Merge davem@outer-richmond.davemloft.net:src/GIT/net-2.6/
This commit is contained in:
commit
2a04451581
8 changed files with 115 additions and 135 deletions
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@ -198,27 +198,43 @@ struct in6_flowlabel_req
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* MCAST_MSFILTER 48
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* MCAST_MSFILTER 48
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*/
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*/
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/* RFC3542 advanced socket options (50-67) */
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/*
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#define IPV6_RECVPKTINFO 50
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* Advanced API (RFC3542) (1)
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#define IPV6_PKTINFO 51
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*
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#if 0
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* Note: IPV6_RECVRTHDRDSTOPTS does not exist. see net/ipv6/datagram.c.
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#define IPV6_RECVPATHMTU 52
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*/
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#define IPV6_PATHMTU 53
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#define IPV6_DONTFRAG 54
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#define IPV6_RECVPKTINFO 49
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#define IPV6_USE_MIN_MTU 55
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#define IPV6_PKTINFO 50
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#define IPV6_RECVHOPLIMIT 51
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#define IPV6_HOPLIMIT 52
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#define IPV6_RECVHOPOPTS 53
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#define IPV6_HOPOPTS 54
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#define IPV6_RTHDRDSTOPTS 55
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#define IPV6_RECVRTHDR 56
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#define IPV6_RTHDR 57
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#define IPV6_RECVDSTOPTS 58
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#define IPV6_DSTOPTS 59
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#if 0 /* not yet */
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#define IPV6_RECVPATHMTU 60
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#define IPV6_PATHMTU 61
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#define IPV6_DONTFRAG 62
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#define IPV6_USE_MIN_MTU 63
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#endif
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#endif
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#define IPV6_RECVHOPOPTS 56
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#define IPV6_HOPOPTS 57
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/*
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#if 0
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* Netfilter
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#define IPV6_RECVRTHDRDSTOPTS 58 /* Unused, see net/ipv6/datagram.c */
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*
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#endif
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* Following socket options are used in ip6_tables;
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#define IPV6_RTHDRDSTOPTS 59
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* see include/linux/netfilter_ipv6/ip6_tables.h.
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#define IPV6_RECVRTHDR 60
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*
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#define IPV6_RTHDR 61
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* IP6T_SO_SET_REPLACE / IP6T_SO_GET_INFO 64
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#define IPV6_RECVDSTOPTS 62
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* IP6T_SO_SET_ADD_COUNTERS / IP6T_SO_GET_ENTRIES 65
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#define IPV6_DSTOPTS 63
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*/
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#define IPV6_RECVHOPLIMIT 64
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#define IPV6_HOPLIMIT 65
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/*
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* Advanced API (RFC3542) (2)
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*/
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#define IPV6_RECVTCLASS 66
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#define IPV6_RECVTCLASS 66
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#define IPV6_TCLASS 67
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#define IPV6_TCLASS 67
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@ -68,7 +68,7 @@ struct ipv6_opt_hdr {
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struct rt0_hdr {
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struct rt0_hdr {
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struct ipv6_rt_hdr rt_hdr;
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struct ipv6_rt_hdr rt_hdr;
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__u32 bitmap; /* strict/loose bit map */
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__u32 reserved;
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struct in6_addr addr[0];
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struct in6_addr addr[0];
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#define rt0_type rt_hdr.type
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#define rt0_type rt_hdr.type
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@ -78,13 +78,11 @@ static struct dccp_li_hist *ccid3_li_hist;
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static int ccid3_init(struct sock *sk)
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static int ccid3_init(struct sock *sk)
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{
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{
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ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
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return 0;
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return 0;
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}
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}
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static void ccid3_exit(struct sock *sk)
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static void ccid3_exit(struct sock *sk)
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{
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{
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ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
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}
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}
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/* TFRC sender states */
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/* TFRC sender states */
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@ -287,14 +285,14 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
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long delay;
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long delay;
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int rc = -ENOTCONN;
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int rc = -ENOTCONN;
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/* Check if pure ACK or Terminating*/
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BUG_ON(hctx == NULL || hctx->ccid3hctx_state == TFRC_SSTATE_TERM);
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/* Check if pure ACK or Terminating*/
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/*
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/*
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* XXX: We only call this function for DATA and DATAACK, on, these
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* XXX: We only call this function for DATA and DATAACK, on, these
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* packets can have zero length, but why the comment about "pure ACK"?
