On Fri, 2015-07-24 at 19:47 -0700, Lawrence Brakmo wrote:
> Replace 2 arguments (cnt and rtt) in the congestion control modules'
> pkts_acked() function with a struct. This will allow adding more
> information without having to modify existing congestion control
> modules (tcp_nv in particular needs bytes in flight when packet
> was sent).
>
>
> +struct ack_sample {
> + u32 pkts_acked;
> + s32 rtt_us;
> +};
> +
> struct tcp_congestion_ops {
> struct list_head list;
> u32 key;
> @@ -857,7 +862,7 @@ struct tcp_congestion_ops {
> /* new value of cwnd after loss (optional) */
> u32 (*undo_cwnd)(struct sock *sk);
> /* hook for packet ack accounting (optional) */
> - void (*pkts_acked)(struct sock *sk, u32 num_acked, s32 rtt_us);
> + void (*pkts_acked)(struct sock *sk, struct ack_sample *sample);
This probably should be a const struct ack_sample *sample ?
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