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-rw-r--r--include/linux/tcp.h22
1 files changed, 21 insertions, 1 deletions
diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index b6c62d294380..d9b42c5be088 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -106,6 +106,22 @@ enum {
#define TCP_THIN_LINEAR_TIMEOUTS 16 /* Use linear timeouts for thin streams*/
#define TCP_THIN_DUPACK 17 /* Fast retrans. after 1 dupack */
#define TCP_USER_TIMEOUT 18 /* How long for loss retry before timeout */
+#define TCP_REPAIR 19 /* TCP sock is under repair right now */
+#define TCP_REPAIR_QUEUE 20
+#define TCP_QUEUE_SEQ 21
+#define TCP_REPAIR_OPTIONS 22
+
+struct tcp_repair_opt {
+ __u32 opt_code;
+ __u32 opt_val;
+};
+
+enum {
+ TCP_NO_QUEUE,
+ TCP_RECV_QUEUE,
+ TCP_SEND_QUEUE,
+ TCP_QUEUES_NR,
+};
/* for TCP_INFO socket option */
#define TCPI_OPT_TIMESTAMPS 1
@@ -353,7 +369,11 @@ struct tcp_sock {
u8 nonagle : 4,/* Disable Nagle algorithm? */
thin_lto : 1,/* Use linear timeouts for thin streams */
thin_dupack : 1,/* Fast retransmit on first dupack */
- unused : 2;
+ repair : 1,
+ unused : 1;
+ u8 repair_queue;
+ u8 do_early_retrans:1,/* Enable RFC5827 early-retransmit */
+ early_retrans_delayed:1; /* Delayed ER timer installed */
/* RTT measurement */
u32 srtt; /* smoothed round trip time << 3 */