Merge tag 'win-socket-pull-request' of https://gitlab.com/marcandre.lureau/qemu into...

[mirror_qemu.git] / backends / vhost-user.c

diff --git a/backends/vhost-user.c b/backends/vhost-user.c
index 9e6e19854652dff6778bd6099eb0f0b27b317224..94c6a82d526da18a69ae0a49569eab5aeda07eda 100644 (file)
--- a/backends/vhost-user.c
+++ b/backends/vhost-user.c
@@ -13,7 +13,6 @@
 
 #include "qemu/osdep.h"
 #include "qapi/error.h"
-#include "qapi/qmp/qerror.h"
 #include "qemu/error-report.h"
 #include "qom/object_interfaces.h"
 #include "sysemu/vhost-user-backend.h"
@@ -21,12 +20,6 @@
 #include "io/channel-command.h"
 #include "hw/virtio/virtio-bus.h"
 
-static bool
-ioeventfd_enabled(void)
-{
-    return kvm_enabled() && kvm_eventfds_enabled();
-}
-
 int
 vhost_user_backend_dev_init(VhostUserBackend *b, VirtIODevice *vdev,
                             unsigned nvqs, Error **errp)
@@ -35,11 +28,6 @@ vhost_user_backend_dev_init(VhostUserBackend *b, VirtIODevice *vdev,
 
     assert(!b->vdev && vdev);
 
-    if (!ioeventfd_enabled()) {
-        error_setg(errp, "vhost initialization failed: requires kvm");
-        return -1;
-    }
-
     if (!vhost_user_init(&b->vhost_user, &b->chr, errp)) {
         return -1;
     }
@@ -48,9 +36,9 @@ vhost_user_backend_dev_init(VhostUserBackend *b, VirtIODevice *vdev,
     b->dev.nvqs = nvqs;
     b->dev.vqs = g_new0(struct vhost_virtqueue, nvqs);
 
-    ret = vhost_dev_init(&b->dev, &b->vhost_user, VHOST_BACKEND_TYPE_USER, 0);
+    ret = vhost_dev_init(&b->dev, &b->vhost_user, VHOST_BACKEND_TYPE_USER, 0,
+                         errp);
     if (ret < 0) {
-        error_setg_errno(errp, -ret, "vhost initialization failed");
         return -1;
     }
 
@@ -85,7 +73,7 @@ vhost_user_backend_start(VhostUserBackend *b)
     }
 
     b->dev.acked_features = b->vdev->guest_features;
-    ret = vhost_dev_start(&b->dev, b->vdev);
+    ret = vhost_dev_start(&b->dev, b->vdev, true);
     if (ret < 0) {
         error_report("Error start vhost dev");
         goto err_guest_notifiers;
@@ -120,7 +108,7 @@ vhost_user_backend_stop(VhostUserBackend *b)
         return;
     }
 
-    vhost_dev_stop(&b->dev, b->vdev);
+    vhost_dev_stop(&b->dev, b->vdev, true);
 
     if (k->set_guest_notifiers) {
         ret = k->set_guest_notifiers(qbus->parent,
@@ -141,7 +129,7 @@ static void set_chardev(Object *obj, const char *value, Error **errp)
     Chardev *chr;
 
     if (b->completed) {
-        error_setg(errp, QERR_PERMISSION_DENIED);
+        error_setg(errp, "Property 'chardev' can no longer be set");
         return;
     }
 
@@ -175,9 +163,9 @@ static char *get_chardev(Object *obj, Error **errp)
     return NULL;
 }
 
-static void vhost_user_backend_init(Object *obj)
+static void vhost_user_backend_class_init(ObjectClass *oc, void *data)
 {
-    object_property_add_str(obj, "chardev", get_chardev, set_chardev);
+    object_class_property_add_str(oc, "chardev", get_chardev, set_chardev);
 }
 
 static void vhost_user_backend_finalize(Object *obj)
@@ -195,9 +183,8 @@ static const TypeInfo vhost_user_backend_info = {
     .name = TYPE_VHOST_USER_BACKEND,
     .parent = TYPE_OBJECT,
     .instance_size = sizeof(VhostUserBackend),
-    .instance_init = vhost_user_backend_init,
+    .class_init = vhost_user_backend_class_init,
     .instance_finalize = vhost_user_backend_finalize,
-    .class_size = sizeof(VhostUserBackendClass),
 };
 
 static void register_types(void)