[DCCP] CCID3: Stop using dccp_timestamp

Now to convert the ackvec code to ktime_t so that we can get rid of
dccp_timestamp and the epoch thing in dccp_sock.

Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 4 insertions, 7 deletions

diff --git a/net/dccp/ccids/ccid3.c b/net/dccp/ccids/ccid3.c
index 3524328db0b9..6b12e9faef30 100644
--- a/net/dccp/ccids/ccid3.c
+++ b/net/dccp/ccids/ccid3.c
@@ -388,7 +388,6 @@ static void ccid3_hc_tx_packet_sent(struct sock *sk, int more,
                                     unsigned int len)
 {
         struct ccid3_hc_tx_sock *hctx = ccid3_hc_tx_sk(sk);
-        struct timeval now;
         struct dccp_tx_hist_entry *packet;
 
         BUG_ON(hctx == NULL);
@@ -402,8 +401,7 @@ static void ccid3_hc_tx_packet_sent(struct sock *sk, int more,
         }
         dccp_tx_hist_add_entry(&hctx->ccid3hctx_hist, packet);
 
-        dccp_timestamp(sk, &now);
-        packet->dccphtx_tstamp = now;
+        packet->dccphtx_tstamp = ktime_to_timeval(ktime_get_real());
         packet->dccphtx_seqno  = dccp_sk(sk)->dccps_gss;
         packet->dccphtx_rtt    = hctx->ccid3hctx_rtt;
         packet->dccphtx_sent   = 1;
@@ -729,8 +727,7 @@ static void ccid3_hc_rx_send_feedback(struct sock *sk)
         struct ccid3_hc_rx_sock *hcrx = ccid3_hc_rx_sk(sk);
         struct dccp_sock *dp = dccp_sk(sk);
         struct dccp_rx_hist_entry *packet;
-        struct timeval tnow;
-        ktime_t now;
+        ktime_t now, t_hist;
         suseconds_t delta;
 
         ccid3_pr_debug("%s(%p) - entry \n", dccp_role(sk), sk);
@@ -765,8 +762,8 @@ static void ccid3_hc_rx_send_feedback(struct sock *sk)
         hcrx->ccid3hcrx_bytes_recv           = 0;
 
         /* Elapsed time information [RFC 4340, 13.2] in units of 10 * usecs */
-        tnow = ktime_to_timeval(now);
-        delta = timeval_delta(&tnow, &packet->dccphrx_tstamp);
+        t_hist = timeval_to_ktime(packet->dccphrx_tstamp);
+        delta = ktime_us_delta(now, t_hist);
         DCCP_BUG_ON(delta < 0);
         hcrx->ccid3hcrx_elapsed_time = delta / 10;