netdev - [PATCH RFC net-next v4 5/8] virtio/vsock: add VIRTIO_VSOCK_F

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Message-Id: <20230413-b4-vsock-dgram-v4-5-0cebbb2ae899@bytedance.com>
Date: Sat, 10 Jun 2023 00:58:32 +0000
From: Bobby Eshleman <bobby.eshleman@...edance.com>
To: Stefan Hajnoczi <stefanha@...hat.com>, 
 Stefano Garzarella <sgarzare@...hat.com>, 
 "Michael S. Tsirkin" <mst@...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>
Cc: 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, Bobby Eshleman <bobby.eshleman@...edance.com>, 
 Jiang Wang <jiang.wang@...edance.com>
Subject: [PATCH RFC net-next v4 5/8] virtio/vsock: add VIRTIO_VSOCK_F_DGRAM
 feature bit

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 64738838bee5..9c25f267bbc0 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;

-- 
2.30.2