diff options
Diffstat (limited to 'net/dccp/ccids/lib/packet_history.h')
| -rw-r--r-- | net/dccp/ccids/lib/packet_history.h | 13 |
1 files changed, 12 insertions, 1 deletions
diff --git a/net/dccp/ccids/lib/packet_history.h b/net/dccp/ccids/lib/packet_history.h index ba5832bbc34..6552be63cb0 100644 --- a/net/dccp/ccids/lib/packet_history.h +++ b/net/dccp/ccids/lib/packet_history.h @@ -93,7 +93,8 @@ struct tfrc_rx_hist_entry { * @rtt_sample_prev: Used during RTT sampling, points to candidate entry * @rtt_estimate: Receiver RTT estimate * @packet_size: Packet size in bytes (as per RFC 3448, 3.1) - * @bytes_recvd: Number of bytes received since last sending feedback + * @bytes_recvd: Number of bytes received since @bytes_start + * @bytes_start: Start time for counting @bytes_recvd */ struct tfrc_rx_hist { struct tfrc_rx_hist_entry *ring[TFRC_NDUPACK + 1]; @@ -105,6 +106,7 @@ struct tfrc_rx_hist { /* Receiver sampling of application payload lengths */ u32 packet_size, bytes_recvd; + ktime_t bytes_start; }; /** @@ -169,6 +171,15 @@ static inline u32 tfrc_rx_hist_rtt(const struct tfrc_rx_hist *h) return h->rtt_estimate; } +static inline void tfrc_rx_hist_restart_byte_counter(struct tfrc_rx_hist *h) +{ + h->bytes_recvd = 0; + h->bytes_start = ktime_get_real(); +} + +extern u32 tfrc_rx_hist_x_recv(struct tfrc_rx_hist *h, const u32 last_x_recv); + + extern void tfrc_rx_hist_add_packet(struct tfrc_rx_hist *h, const struct sk_buff *skb, const u64 ndp); |