Lines Matching refs:hlen
3547 unsigned int hlen = 0;
3552 hlen = skb_headlen(from);
3553 if (!hlen)
3554 hlen = from->len;
3558 hlen = from->len;
3560 return hlen;
3569 * @hlen: size of linear headroom in destination buffer
3574 * The `hlen` as calculated by skb_zerocopy_headlen() specifies the
3583 skb_zerocopy(struct sk_buff *to, struct sk_buff *from, int len, int hlen)
3591 BUG_ON(!from->head_frag && !hlen);
3597 if (hlen) {
3598 ret = skb_copy_bits(from, 0, skb_put(to, hlen), hlen);
3601 len -= hlen;