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-rw-r--r--include/net/sock.h6
-rw-r--r--include/net/tcp.h9
2 files changed, 15 insertions, 0 deletions
diff --git a/include/net/sock.h b/include/net/sock.h
index ff13c4cc287ad..982b4ecd187b9 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1247,6 +1247,12 @@ static inline struct page *sk_stream_alloc_page(struct sock *sk)
(skb != (struct sk_buff *)&(sk)->sk_write_queue); \
skb = skb->next)
+/*from STCP for fast SACK Process*/
+#define sk_stream_for_retrans_queue_from(skb, sk) \
+ for (; (skb != (sk)->sk_send_head) && \
+ (skb != (struct sk_buff *)&(sk)->sk_write_queue); \
+ skb = skb->next)
+
/*
* Default write policy as shown to user space via poll/select/SIGIO
*/
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 6e6f0f3f1dd8c..0f98480119722 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1207,6 +1207,15 @@ static inline void tcp_mib_init(void)
TCP_ADD_STATS_USER(TCP_MIB_MAXCONN, -1);
}
+/*from STCP */
+static inline void clear_all_retrans_hints(struct tcp_sock *tp){
+ tp->lost_skb_hint = NULL;
+ tp->scoreboard_skb_hint = NULL;
+ tp->retransmit_skb_hint = NULL;
+ tp->forward_skb_hint = NULL;
+ tp->fastpath_skb_hint = NULL;
+}
+
/* /proc */
enum tcp_seq_states {
TCP_SEQ_STATE_LISTENING,