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* packets can have zero length, but why the comment about "pure ACK"?
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*/
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*/
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if (hctx == NULL || len == 0 ||
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if (unlikely(len == 0))
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hctx->ccid3hctx_state == TFRC_SSTATE_TERM)
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goto out;
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goto out;
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/* See if last packet allocated was not sent */
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/* See if last packet allocated was not sent */
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@ -304,10 +302,10 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
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SLAB_ATOMIC);
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SLAB_ATOMIC);
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rc = -ENOBUFS;
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rc = -ENOBUFS;
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if (new_packet == NULL) {
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if (unlikely(new_packet == NULL)) {
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ccid3_pr_debug("%s, sk=%p, not enough mem to add "
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LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, not enough "
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"to history, send refused\n",
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"mem to add to history, send refused\n",
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dccp_role(sk), sk);
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__FUNCTION__, dccp_role(sk), sk);
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goto out;
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goto out;
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}
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}
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@ -318,9 +316,6 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
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switch (hctx->ccid3hctx_state) {
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switch (hctx->ccid3hctx_state) {
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case TFRC_SSTATE_NO_SENT:
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case TFRC_SSTATE_NO_SENT:
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ccid3_pr_debug("%s, sk=%p, first packet(%llu)\n",
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dccp_role(sk), sk, dp->dccps_gss);
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hctx->ccid3hctx_no_feedback_timer.function = ccid3_hc_tx_no_feedback_timer;
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hctx->ccid3hctx_no_feedback_timer.function = ccid3_hc_tx_no_feedback_timer;
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hctx->ccid3hctx_no_feedback_timer.data = (unsigned long)sk;
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hctx->ccid3hctx_no_feedback_timer.data = (unsigned long)sk;
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sk_reset_timer(sk, &hctx->ccid3hctx_no_feedback_timer,
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sk_reset_timer(sk, &hctx->ccid3hctx_no_feedback_timer,
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@ -328,7 +323,7 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
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hctx->ccid3hctx_last_win_count = 0;
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hctx->ccid3hctx_last_win_count = 0;
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hctx->ccid3hctx_t_last_win_count = now;
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hctx->ccid3hctx_t_last_win_count = now;
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ccid3_hc_tx_set_state(sk, TFRC_SSTATE_NO_FBACK);
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ccid3_hc_tx_set_state(sk, TFRC_SSTATE_NO_FBACK);
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hctx->ccid3hctx_t_ipi = TFRC_INITIAL_TIMEOUT;
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hctx->ccid3hctx_t_ipi = TFRC_INITIAL_IPI;
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/* Set nominal send time for initial packet */
