linux-kernel - Re: [PATCH V8 13/19] virtio_ring: introduce virtqueue ops

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Message-ID: <CACGkMEt3OCWT635djnT8O97B7Be2Xi=2kjnMPb8u1U=_B1fKdQ@mail.gmail.com>
Date: Tue, 21 Oct 2025 11:28:04 +0800
From: Jason Wang <jasowang@...hat.com>
To: "Michael S. Tsirkin" <mst@...hat.com>
Cc: xuanzhuo@...ux.alibaba.com, eperezma@...hat.com, 
	virtualization@...ts.linux.dev, linux-kernel@...r.kernel.org
Subject: Re: [PATCH V8 13/19] virtio_ring: introduce virtqueue ops

On Mon, Oct 20, 2025 at 6:41 PM Michael S. Tsirkin <mst@...hat.com> wrote:
>
> On Mon, Oct 20, 2025 at 03:09:57PM +0800, Jason Wang wrote:
> > @@ -2782,7 +2874,8 @@ int virtqueue_resize(struct virtqueue *_vq, u32 num,
> >       if (!num)
> >               return -EINVAL;
> >
> > -     if ((vq->packed_ring ? vq->packed.vring.num : vq->split.vring.num) == num)
> > +     if ((virtqueue_is_packed(vq) ? vq->packed.vring.num :
> > +                                    vq->split.vring.num) == num)
> >               return 0;
> >
> >       err = virtqueue_disable_and_recycle(_vq, recycle);
>
>
> This is exactly virtqueue_get_vring_size:
>

Yes, I've switched to use virtqueue_get_vring_size() here.

Thanks