In this patch we introduce the extension TFRC faster restart.
Signed-off-by: Ian McDonald <ian.mcdonald@xxxxxxxxxxx>
---
diff --git a/net/dccp/ccids/ccid3.h b/net/dccp/ccids/ccid3.h
index 5a23b62..6de73f7 100644
--- a/net/dccp/ccids/ccid3.h
+++ b/net/dccp/ccids/ccid3.h
@@ -116,6 +116,7 @@ struct ccid3_hc_tx_sock {
u32 ccid3hctx_delta;
struct tfrc_tx_hist_head ccid3hctx_hist;
struct ccid3_options_received ccid3hctx_options_received;
+ u8 ccid3hctx_extensions;
};
static inline struct ccid3_hc_tx_sock *ccid3_hc_tx_sk(const struct sock *sk)
@@ -153,6 +154,7 @@ enum ccid3_fback_type {
* @ccid3hcrx_li_hist - Loss Interval database, exported by TFRC module
* @ccid3hcrx_s - Received packet size in bytes
* @ccid3hcrx_pinv - Inverse of Loss Event Rate (RFC 4342, sec. 8.5)
+ * @ccid3hcrx_extensions - what extensions to CCID3 are used
*/
struct ccid3_hc_rx_sock {
u8 ccid3hcrx_last_counter:4;
@@ -165,6 +167,7 @@ struct ccid3_hc_rx_sock {
struct tfrc_loss_hist ccid3hcrx_li_hist;
u16 ccid3hcrx_s;
#define ccid3hcrx_pinv ccid3hcrx_li_hist.i_mean
+ u8 ccid3hcrx_extensions;
};
static inline struct ccid3_hc_rx_sock *ccid3_hc_rx_sk(const struct sock *sk)
diff --git a/net/dccp/ccids/lib/tfrc.h b/net/dccp/ccids/lib/tfrc.h
index 6241e4a..0c25487 100644
--- a/net/dccp/ccids/lib/tfrc.h
+++ b/net/dccp/ccids/lib/tfrc.h
@@ -61,4 +61,6 @@ static inline u32 tfrc_ewma(const u32 avg, const u32 newval,
const u8 weight)
extern u32 tfrc_calc_x(u16 s, u32 R, u32 p);
extern u32 tfrc_calc_x_reverse_lookup(u32 fvalue);
+#define TFRC_EXT_FASTER_RESTART 1
+
#endif /* _TFRC_H_ */
-
To unsubscribe from this list: send the line "unsubscribe dccp" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