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/* Set nominal send time for initial packet */
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hctx->ccid3hctx_t_nom = now;
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hctx->ccid3hctx_t_nom = now;
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@ -341,7 +336,6 @@ static int ccid3_hc_tx_send_packet(struct sock *sk,
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case TFRC_SSTATE_FBACK:
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case TFRC_SSTATE_FBACK:
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delay = (timeval_delta(&now, &hctx->ccid3hctx_t_nom) -
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delay = (timeval_delta(&now, &hctx->ccid3hctx_t_nom) -
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hctx->ccid3hctx_delta);
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hctx->ccid3hctx_delta);
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ccid3_pr_debug("send_packet delay=%ld\n", delay);
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delay /= -1000;
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delay /= -1000;
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/* divide by -1000 is to convert to ms and get sign right */
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/* divide by -1000 is to convert to ms and get sign right */
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rc = delay > 0 ? delay : 0;
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rc = delay > 0 ? delay : 0;
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@ -371,13 +365,7 @@ static void ccid3_hc_tx_packet_sent(struct sock *sk, int more, int len)
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struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
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struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
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struct timeval now;
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struct timeval now;
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BUG_ON(hctx == NULL);
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BUG_ON(hctx == NULL || hctx->ccid3hctx_state == TFRC_SSTATE_TERM);
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if (hctx->ccid3hctx_state == TFRC_SSTATE_TERM) {
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ccid3_pr_debug("%s, sk=%p, while state is TFRC_SSTATE_TERM!\n",
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dccp_role(sk), sk);
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return;
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}
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dccp_timestamp(sk, &now);
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dccp_timestamp(sk, &now);
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@ -387,14 +375,14 @@ static void ccid3_hc_tx_packet_sent(struct sock *sk, int more, int len)
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struct dccp_tx_hist_entry *packet;
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struct dccp_tx_hist_entry *packet;
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packet = dccp_tx_hist_head(&hctx->ccid3hctx_hist);
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packet = dccp_tx_hist_head(&hctx->ccid3hctx_hist);
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if (packet == NULL) {
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if (unlikely(packet == NULL)) {
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printk(KERN_CRIT "%s: packet doesn't exists in "
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LIMIT_NETDEBUG(KERN_WARNING "%s: packet doesn't "
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"history!\n", __FUNCTION__);
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"exists in history!\n", __FUNCTION__);
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return;
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return;
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}
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}
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if (packet->dccphtx_sent) {
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if (unlikely(packet->dccphtx_sent)) {
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printk(KERN_CRIT "%s: no unsent packet in history!\n",
