Lines Matching refs:hlen
2934 unsigned int hlen = 0;
2939 hlen = skb_headlen(from);
2940 if (!hlen)
2941 hlen = from->len;
2945 hlen = from->len;
2947 return hlen;
2956 * @hlen: size of linear headroom in destination buffer
2961 * The `hlen` as calculated by skb_zerocopy_headlen() specifies the
2970 skb_zerocopy(struct sk_buff *to, struct sk_buff *from, int len, int hlen)
2978 BUG_ON(!from->head_frag && !hlen);
2984 if (hlen) {
2985 ret = skb_copy_bits(from, 0, skb_put(to, hlen), hlen);
2988 len -= hlen;