Re: [PATCH 2/2] hw/vhost-user-scsi|blk: set `supports_config` flag correctly

[Raphael Norwitz <raphael.norwitz@nutanix.com>]

On Wed, May 25, 2022 at 08:55:40PM +0800, Changpeng Liu wrote:
> 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 <changpeng.liu@intel.com>

Reviewed-by: Raphael Norwitz <raphael.norwitz@nutanix.com>

> ---
>  hw/block/vhost-user-blk.c | 1 +
>  hw/scsi/vhost-user-scsi.c | 1 -
>  2 files changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hw/block/vhost-user-blk.c b/hw/block/vhost-user-blk.c
> index 5dca4eab09..9117222456 100644
> --- 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 9be21d07ee..1b2f7eed98 100644
> --- 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) {
> -- 
> 2.21.3
> 
>