2 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/tcp.h b/include/linux/tcp.h
index a778ee024590..e64f4c67d0ef 100644
--- a/include/linux/tcp.h
+++ b/include/linux/tcp.h
@@ -105,6 +105,7 @@ enum {
 #define TCP_COOKIE_TRANSACTIONS 15      /* TCP Cookie Transactions */
 #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 */
 
 /* for TCP_INFO socket option */
 #define TCPI_OPT_TIMESTAMPS     1
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index b6d3b55da19b..e4f494b42e06 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -125,6 +125,7 @@ struct inet_connection_sock {
                 int               probe_size;
         } icsk_mtup;
         u32                       icsk_ca_priv[16];
+        u32                       icsk_user_timeout;
 #define ICSK_CA_PRIV_SIZE       (16 * sizeof(u32))
 };