Commit 84299b3b authored by YOSHIFUJI Hideaki's avatar YOSHIFUJI Hideaki Committed by David S. Miller
Browse files

[TCP]: Fix linkage errors on i386.



To avoid raw division, use ktime_to_timeval() to get usec.
Signed-off-by: default avatarYOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 1f9eda7e
......@@ -259,6 +259,12 @@ static inline s64 ktime_to_ns(const ktime_t kt)
#endif
static inline s64 ktime_to_us(const ktime_t kt)
{
struct timeval tv = ktime_to_timeval(kt);
return (s64) tv.tv_sec * USEC_PER_SEC + tv.tv_usec;
}
/*
* The resolution of the clocks. The resolution value is returned in
* the clock_getres() system call to give application programmers an
......
......@@ -90,7 +90,7 @@ static void tcp_illinois_acked(struct sock *sk, u32 pkts_acked, ktime_t last)
ca->acked = pkts_acked;
rtt = ktime_to_ns(net_timedelta(last)) / NSEC_PER_USEC;
rtt = ktime_to_us(net_timedelta(last));
/* ignore bogus values, this prevents wraparound in alpha math */
if (rtt > RTT_MAX)
......
......@@ -266,7 +266,7 @@ static void tcp_lp_pkts_acked(struct sock *sk, u32 num_acked, ktime_t last)
struct tcp_sock *tp = tcp_sk(sk);
struct lp *lp = inet_csk_ca(sk);
tcp_lp_rtt_sample(sk, ktime_to_ns(net_timedelta(last)) / NSEC_PER_USEC);
tcp_lp_rtt_sample(sk, ktime_to_us(net_timedelta(last)));
/* calc inference */
if (tcp_time_stamp > tp->rx_opt.rcv_tsecr)
......
......@@ -118,7 +118,7 @@ void tcp_vegas_pkts_acked(struct sock *sk, u32 cnt, ktime_t last)
u32 vrtt;
/* Never allow zero rtt or baseRTT */
vrtt = (ktime_to_ns(net_timedelta(last)) / NSEC_PER_USEC) + 1;
vrtt = ktime_to_us(net_timedelta(last)) + 1;
/* Filter to find propagation delay: */
if (vrtt < vegas->baseRTT)
......
......@@ -75,7 +75,7 @@ static void tcp_veno_pkts_acked(struct sock *sk, u32 cnt, ktime_t last)
u32 vrtt;
/* Never allow zero rtt or baseRTT */
vrtt = (ktime_to_ns(net_timedelta(last)) / NSEC_PER_USEC) + 1;
vrtt = ktime_to_us(net_timedelta(last)) + 1;
/* Filter to find propagation delay: */
if (vrtt < veno->basertt)
......
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