateDescription vmstate_sclpquiesce = {
+    .name = "sclpquiesce",
+    .version_id = 0,
+    .minimum_version_id = 0,
+    .minimum_version_id_old = 0,
+    .fields      = (VMStateField[]) {
+        VMSTATE_BOOL(event_pending, SCLPEvent),
+        VMSTATE_END_OF_LIST()
+     }
+};
+
 typedef struct QuiesceNotifier QuiesceNotifier;
 
 static struct QuiesceNotifier {
@@ -96,8 +107,10 @@  static int quiesce_init(SCLPEvent *event)
 
 static void quiesce_class_init(ObjectClass *klass, void *data)
 {
+    DeviceClass *dc = DEVICE_CLASS(klass);
     SCLPEventClass *k = SCLP_EVENT_CLASS(klass);
 
+    dc->vmsd = &vmstate_sclpquiesce;
     k->init = quiesce_init;
 
     k->get_send_mask = send_mask;