Displaying 2 results from an estimated 2 matches for "vnet_build_skb".
2016 Feb 21
1
[PATCH] virtio_net: switch to build_skb for mrg_rxbuf
...urn NULL;
}
+#define VNET_SKB_PAD (NET_SKB_PAD + NET_IP_ALIGN)
+#define VNET_SKB_BUG (VNET_SKB_PAD < sizeof(struct virtio_net_hdr_mrg_rxbuf))
+#define VNET_SKB_LEN(len) ((len) - sizeof(struct virtio_net_hdr_mrg_rxbuf))
+#define VNET_SKB_OFF VNET_SKB_LEN(VNET_SKB_PAD)
+
+static struct sk_buff *vnet_build_skb(struct virtnet_info *vi,
+ void *buf,
+ unsigned int len, unsigned int truesize)
+{
+ struct sk_buff *skb = build_skb(buf, truesize);
+
+ if (!skb)
+ return NULL;
+
+ skb_reserve(skb, VNET_SKB_PAD);
+ skb_put(skb, VNET_SKB_LEN(len));
+
+ return skb;
+}
+
static struct sk_buff *r...
2016 Feb 21
1
[PATCH] virtio_net: switch to build_skb for mrg_rxbuf
...urn NULL;
}
+#define VNET_SKB_PAD (NET_SKB_PAD + NET_IP_ALIGN)
+#define VNET_SKB_BUG (VNET_SKB_PAD < sizeof(struct virtio_net_hdr_mrg_rxbuf))
+#define VNET_SKB_LEN(len) ((len) - sizeof(struct virtio_net_hdr_mrg_rxbuf))
+#define VNET_SKB_OFF VNET_SKB_LEN(VNET_SKB_PAD)
+
+static struct sk_buff *vnet_build_skb(struct virtnet_info *vi,
+ void *buf,
+ unsigned int len, unsigned int truesize)
+{
+ struct sk_buff *skb = build_skb(buf, truesize);
+
+ if (!skb)
+ return NULL;
+
+ skb_reserve(skb, VNET_SKB_PAD);
+ skb_put(skb, VNET_SKB_LEN(len));
+
+ return skb;
+}
+
static struct sk_buff *r...