sys/netinet/tcp_lro.c

45 #include <sys/mbuf.h>
83 static int	tcp_lro_rx_common(struct lro_ctrl *lc, struct mbuf *m,
88 		struct lro_entry *, struct mbuf **, struct mbuf **, struct mbuf **, bool *, bool);
353 tcp_lro_parser(struct mbuf *m, struct lro_parser *po, struct lro_parser *pi, bool update_data)
403 tcp_lro_trim_mbuf_chain(struct mbuf *m, const struct lro_parser *po)
438 tcp_lro_get_th(struct mbuf *m)
444 lro_free_mbuf_chain(struct mbuf *m)
446 	struct mbuf *save;
476 	/* free mbuf array, if any */
585 tcp_lro_rx_ipv4(struct lro_ctrl *lc, struct mbuf *m, struct ip *ip4)
609     const struct lro_entry *le, const struct mbuf *m,
852     struct mbuf *m, struct tcphdr *th)
887 tcp_push_and_replace(struct lro_ctrl *lc, struct lro_entry *le, struct mbuf *m)
895 	struct mbuf *msave;
921 tcp_lro_mbuf_append_pkthdr(struct mbuf *m, const struct mbuf *p)
947 	 * Walk through the mbuf chain we
952 	struct mbuf *m;
1068 		/* Merge TCP data checksum and length to head mbuf. */
1072 		 * Adjust the mbuf so that m_data points to the first byte of
1073 		 * the ULP payload.  Adjust the mbuf to avoid complications and
1074 		 * append new segment to existing mbuf chain.
1101 static struct mbuf *
1106 	struct mbuf *m;
1112 	/* Look at the last mbuf if any in queue */
1125 	/* Decide mbuf size. */
1179 tcp_lro_ack_valid(struct mbuf *m, struct tcphdr *th, uint32_t **ppts, bool *other_opts)
1232 	struct mbuf **pp, *cmp, *mv_to;
1296 			/* Advance to next mbuf. */
1307 		le->m_last_mbuf = __containerof(pp, struct mbuf, m_nextpkt);
1460 		struct mbuf *mb;
1462 		/* get mbuf */
1494 build_ack_entry(struct tcp_ackent *ae, struct tcphdr *th, struct mbuf *m,
1524     struct lro_entry *le, struct mbuf **pp, struct mbuf **cmp, struct mbuf **mv_to,
1532 	struct mbuf *m;
1533 	struct mbuf *nm;
1544 	/* Get current mbuf. */
1671 	/* Advance to next mbuf before freeing. */
1684 tcp_lro_rx_get_bucket(struct lro_ctrl *lc, struct mbuf *m, struct lro_parser *parser)
1698 tcp_lro_rx_common(struct lro_ctrl *lc, struct mbuf *m, uint32_t csum, bool use_hash)
1774 	/* Save TCP info in mbuf. */
1835 tcp_lro_rx(struct lro_ctrl *lc, struct mbuf *m, uint32_t csum)
1850 tcp_lro_queue_mbuf(struct lro_ctrl *lc, struct mbuf *mb)
1874 	/* enter mbuf */