From: Bobby Eshleman bobbyeshleman@meta.com
Add a net pointer and orig_net_mode to the vsock skb and helpers for getting/setting them. This is in preparation for adding vsock NS support.
Signed-off-by: Bobby Eshleman bobbyeshleman@meta.com
--- Changes in v5: - some diff context change due to rebase to current net-next --- include/linux/virtio_vsock.h | 23 +++++++++++++++++++++++ 1 file changed, 23 insertions(+)
diff --git a/include/linux/virtio_vsock.h b/include/linux/virtio_vsock.h index 0c67543a45c8..ea955892488a 100644 --- a/include/linux/virtio_vsock.h +++ b/include/linux/virtio_vsock.h @@ -13,6 +13,8 @@ struct virtio_vsock_skb_cb { bool reply; bool tap_delivered; u32 offset; + struct net *net; + enum vsock_net_mode orig_net_mode; };
#define VIRTIO_VSOCK_SKB_CB(skb) ((struct virtio_vsock_skb_cb *)((skb)->cb)) @@ -130,6 +132,27 @@ static inline size_t virtio_vsock_skb_len(struct sk_buff *skb) return (size_t)(skb_end_pointer(skb) - skb->head); }
+static inline struct net *virtio_vsock_skb_net(struct sk_buff *skb) +{ + return VIRTIO_VSOCK_SKB_CB(skb)->net; +} + +static inline void virtio_vsock_skb_set_net(struct sk_buff *skb, struct net *net) +{ + VIRTIO_VSOCK_SKB_CB(skb)->net = net; +} + +static inline enum vsock_net_mode virtio_vsock_skb_orig_net_mode(struct sk_buff *skb) +{ + return VIRTIO_VSOCK_SKB_CB(skb)->orig_net_mode; +} + +static inline void virtio_vsock_skb_set_orig_net_mode(struct sk_buff *skb, + enum vsock_net_mode orig_net_mode) +{ + VIRTIO_VSOCK_SKB_CB(skb)->orig_net_mode = orig_net_mode; +} + /* Dimension the RX SKB so that the entire thing fits exactly into * a single 4KiB page. This avoids wasting memory due to alloc_skb() * rounding up to the next page order and also means that we