hw/vhost-user-scsi|blk: set `supports_config` flag correctly

Currently vhost-user-scsi driver doesn't allow to change
the configuration space of virtio_scsi, while vhost-user-blk
support that, so here we set the flag in vhost-user-blk driver
and unset it in vhost-user-scsi.

Signed-off-by: Changpeng Liu <[email protected]>
Message-Id: <20220525125540[email protected]>
Reviewed-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: Michael S. Tsirkin <[email protected]>
Signed-off-by: Changpeng Liu <[email protected]>
Signed-off-by: Changpeng Liu <[email protected]>

diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
index 5dca4eab09864e99e6c99df7b3a4743e3b14e34a..9117222456807ef3e372a8ca40dbb935a6f91ccf 100644 (file)
--- a/hw/block/vhost-user-blk.c
+++ b/hw/block/vhost-user-blk.c
@@ -337,6 +337,7 @@ static int vhost_user_blk_connect(DeviceState *dev, Error **errp)
 
     vhost_dev_set_config_notifier(&s->dev, &blk_ops);
 
+    s->vhost_user.supports_config = true;
     ret = vhost_dev_init(&s->dev, &s->vhost_user, VHOST_BACKEND_TYPE_USER, 0,
                          errp);
     if (ret < 0) {

diff --git a/hw/scsi/vhost-user-scsi.c b/hw/scsi/vhost-user-scsi.c
index 9be21d07eeb281240cbd1b578698e9dc53768ec9..1b2f7eed98895b8851bf13661881209c10e0676a 100644 (file)
--- a/hw/scsi/vhost-user-scsi.c
+++ b/hw/scsi/vhost-user-scsi.c
@@ -121,7 +121,6 @@ static void vhost_user_scsi_realize(DeviceState *dev, Error **errp)
     vsc->dev.backend_features = 0;
     vqs = vsc->dev.vqs;
 
-    s->vhost_user.supports_config = true;
     ret = vhost_dev_init(&vsc->dev, &s->vhost_user,
                          VHOST_BACKEND_TYPE_USER, 0, errp);
     if (ret < 0) {