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-rw-r--r--hw/display/virtio-gpu.c36
1 files changed, 20 insertions, 16 deletions
diff --git a/hw/display/virtio-gpu.c b/hw/display/virtio-gpu.c
index 929c3c8..7fe6ed8 100644
--- a/hw/display/virtio-gpu.c
+++ b/hw/display/virtio-gpu.c
@@ -19,6 +19,7 @@
#include "hw/virtio/virtio.h"
#include "hw/virtio/virtio-gpu.h"
#include "hw/virtio/virtio-bus.h"
+#include "migration/migration.h"
#include "qemu/log.h"
#include "qapi/error.h"
@@ -986,12 +987,7 @@ static const VMStateDescription vmstate_virtio_gpu_scanouts = {
},
};
-static const VMStateDescription vmstate_virtio_gpu_unmigratable = {
- .name = "virtio-gpu-with-virgl",
- .unmigratable = 1,
-};
-
-static void virtio_gpu_save(QEMUFile *f, void *opaque)
+static void virtio_gpu_save(QEMUFile *f, void *opaque, size_t size)
{
VirtIOGPU *g = opaque;
VirtIODevice *vdev = VIRTIO_DEVICE(g);
@@ -1021,7 +1017,7 @@ static void virtio_gpu_save(QEMUFile *f, void *opaque)
vmstate_save_state(f, &vmstate_virtio_gpu_scanouts, g, NULL);
}
-static int virtio_gpu_load(QEMUFile *f, void *opaque, int version_id)
+static int virtio_gpu_load(QEMUFile *f, void *opaque, size_t size)
{
VirtIOGPU *g = opaque;
VirtIODevice *vdev = VIRTIO_DEVICE(g);
@@ -1030,11 +1026,7 @@ static int virtio_gpu_load(QEMUFile *f, void *opaque, int version_id)
uint32_t resource_id, pformat;
int i, ret;
- if (version_id != VIRTIO_GPU_VM_VERSION) {
- return -EINVAL;
- }
-
- ret = virtio_load(vdev, f, version_id);
+ ret = virtio_load(vdev, f, VIRTIO_GPU_VM_VERSION);
if (ret) {
return ret;
}
@@ -1169,10 +1161,17 @@ static void virtio_gpu_device_realize(DeviceState *qdev, Error **errp)
}
if (virtio_gpu_virgl_enabled(g->conf)) {
- vmstate_register(qdev, -1, &vmstate_virtio_gpu_unmigratable, g);
- } else {
- register_savevm(qdev, "virtio-gpu", -1, VIRTIO_GPU_VM_VERSION,
- virtio_gpu_save, virtio_gpu_load, g);
+ error_setg(&g->migration_blocker, "virgl is not yet migratable");
+ migrate_add_blocker(g->migration_blocker);
+ }
+}
+
+static void virtio_gpu_device_unrealize(DeviceState *qdev, Error **errp)
+{
+ VirtIOGPU *g = VIRTIO_GPU(qdev);
+ if (g->migration_blocker) {
+ migrate_del_blocker(g->migration_blocker);
+ error_free(g->migration_blocker);
}
}
@@ -1220,6 +1219,9 @@ static void virtio_gpu_reset(VirtIODevice *vdev)
#endif
}
+VMSTATE_VIRTIO_DEVICE(gpu, VIRTIO_GPU_VM_VERSION, virtio_gpu_load,
+ virtio_gpu_save);
+
static Property virtio_gpu_properties[] = {
DEFINE_PROP_UINT32("max_outputs", VirtIOGPU, conf.max_outputs, 1),
#ifdef CONFIG_VIRGL
@@ -1237,6 +1239,7 @@ static void virtio_gpu_class_init(ObjectClass *klass, void *data)
VirtioDeviceClass *vdc = VIRTIO_DEVICE_CLASS(klass);
vdc->realize = virtio_gpu_device_realize;
+ vdc->unrealize = virtio_gpu_device_unrealize;
vdc->get_config = virtio_gpu_get_config;
vdc->set_config = virtio_gpu_set_config;
vdc->get_features = virtio_gpu_get_features;
@@ -1245,6 +1248,7 @@ static void virtio_gpu_class_init(ObjectClass *klass, void *data)
vdc->reset = virtio_gpu_reset;
dc->props = virtio_gpu_properties;
+ dc->vmsd = &vmstate_virtio_gpu;
}
static const TypeInfo virtio_gpu_info = {