linux-kernel - Re: [PATCH RFC net-next v5 10/14] virtio/vsock: add VIRTIO_VSOCK_F

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Message-ID: <20230726143736-mutt-send-email-mst@kernel.org>
Date:   Wed, 26 Jul 2023 14:38:08 -0400
From:   "Michael S. Tsirkin" <mst@...hat.com>
To:     Bobby Eshleman <bobby.eshleman@...edance.com>
Cc:     Stefan Hajnoczi <stefanha@...hat.com>,
        Stefano Garzarella <sgarzare@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Xuan Zhuo <xuanzhuo@...ux.alibaba.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        "K. Y. Srinivasan" <kys@...rosoft.com>,
        Haiyang Zhang <haiyangz@...rosoft.com>,
        Wei Liu <wei.liu@...nel.org>, Dexuan Cui <decui@...rosoft.com>,
        Bryan Tan <bryantan@...are.com>,
        Vishnu Dasa <vdasa@...are.com>,
        VMware PV-Drivers Reviewers <pv-drivers@...are.com>,
        Dan Carpenter <dan.carpenter@...aro.org>,
        Simon Horman <simon.horman@...igine.com>,
        Krasnov Arseniy <oxffffaa@...il.com>, kvm@...r.kernel.org,
        virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-hyperv@...r.kernel.org,
        bpf@...r.kernel.org, Jiang Wang <jiang.wang@...edance.com>
Subject: Re: [PATCH RFC net-next v5 10/14] virtio/vsock: add
 VIRTIO_VSOCK_F_DGRAM feature bit

On Wed, Jul 19, 2023 at 12:50:14AM +0000, Bobby Eshleman wrote:
> This commit adds a feature bit for virtio vsock to support datagrams.
> 
> Signed-off-by: Jiang Wang <jiang.wang@...edance.com>
> Signed-off-by: Bobby Eshleman <bobby.eshleman@...edance.com>
> ---
>  include/uapi/linux/virtio_vsock.h | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/include/uapi/linux/virtio_vsock.h b/include/uapi/linux/virtio_vsock.h
> index 331be28b1d30..27b4b2b8bf13 100644
> --- a/include/uapi/linux/virtio_vsock.h
> +++ b/include/uapi/linux/virtio_vsock.h
> @@ -40,6 +40,7 @@
>  
>  /* The feature bitmap for virtio vsock */
>  #define VIRTIO_VSOCK_F_SEQPACKET	1	/* SOCK_SEQPACKET supported */
> +#define VIRTIO_VSOCK_F_DGRAM		3	/* SOCK_DGRAM supported */
>  
>  struct virtio_vsock_config {
>  	__le64 guest_cid;

pls do not add interface without first getting it accepted in the
virtio spec.

> -- 
> 2.30.2