linux-kernel - Re: [PATCH] vdpa: Mark vdpa_config_ops.get_vq

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Message-ID: <CACGkMEvURdieU_i_XOYH-Gab9M_wfT4apXNLpHHF+KGiPNCEVQ@mail.gmail.com>
Date:   Fri, 5 Nov 2021 10:35:17 +0800
From:   Jason Wang <jasowang@...hat.com>
To:     Eugenio Pérez <eperezma@...hat.com>
Cc:     linux-kernel <linux-kernel@...r.kernel.org>,
        "Michael S. Tsirkin" <mst@...hat.com>, kvm <kvm@...r.kernel.org>,
        virtualization <virtualization@...ts.linux-foundation.org>,
        netdev <netdev@...r.kernel.org>
Subject: Re: [PATCH] vdpa: Mark vdpa_config_ops.get_vq_notification as optional

On Fri, Nov 5, 2021 at 3:53 AM Eugenio Pérez <eperezma@...hat.com> wrote:
>
> Since vhost_vdpa_mmap checks for its existence before calling it.
>
> Signed-off-by: Eugenio Pérez <eperezma@...hat.com>

Acked-by: Jason Wang <jasowang@...hat.com>

> ---
>  include/linux/vdpa.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/include/linux/vdpa.h b/include/linux/vdpa.h
> index c3011ccda430..0bdc7f785394 100644
> --- a/include/linux/vdpa.h
> +++ b/include/linux/vdpa.h
> @@ -155,7 +155,7 @@ struct vdpa_map_file {
>   *                             @vdev: vdpa device
>   *                             @idx: virtqueue index
>   *                             @state: pointer to returned state (last_avail_idx)
> - * @get_vq_notification:       Get the notification area for a virtqueue
> + * @get_vq_notification:       Get the notification area for a virtqueue (optional)
>   *                             @vdev: vdpa device
>   *                             @idx: virtqueue index
>   *                             Returns the notifcation area
> --
> 2.27.0
>