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LIMIT_NETDEBUG(KERN_WARNING "%s: no unsent packet in "
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__FUNCTION__);
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"history!\n", __FUNCTION__);
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return;
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return;
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}
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}
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packet->dccphtx_tstamp = now;
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packet->dccphtx_tstamp = now;
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@ -465,14 +453,7 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
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u32 x_recv;
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u32 x_recv;
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u32 r_sample;
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u32 r_sample;
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if (hctx == NULL)
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BUG_ON(hctx == NULL || hctx->ccid3hctx_state == TFRC_SSTATE_TERM);
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return;
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if (hctx->ccid3hctx_state == TFRC_SSTATE_TERM) {
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ccid3_pr_debug("%s, sk=%p, received a packet when "
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"terminating!\n", dccp_role(sk), sk);
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return;
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}
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/* we are only interested in ACKs */
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/* we are only interested in ACKs */
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if (!(DCCP_SKB_CB(skb)->dccpd_type == DCCP_PKT_ACK ||
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if (!(DCCP_SKB_CB(skb)->dccpd_type == DCCP_PKT_ACK ||
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@ -496,12 +477,12 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
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/* get t_recvdata from history */
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/* get t_recvdata from history */
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packet = dccp_tx_hist_find_entry(&hctx->ccid3hctx_hist,
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packet = dccp_tx_hist_find_entry(&hctx->ccid3hctx_hist,
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DCCP_SKB_CB(skb)->dccpd_ack_seq);
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DCCP_SKB_CB(skb)->dccpd_ack_seq);
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if (packet == NULL) {
|
if (unlikely(packet == NULL)) {
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ccid3_pr_debug("%s, sk=%p, seqno %llu(%s) does't "
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LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, seqno "
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"exist in history!\n",
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"%llu(%s) does't exist in history!\n",
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dccp_role(sk), sk,
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__FUNCTION__, dccp_role(sk), sk,
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DCCP_SKB_CB(skb)->dccpd_ack_seq,
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(unsigned long long)DCCP_SKB_CB(skb)->dccpd_ack_seq,
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dccp_packet_name(DCCP_SKB_CB(skb)->dccpd_type));
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dccp_packet_name(DCCP_SKB_CB(skb)->dccpd_type));
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return;
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return;
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}
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}
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@ -509,8 +490,8 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
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dccp_timestamp(sk, &now);
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dccp_timestamp(sk, &now);
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r_sample = timeval_delta(&now, &packet->dccphtx_tstamp);
