Re: Re: [RFC v3 03/11] vdpa: Remove the restriction that only supports virtio-net devices

[Yongji Xie <xieyongji@bytedance.com>]

On Wed, Jan 20, 2021 at 11:47 AM Jason Wang <jasowang@redhat.com> wrote:
>
>
> On 2021/1/19 下午12:59, Xie Yongji wrote:
> > With VDUSE, we should be able to support all kinds of virtio devices.
> >
> > Signed-off-by: Xie Yongji <xieyongji@bytedance.com>
> > ---
> >   drivers/vhost/vdpa.c | 29 +++--------------------------
> >   1 file changed, 3 insertions(+), 26 deletions(-)
> >
> > diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c
> > index 29ed4173f04e..448be7875b6d 100644
> > --- a/drivers/vhost/vdpa.c
> > +++ b/drivers/vhost/vdpa.c
> > @@ -22,6 +22,7 @@
> >   #include <linux/nospec.h>
> >   #include <linux/vhost.h>
> >   #include <linux/virtio_net.h>
> > +#include <linux/virtio_blk.h>
> >
> >   #include "vhost.h"
> >
> > @@ -185,26 +186,6 @@ static long vhost_vdpa_set_status(struct vhost_vdpa *v, u8 __user *statusp)
> >       return 0;
> >   }
> >
> > -static int vhost_vdpa_config_validate(struct vhost_vdpa *v,
> > -                                   struct vhost_vdpa_config *c)
> > -{
> > -     long size = 0;
> > -
> > -     switch (v->virtio_id) {
> > -     case VIRTIO_ID_NET:
> > -             size = sizeof(struct virtio_net_config);
> > -             break;
> > -     }
> > -
> > -     if (c->len == 0)
> > -             return -EINVAL;
> > -
> > -     if (c->len > size - c->off)
> > -             return -E2BIG;
> > -
> > -     return 0;
> > -}
>
>
> I think we should use a separate patch for this.
>

Will do it.

Thanks,
Yongji