zerocopy_sg_from_iter  697 drivers/net/tap.c 		err = zerocopy_sg_from_iter(skb, from);
zerocopy_sg_from_iter 1858 drivers/net/tun.c 			err = zerocopy_sg_from_iter(skb, from);
zerocopy_sg_from_iter 3500 include/linux/skbuff.h int zerocopy_sg_from_iter(struct sk_buff *skb, struct iov_iter *frm);
zerocopy_sg_from_iter  688 net/core/datagram.c EXPORT_SYMBOL(zerocopy_sg_from_iter);