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r_sample = timeval_delta(&now, &packet->dccphtx_tstamp);
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if (unlikely(r_sample <= t_elapsed))
|
if (unlikely(r_sample <= t_elapsed))
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LIMIT_NETDEBUG(KERN_WARNING
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LIMIT_NETDEBUG(KERN_WARNING "%s: r_sample=%uus, "
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"%s: r_sample=%uus, t_elapsed=%uus\n",
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"t_elapsed=%uus\n",
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__FUNCTION__, r_sample, t_elapsed);
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__FUNCTION__, r_sample, t_elapsed);
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else
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else
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r_sample -= t_elapsed;
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r_sample -= t_elapsed;
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@ -606,10 +587,11 @@ static void ccid3_hc_tx_packet_recv(struct sock *sk, struct sk_buff *skb)
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static void ccid3_hc_tx_insert_options(struct sock *sk, struct sk_buff *skb)
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static void ccid3_hc_tx_insert_options(struct sock *sk, struct sk_buff *skb)
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{
|
{
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struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
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const struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
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|
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if (hctx == NULL || !(sk->sk_state == DCCP_OPEN ||
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BUG_ON(hctx == NULL);
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sk->sk_state == DCCP_PARTOPEN))
|
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|
if (!(sk->sk_state == DCCP_OPEN || sk->sk_state == DCCP_PARTOPEN))
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return;
|
return;
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|
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DCCP_SKB_CB(skb)->dccpd_ccval = hctx->ccid3hctx_last_win_count;
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DCCP_SKB_CB(skb)->dccpd_ccval = hctx->ccid3hctx_last_win_count;
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||||||
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@ -624,8 +606,7 @@ static int ccid3_hc_tx_parse_options(struct sock *sk, unsigned char option,
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struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
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struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
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struct ccid3_options_received *opt_recv;
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struct ccid3_options_received *opt_recv;
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|
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if (hctx == NULL)
|
BUG_ON(hctx == NULL);
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return 0;
|
|
||||||
|
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opt_recv = &hctx->ccid3hctx_options_received;
|
opt_recv = &hctx->ccid3hctx_options_received;
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|
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|
@ -639,10 +620,10 @@ static int ccid3_hc_tx_parse_options(struct sock *sk, unsigned char option,
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|
|
||||||
switch (option) {
|
switch (option) {
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case TFRC_OPT_LOSS_EVENT_RATE:
|
case TFRC_OPT_LOSS_EVENT_RATE:
|
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if (len != 4) {
|
if (unlikely(len != 4)) {
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ccid3_pr_debug("%s, sk=%p, invalid len for "
|
LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, invalid "
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"TFRC_OPT_LOSS_EVENT_RATE\n",
|
"len for TFRC_OPT_LOSS_EVENT_RATE\n",
|
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dccp_role(sk), sk);
|
__FUNCTION__, dccp_role(sk), sk);
|
||||||
rc = -EINVAL;
|
rc = -EINVAL;
|
||||||
} else {
|
} else {
