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-rw-r--r--include/linux/dccp.h10
1 files changed, 7 insertions, 3 deletions
diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index 7434a8353e2..749f01ccd26 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -165,8 +165,10 @@ enum {
DCCPO_TIMESTAMP_ECHO = 42,
DCCPO_ELAPSED_TIME = 43,
DCCPO_MAX = 45,
- DCCPO_MIN_CCID_SPECIFIC = 128,
- DCCPO_MAX_CCID_SPECIFIC = 255,
+ DCCPO_MIN_RX_CCID_SPECIFIC = 128, /* from sender to receiver */
+ DCCPO_MAX_RX_CCID_SPECIFIC = 191,
+ DCCPO_MIN_TX_CCID_SPECIFIC = 192, /* from receiver to sender */
+ DCCPO_MAX_TX_CCID_SPECIFIC = 255,
};
/* maximum size of a single TLV-encoded DCCP option (sans type/len bytes) */
#define DCCP_SINGLE_OPT_MAXLEN 253
@@ -460,7 +462,8 @@ struct dccp_ackvec;
* @dccps_hc_rx_insert_options - receiver wants to add options when acking
* @dccps_hc_tx_insert_options - sender wants to add options when sending
* @dccps_server_timewait - server holds timewait state on close (RFC 4340, 8.3)
- * @dccps_xmit_timer - timer for when CCID is not ready to send
+ * @dccps_xmitlet - tasklet scheduled by the TX CCID to dequeue data packets
+ * @dccps_xmit_timer - used by the TX CCID to delay sending (rate-based pacing)
* @dccps_syn_rtt - RTT sample from Request/Response exchange (in usecs)
*/
struct dccp_sock {
@@ -500,6 +503,7 @@ struct dccp_sock {
__u8 dccps_hc_rx_insert_options:1;
__u8 dccps_hc_tx_insert_options:1;
__u8 dccps_server_timewait:1;
+ struct tasklet_struct dccps_xmitlet;
struct timer_list dccps_xmit_timer;
};