diff options
| author | Arnaldo Carvalho de Melo <acme@ghostprotocols.net> | 2007-08-19 17:16:35 -0700 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-10-10 16:48:13 -0700 |
| commit | 9823b7b5542858afe5b6a1e2df83b3847c28f3d6 (patch) | |
| tree | 14be62612143fbcec66cd1b28a1d76564c578453 /net/dccp/input.c | |
| parent | a272378d1128d1c60a463a315646c86d174ff74c (diff) | |
[DCCP]: Convert dccp_sample_rtt to ktime_t
Signed-off-by: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dccp/input.c')
| -rw-r--r-- | net/dccp/input.c | 23 |
1 files changed, 10 insertions, 13 deletions
diff --git a/net/dccp/input.c b/net/dccp/input.c index da6ec185ed5..782cdb7292f 100644 --- a/net/dccp/input.c +++ b/net/dccp/input.c @@ -301,12 +301,10 @@ static int dccp_rcv_request_sent_state_process(struct sock *sk, goto out_invalid_packet; /* Obtain RTT sample from SYN exchange (used by CCID 3) */ - if (dp->dccps_options_received.dccpor_timestamp_echo) { - struct timeval now; - - dccp_timestamp(sk, &now); - dp->dccps_syn_rtt = dccp_sample_rtt(sk, &now, NULL); - } + if (dp->dccps_options_received.dccpor_timestamp_echo) + dp->dccps_syn_rtt = dccp_sample_rtt(sk, + ktime_get_real(), + NULL); if (dccp_msk(sk)->dccpms_send_ack_vector && dccp_ackvec_add(dp->dccps_hc_rx_ackvec, sk, @@ -593,22 +591,21 @@ EXPORT_SYMBOL_GPL(dccp_rcv_state_process); * @t_recv: receive timestamp of packet with timestamp echo * @t_hist: packet history timestamp or NULL */ -u32 dccp_sample_rtt(struct sock *sk, struct timeval *t_recv, - struct timeval *t_hist) +u32 dccp_sample_rtt(struct sock *sk, ktime_t t_recv, ktime_t *t_hist) { struct dccp_sock *dp = dccp_sk(sk); struct dccp_options_received *or = &dp->dccps_options_received; - suseconds_t delta; + s64 delta; if (t_hist == NULL) { if (!or->dccpor_timestamp_echo) { DCCP_WARN("packet without timestamp echo\n"); return DCCP_SANE_RTT_MAX; } - timeval_sub_usecs(t_recv, or->dccpor_timestamp_echo * 10); - delta = timeval_usecs(t_recv); + ktime_sub_us(t_recv, or->dccpor_timestamp_echo * 10); + delta = ktime_to_us(t_recv); } else - delta = timeval_delta(t_recv, t_hist); + delta = ktime_us_delta(t_recv, *t_hist); delta -= or->dccpor_elapsed_time * 10; /* either set or 0 */ @@ -616,7 +613,7 @@ u32 dccp_sample_rtt(struct sock *sk, struct timeval *t_recv, DCCP_WARN("unusable RTT sample %ld, using min\n", (long)delta); return DCCP_SANE_RTT_MIN; } - if (unlikely(delta - (suseconds_t)DCCP_SANE_RTT_MAX > 0)) { + if (unlikely(delta - (s64)DCCP_SANE_RTT_MAX > 0)) { DCCP_WARN("RTT sample %ld too large, using max\n", (long)delta); return DCCP_SANE_RTT_MAX; } |