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opt_recv->ccid3or_loss_event_rate = ntohl(*(u32 *)value);
|
opt_recv->ccid3or_loss_event_rate = ntohl(*(u32 *)value);
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||||||
|
@ -660,10 +641,10 @@ static int ccid3_hc_tx_parse_options(struct sock *sk, unsigned char option,
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||||||
opt_recv->ccid3or_loss_intervals_len);
|
opt_recv->ccid3or_loss_intervals_len);
|
||||||
break;
|
break;
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||||||
case TFRC_OPT_RECEIVE_RATE:
|
case TFRC_OPT_RECEIVE_RATE:
|
||||||
if (len != 4) {
|
if (unlikely(len != 4)) {
|
||||||
ccid3_pr_debug("%s, sk=%p, invalid len for "
|
LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, invalid "
|
||||||
"TFRC_OPT_RECEIVE_RATE\n",
|
"len for TFRC_OPT_RECEIVE_RATE\n",
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||||||
dccp_role(sk), sk);
|
__FUNCTION__, dccp_role(sk), sk);
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||||||
rc = -EINVAL;
|
rc = -EINVAL;
|
||||||
} else {
|
} else {
|
||||||
opt_recv->ccid3or_receive_rate = ntohl(*(u32 *)value);
|
opt_recv->ccid3or_receive_rate = ntohl(*(u32 *)value);
|
||||||
|
@ -682,8 +663,6 @@ static int ccid3_hc_tx_init(struct sock *sk)
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||||||
struct dccp_sock *dp = dccp_sk(sk);
|
struct dccp_sock *dp = dccp_sk(sk);
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||||||
struct ccid3_hc_tx_sock *hctx;
|
struct ccid3_hc_tx_sock *hctx;
|
||||||
|
|
||||||
ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
|
|
||||||
|
|
||||||
dp->dccps_hc_tx_ccid_private = kmalloc(sizeof(*hctx), gfp_any());
|
dp->dccps_hc_tx_ccid_private = kmalloc(sizeof(*hctx), gfp_any());
|
||||||
if (dp->dccps_hc_tx_ccid_private == NULL)
|
if (dp->dccps_hc_tx_ccid_private == NULL)
|
||||||
return -ENOMEM;
|
return -ENOMEM;
|
||||||
|
@ -712,7 +691,6 @@ static void ccid3_hc_tx_exit(struct sock *sk)
|
||||||
struct dccp_sock *dp = dccp_sk(sk);
|
struct dccp_sock *dp = dccp_sk(sk);
|
||||||
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
|
struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
|
||||||
|
|
||||||
ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
|
|
||||||
BUG_ON(hctx == NULL);
|
BUG_ON(hctx == NULL);
|
||||||
|
|
||||||
ccid3_hc_tx_set_state(sk, TFRC_SSTATE_TERM);
|
ccid3_hc_tx_set_state(sk, TFRC_SSTATE_TERM);
|
||||||
|
@ -792,10 +770,10 @@ static void ccid3_hc_rx_send_feedback(struct sock *sk)
|
||||||
}
|
}
|
||||||
|
|
||||||
packet = dccp_rx_hist_find_data_packet(&hcrx->ccid3hcrx_hist);
|
packet = dccp_rx_hist_find_data_packet(&hcrx->ccid3hcrx_hist);
|
||||||
if (packet == NULL) {
|
if (unlikely(packet == NULL)) {
|
||||||
printk(KERN_CRIT "%s: %s, sk=%p, no data packet in history!\n",
|
LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, no data packet "
|
||||||
__FUNCTION__, dccp_role(sk), sk);
|
"in history!\n",
|
||||||
dump_stack();
|
__FUNCTION__, dccp_role(sk), sk);
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -817,11 +795,12 @@ static void ccid3_hc_rx_send_feedback(struct sock *sk)
|
||||||
|
|
||||||
static void ccid3_hc_rx_insert_options(struct sock *sk, struct sk_buff *skb)
|
static void ccid3_hc_rx_insert_options(struct sock *sk, struct sk_buff *skb)
|
||||||
{
|
{
|
||||||
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
|
const struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
|
||||||
u32 x_recv, pinv;
|
u32 x_recv, pinv;
|
||||||
|
|
||||||
if (hcrx == NULL || !(sk->sk_state == DCCP_OPEN ||
|
BUG_ON(hcrx == NULL);
|
||||||
sk->sk_state == DCCP_PARTOPEN))
|
|
||||||
|
if (!(sk->sk_state == DCCP_OPEN || sk->sk_state == DCCP_PARTOPEN))
|
||||||
return;
|
return;
|
||||||
|
|
||||||
DCCP_SKB_CB(skb)->dccpd_ccval = hcrx->ccid3hcrx_last_counter;
|
DCCP_SKB_CB(skb)->dccpd_ccval = hcrx->ccid3hcrx_last_counter;
|
||||||
|
@ -878,17 +857,17 @@ static u32 ccid3_hc_rx_calc_first_li(struct sock *sk)
|
||||||
}
|
}
|
||||||
}
|
}
|
||||||
|
|
||||||
if (step == 0) {
|
if (unlikely(step == 0)) {
|
||||||
printk(KERN_CRIT "%s: %s, sk=%p, packet history contains no "
|
LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, packet history "
|
||||||
"data packets!\n",
|
"contains no data packets!\n",
|
||||||
__FUNCTION__, dccp_role(sk), sk);
|
__FUNCTION__, dccp_role(sk), sk);
|
||||||
return ~0;
|
return ~0;
|
||||||
}
|
}
|
||||||
|
|
||||||
if (interval == 0) {
|
if (unlikely(interval == 0)) {
