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[Qemu-devel] [PATCH 11/12] vhost-vsock: convert to VIRTIO_DEF_DEVICE_VMS


From: Halil Pasic
Subject: [Qemu-devel] [PATCH 11/12] vhost-vsock: convert to VIRTIO_DEF_DEVICE_VMSD
Date: Fri, 30 Sep 2016 16:20:02 +0200

Refactor so the previously introduced VIRTIO_DEF_DEVICE_VMSD
replaces VMSTATE_VIRTIO_DEVICE.

Signed-off-by: Halil Pasic <address@hidden>
---
 hw/virtio/vhost-vsock.c | 33 ++++++++++++---------------------
 1 file changed, 12 insertions(+), 21 deletions(-)

diff --git a/hw/virtio/vhost-vsock.c b/hw/virtio/vhost-vsock.c
index bde2456..3c2763e 100644
--- a/hw/virtio/vhost-vsock.c
+++ b/hw/virtio/vhost-vsock.c
@@ -236,17 +236,6 @@ out:
     g_free(elem);
 }
 
-static void vhost_vsock_save(QEMUFile *f, void *opaque, size_t size)
-{
-    VHostVSock *vsock = opaque;
-    VirtIODevice *vdev = VIRTIO_DEVICE(vsock);
-
-    /* At this point, backend must be stopped, otherwise
-     * it might keep writing to memory. */
-    assert(!vsock->vhost_dev.started);
-    virtio_save(vdev, f);
-}
-
 static void vhost_vsock_post_load_timer_cleanup(VHostVSock *vsock)
 {
     if (!vsock->post_load_timer) {
@@ -266,16 +255,19 @@ static void vhost_vsock_post_load_timer_cb(void *opaque)
     vhost_vsock_send_transport_reset(vsock);
 }
 
-static int vhost_vsock_load(QEMUFile *f, void *opaque, size_t size)
+static void vhost_vsock_pre_save(void *opaque)
+{
+    VHostVSock *vsock = opaque;
+
+    /* At this point, backend must be stopped, otherwise
+     * it might keep writing to memory. */
+    assert(!vsock->vhost_dev.started);
+}
+
+static int vhost_vsock_post_load(void *opaque, int version_id)
 {
     VHostVSock *vsock = opaque;
     VirtIODevice *vdev = VIRTIO_DEVICE(vsock);
-    int ret;
-
-    ret = virtio_load(vdev, f, VHOST_VSOCK_SAVEVM_VERSION);
-    if (ret) {
-        return ret;
-    }
 
     if (virtio_queue_get_addr(vdev, 2)) {
         /* Defer transport reset event to a vm clock timer so that virtqueue
@@ -288,12 +280,11 @@ static int vhost_vsock_load(QEMUFile *f, void *opaque, 
size_t size)
                          vsock);
         timer_mod(vsock->post_load_timer, 1);
     }
-
     return 0;
 }
 
-VMSTATE_VIRTIO_DEVICE(vhost_vsock, VHOST_VSOCK_SAVEVM_VERSION,
-                      vhost_vsock_load, vhost_vsock_save);
+VIRTIO_DEF_DEVICE_VMSD(vhost_vsock, VHOST_VSOCK_SAVEVM_VERSION,
+    .pre_save = vhost_vsock_pre_save, .post_load = vhost_vsock_post_load)
 
 static void vhost_vsock_device_realize(DeviceState *dev, Error **errp)
 {
-- 
2.8.4




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