diff options
author | Gerrit Renker <gerrit@erg.abdn.ac.uk> | 2007-12-12 16:03:01 (GMT) |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2008-01-28 22:57:19 (GMT) |
commit | de0d411cb8ea51175f52d935faead5c542b6e007 (patch) | |
tree | d26398b1da10d52a4138728ff11e955d9d1fba04 /net | |
parent | db64196038e79b0460245d558e54ff4a21a52d1f (diff) | |
download | linux-de0d411cb8ea51175f52d935faead5c542b6e007.tar.xz |
[TFRC]: CCID3 (and CCID4) needs to access these inlines
This moves two inlines back to packet_history.h: these are not private
to packet_history.c, but are needed by CCID3/4 to detect whether a new
loss is indicated, or whether a loss is already pending.
Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
-rw-r--r-- | net/dccp/ccids/lib/packet_history.c | 26 | ||||
-rw-r--r-- | net/dccp/ccids/lib/packet_history.h | 35 |
2 files changed, 31 insertions, 30 deletions
diff --git a/net/dccp/ccids/lib/packet_history.c b/net/dccp/ccids/lib/packet_history.c index 5b10a1e..20af1a6 100644 --- a/net/dccp/ccids/lib/packet_history.c +++ b/net/dccp/ccids/lib/packet_history.c @@ -191,32 +191,6 @@ int tfrc_rx_hist_duplicate(struct tfrc_rx_hist *h, struct sk_buff *skb) } EXPORT_SYMBOL_GPL(tfrc_rx_hist_duplicate); -/* initialise loss detection and disable RTT sampling */ -static inline void tfrc_rx_hist_loss_indicated(struct tfrc_rx_hist *h) -{ - h->loss_count = 1; -} - -/* indicate whether previously a packet was detected missing */ -static inline int tfrc_rx_hist_loss_pending(const struct tfrc_rx_hist *h) -{ - return h->loss_count; -} - -/* any data packets missing between last reception and skb ? */ -int tfrc_rx_hist_new_loss_indicated(struct tfrc_rx_hist *h, - const struct sk_buff *skb, u32 ndp) -{ - int delta = dccp_delta_seqno(tfrc_rx_hist_last_rcv(h)->tfrchrx_seqno, - DCCP_SKB_CB(skb)->dccpd_seq); - - if (delta > 1 && ndp < delta) - tfrc_rx_hist_loss_indicated(h); - - return tfrc_rx_hist_loss_pending(h); -} -EXPORT_SYMBOL_GPL(tfrc_rx_hist_new_loss_indicated); - static void tfrc_rx_hist_swap(struct tfrc_rx_hist *h, const u8 a, const u8 b) { const u8 idx_a = tfrc_rx_hist_index(h, a), diff --git a/net/dccp/ccids/lib/packet_history.h b/net/dccp/ccids/lib/packet_history.h index 24edd8d..c7eeda4 100644 --- a/net/dccp/ccids/lib/packet_history.h +++ b/net/dccp/ccids/lib/packet_history.h @@ -118,16 +118,43 @@ static inline struct tfrc_rx_hist_entry * return h->ring[h->loss_start]; } +/* initialise loss detection and disable RTT sampling */ +static inline void tfrc_rx_hist_loss_indicated(struct tfrc_rx_hist *h) +{ + h->loss_count = 1; +} + +/* indicate whether previously a packet was detected missing */ +static inline int tfrc_rx_hist_loss_pending(const struct tfrc_rx_hist *h) +{ + return h->loss_count; +} + +/* any data packets missing between last reception and skb ? */ +static inline int tfrc_rx_hist_new_loss_indicated(struct tfrc_rx_hist *h, + const struct sk_buff *skb, + u32 ndp) +{ + int delta = dccp_delta_seqno(tfrc_rx_hist_last_rcv(h)->tfrchrx_seqno, + DCCP_SKB_CB(skb)->dccpd_seq); + + if (delta > 1 && ndp < delta) + tfrc_rx_hist_loss_indicated(h); + + return tfrc_rx_hist_loss_pending(h); +} + extern void tfrc_rx_hist_add_packet(struct tfrc_rx_hist *h, const struct sk_buff *skb, const u32 ndp); extern int tfrc_rx_hist_duplicate(struct tfrc_rx_hist *h, struct sk_buff *skb); -extern int tfrc_rx_hist_new_loss_indicated(struct tfrc_rx_hist *h, - const struct sk_buff *skb, u32 ndp); + struct tfrc_loss_hist; -extern int tfrc_rx_handle_loss(struct tfrc_rx_hist *, struct tfrc_loss_hist *, +extern int tfrc_rx_handle_loss(struct tfrc_rx_hist *h, + struct tfrc_loss_hist *lh, struct sk_buff *skb, u32 ndp, - u32 (*first_li)(struct sock *), struct sock *); + u32 (*first_li)(struct sock *sk), + struct sock *sk); extern u32 tfrc_rx_hist_sample_rtt(struct tfrc_rx_hist *h, const struct sk_buff *skb); extern int tfrc_rx_hist_alloc(struct tfrc_rx_hist *h); |