|
||||||
ccid3_pr_debug("%s, sk=%p, Could not find a win_count "
|
LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, Could not find a "
|
||||||
"interval > 0. Defaulting to 1\n",
|
"win_count interval > 0. Defaulting to 1\n",
|
||||||
dccp_role(sk), sk);
|
__FUNCTION__, dccp_role(sk), sk);
|
||||||
interval = 1;
|
interval = 1;
|
||||||
}
|
}
|
||||||
found:
|
found:
|
||||||
|
@ -931,8 +910,9 @@ static void ccid3_hc_rx_update_li(struct sock *sk, u64 seq_loss, u8 win_loss)
|
||||||
if (li_tail == NULL)
|
if (li_tail == NULL)
|
||||||
return;
|
return;
|
||||||
li_tail->dccplih_interval = ccid3_hc_rx_calc_first_li(sk);
|
li_tail->dccplih_interval = ccid3_hc_rx_calc_first_li(sk);
|
||||||
}
|
} else
|
||||||
/* FIXME: find end of interval */
|
LIMIT_NETDEBUG(KERN_WARNING "%s: FIXME: find end of "
|
||||||
|
"interval\n", __FUNCTION__);
|
||||||
}
|
}
|
||||||
|
|
||||||
static void ccid3_hc_rx_detect_loss(struct sock *sk)
|
static void ccid3_hc_rx_detect_loss(struct sock *sk)
|
||||||
|
@ -956,10 +936,8 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
|
||||||
u32 p_prev, r_sample, t_elapsed;
|
u32 p_prev, r_sample, t_elapsed;
|
||||||
int ins;
|
int ins;
|
||||||
|
|
||||||
if (hcrx == NULL)
|
BUG_ON(hcrx == NULL ||
|
||||||
return;
|
!(hcrx->ccid3hcrx_state == TFRC_RSTATE_NO_DATA ||
|
||||||
|
|
||||||
BUG_ON(!(hcrx->ccid3hcrx_state == TFRC_RSTATE_NO_DATA ||
|
|
||||||
hcrx->ccid3hcrx_state == TFRC_RSTATE_DATA));
|
hcrx->ccid3hcrx_state == TFRC_RSTATE_DATA));
|
||||||
|
|
||||||
opt_recv = &dccp_sk(sk)->dccps_options_received;
|
opt_recv = &dccp_sk(sk)->dccps_options_received;
|
||||||
|
@ -978,8 +956,8 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
|
||||||
t_elapsed = opt_recv->dccpor_elapsed_time * 10;
|
t_elapsed = opt_recv->dccpor_elapsed_time * 10;
|
||||||
|
|
||||||
if (unlikely(r_sample <= t_elapsed))
|
if (unlikely(r_sample <= t_elapsed))
|
||||||
LIMIT_NETDEBUG(KERN_WARNING
|
LIMIT_NETDEBUG(KERN_WARNING "%s: r_sample=%uus, "
|
||||||
"%s: r_sample=%uus, t_elapsed=%uus\n",
|
"t_elapsed=%uus\n",
|
||||||
__FUNCTION__, r_sample, t_elapsed);
|
__FUNCTION__, r_sample, t_elapsed);
|
||||||
else
|
else
|
||||||
r_sample -= t_elapsed;
|
r_sample -= t_elapsed;
|
||||||
|
@ -997,19 +975,16 @@ static void ccid3_hc_rx_packet_recv(struct sock *sk, struct sk_buff *skb)
|
||||||
break;
|
break;
|
||||||
case DCCP_PKT_DATA:
|
case DCCP_PKT_DATA:
|
||||||
break;
|
break;
|
||||||
default:
|
default: /* We're not interested in other packet types, move along */
|
||||||
ccid3_pr_debug("%s, sk=%p, not DATA/DATAACK/ACK packet(%s)\n",
|
|
||||||
dccp_role(sk), sk,
|
|
||||||
dccp_packet_name(DCCP_SKB_CB(skb)->dccpd_type));
|
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
packet = dccp_rx_hist_entry_new(ccid3_rx_hist, sk, opt_recv->dccpor_ndp,
|
packet = dccp_rx_hist_entry_new(ccid3_rx_hist, sk, opt_recv->dccpor_ndp,
|
||||||
skb, SLAB_ATOMIC);
|
skb, SLAB_ATOMIC);
|
||||||
if (packet == NULL) {
|
if (unlikely(packet == NULL)) {
|
||||||
ccid3_pr_debug("%s, sk=%p, Not enough mem to add rx packet "
|
LIMIT_NETDEBUG(KERN_WARNING "%s: %s, sk=%p, Not enough mem to "
|
||||||
"to history (consider it lost)!",
|
"add rx packet to history, consider it lost!\n",
|
||||||
dccp_role(sk), sk);
|
__FUNCTION__, dccp_role(sk), sk);
|
||||||
return;
|
return;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@ -1102,10 +1077,7 @@ static void ccid3_hc_rx_exit(struct sock *sk)
|
||||||
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
|
struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
|
||||||
struct dccp_sock *dp = dccp_sk(sk);
|
struct dccp_sock *dp = dccp_sk(sk);
|
||||||
|
|
||||||
ccid3_pr_debug("%s, sk=%p\n", dccp_role(sk), sk);
|
BUG_ON(hcrx == NULL);
|
||||||
|
|
||||||
if (hcrx == NULL)
|
|
||||||
return;
|
|
||||||
|
|
||||||
ccid3_hc_rx_set_state(sk, TFRC_RSTATE_TERM);
|
ccid3_hc_rx_set_state(sk, TFRC_RSTATE_TERM);
|
||||||
|
|
||||||
|
@ -1123,8 +1095,7 @@ static void ccid3_hc_rx_get_info(struct sock *sk, struct tcp_info *info)
|
||||||
{
|
{
|
||||||
const struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
|
const struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
|
||||||
|
|
||||||
if (hcrx == NULL)
|
BUG_ON(hcrx == NULL);
|
||||||
return;
|
|
||||||
|
|
||||||
info->tcpi_ca_state = hcrx->ccid3hcrx_state;
|
info->tcpi_ca_state = hcrx->ccid3hcrx_state;
|
||||||
info->tcpi_options |= TCPI_OPT_TIMESTAMPS;
|
info->tcpi_options |= TCPI_OPT_TIMESTAMPS;
