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-rw-r--r--include/net/tcp.h9
1 files changed, 8 insertions, 1 deletions
diff --git a/include/net/tcp.h b/include/net/tcp.h
index a995004ae946..c614ff135b66 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -774,6 +774,12 @@ struct tcp_skb_cb {
u16 tcp_gso_segs;
u16 tcp_gso_size;
};
+
+ /* Used to stash the receive timestamp while this skb is in the
+ * out of order queue, as skb->tstamp is overwritten by the
+ * rbnode.
+ */
+ ktime_t swtstamp;
};
__u8 tcp_flags; /* TCP header flags. (tcp[13]) */
@@ -790,7 +796,8 @@ struct tcp_skb_cb {
__u8 ip_dsfield; /* IPv4 tos or IPv6 dsfield */
__u8 txstamp_ack:1, /* Record TX timestamp for ack? */
eor:1, /* Is skb MSG_EOR marked? */
- unused:6;
+ has_rxtstamp:1, /* SKB has a RX timestamp */
+ unused:5;
__u32 ack_seq; /* Sequence number ACK'd */
union {
struct {