|
||||||
|
@ -1135,8 +1106,7 @@ static void ccid3_hc_tx_get_info(struct sock *sk, struct tcp_info *info)
|
||||||
{
|
{
|
||||||
const struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
|
const struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
|
||||||
|
|
||||||
if (hctx == NULL)
|
BUG_ON(hctx == NULL);
|
||||||
return;
|
|
||||||
|
|
||||||
info->tcpi_rto = hctx->ccid3hctx_t_rto;
|
info->tcpi_rto = hctx->ccid3hctx_t_rto;
|
||||||
info->tcpi_rtt = hctx->ccid3hctx_rtt;
|
info->tcpi_rtt = hctx->ccid3hctx_rtt;
|
||||||
|
|
|
@ -48,6 +48,8 @@
|
||||||
/* Two seconds as per CCID3 spec */
|
/* Two seconds as per CCID3 spec */
|
||||||
#define TFRC_INITIAL_TIMEOUT (2 * USEC_PER_SEC)
|
#define TFRC_INITIAL_TIMEOUT (2 * USEC_PER_SEC)
|
||||||
|
|
||||||
|
#define TFRC_INITIAL_IPI (USEC_PER_SEC / 4)
|
||||||
|
|
||||||
/* In usecs - half the scheduling granularity as per RFC3448 4.6 */
|
/* In usecs - half the scheduling granularity as per RFC3448 4.6 */
|
||||||
#define TFRC_OPSYS_HALF_TIME_GRAN (USEC_PER_SEC / (2 * HZ))
|
#define TFRC_OPSYS_HALF_TIME_GRAN (USEC_PER_SEC / (2 * HZ))
|
||||||
|
|
||||||
|
|
|
@ -641,16 +641,12 @@ int dccp_v4_send_reset(struct sock *sk, enum dccp_reset_codes code)
|
||||||
|
|
||||||
skb = dccp_make_reset(sk, sk->sk_dst_cache, code);
|
skb = dccp_make_reset(sk, sk->sk_dst_cache, code);
|
||||||
if (skb != NULL) {
|
if (skb != NULL) {
|
||||||
const struct dccp_sock *dp = dccp_sk(sk);
|
|
||||||
const struct inet_sock *inet = inet_sk(sk);
|
const struct inet_sock *inet = inet_sk(sk);
|
||||||
|
|
||||||
err = ip_build_and_send_pkt(skb, sk,
|
err = ip_build_and_send_pkt(skb, sk,
|
||||||
inet->saddr, inet->daddr, NULL);
|
inet->saddr, inet->daddr, NULL);
|
||||||
if (err == NET_XMIT_CN)
|
if (err == NET_XMIT_CN)
|
||||||
err = 0;
|
err = 0;
|
||||||
|
|
||||||
ccid_hc_rx_exit(dp->dccps_hc_rx_ccid, sk);
|
|
||||||
ccid_hc_tx_exit(dp->dccps_hc_tx_ccid, sk);
|
|
||||||
}
|
}
|
||||||
|
|
||||||
return err;
|
return err;
|
||||||
|
|
|
@ -522,7 +522,4 @@ void dccp_send_close(struct sock *sk, const int active)
|
||||||
dccp_transmit_skb(sk, skb_clone(skb, prio));
|
dccp_transmit_skb(sk, skb_clone(skb, prio));
|
||||||
} else
|
} else
|
||||||
dccp_transmit_skb(sk, skb);
|
dccp_transmit_skb(sk, skb);
|
||||||
|
|
||||||
ccid_hc_rx_exit(dp->dccps_hc_rx_ccid, sk);
|
|
||||||
ccid_hc_tx_exit(dp->dccps_hc_tx_ccid, sk);
|
|
||||||
}
|
}
|
||||||
|
|
|
@ -406,8 +406,7 @@ ipv6_invert_rthdr(struct sock *sk, struct ipv6_rt_hdr *hdr)
|
||||||
|
|
||||||
memcpy(opt->srcrt, hdr, sizeof(*hdr));
|
memcpy(opt->srcrt, hdr, sizeof(*hdr));
|
||||||
irthdr = (struct rt0_hdr*)opt->srcrt;
|
irthdr = (struct rt0_hdr*)opt->srcrt;
|
||||||
/* Obsolete field, MBZ, when originated by us */
|
irthdr->reserved = 0;
|
||||||
irthdr->bitmap = 0;
|
|
||||||
opt->srcrt->segments_left = n;
|
opt->srcrt->segments_left = n;
|
||||||
for (i=0; i<n; i++)
|
for (i=0; i<n; i++)
|
||||||
memcpy(irthdr->addr+i, rthdr->addr+(n-1-i), 16);
|
memcpy(irthdr->addr+i, rthdr->addr+(n-1-i), 16);
|
||||||
|
|
|
@ -161,8 +161,8 @@ match(const struct sk_buff *skb,
|
||||||
((rtinfo->hdrlen == hdrlen) ^
|
((rtinfo->hdrlen == hdrlen) ^
|
||||||
!!(rtinfo->invflags & IP6T_RT_INV_LEN))));
|
!!(rtinfo->invflags & IP6T_RT_INV_LEN))));
|
||||||
DEBUGP("res %02X %02X %02X ",
|
DEBUGP("res %02X %02X %02X ",
|
||||||
(rtinfo->flags & IP6T_RT_RES), ((struct rt0_hdr *)rh)->bitmap,
|
(rtinfo->flags & IP6T_RT_RES), ((struct rt0_hdr *)rh)->reserved,
|
||||||
!((rtinfo->flags & IP6T_RT_RES) && (((struct rt0_hdr *)rh)->bitmap)));
|
!((rtinfo->flags & IP6T_RT_RES) && (((struct rt0_hdr *)rh)->reserved)));
|
||||||
|
|
||||||
ret = (rh != NULL)
|
ret = (rh != NULL)
|
||||||
&&
|
&&
|
||||||
|
@ -179,12 +179,12 @@ match(const struct sk_buff *skb,
|
||||||
!!(rtinfo->invflags & IP6T_RT_INV_TYP)));
|
!!(rtinfo->invflags & IP6T_RT_INV_TYP)));
|
||||||
|
|
||||||
if (ret && (rtinfo->flags & IP6T_RT_RES)) {
|
if (ret && (rtinfo->flags & IP6T_RT_RES)) {
|
||||||
u_int32_t *bp, _bitmap;
|
u_int32_t *rp, _reserved;
|
||||||
bp = skb_header_pointer(skb,
|
rp = skb_header_pointer(skb,
|
||||||
ptr + offsetof(struct rt0_hdr, bitmap),
|
ptr + offsetof(struct rt0_hdr, reserved),
|
||||||
sizeof(_bitmap), &_bitmap);
|
sizeof(_reserved), &_reserved);
|
||||||
|
|
||||||
ret = (*bp == 0);
|
ret = (*rp == 0);
|
||||||
}
|
}
|
||||||
|
|
||||||
DEBUGP("#%d ",rtinfo->addrnr);
|
DEBUGP("#%d ",rtinfo->addrnr);
|
||||||
|
|
Loading…
Reference in a new issue