Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=84299b3bc4eaedc0734fcc9052b01291e44445fc
Commit: 84299b3bc4eaedc0734fcc9052b01291e44445fc
Parent: 1f9eda7e2b67898fb8e79b3aa3880211b51235e6
Author: YOSHIFUJI Hideaki <[EMAIL PROTECTED]>
AuthorDate: Tue Apr 24 16:21:38 2007 -0700
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Wed Apr 25 22:29:49 2007 -0700
[TCP]: Fix linkage errors on i386.
To avoid raw division, use ktime_to_timeval() to get usec.
Signed-off-by: YOSHIFUJI Hideaki <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
include/linux/ktime.h | 6 ++++++
net/ipv4/tcp_illinois.c | 2 +-
net/ipv4/tcp_lp.c | 2 +-
net/ipv4/tcp_vegas.c | 2 +-
net/ipv4/tcp_veno.c | 2 +-
5 files changed, 10 insertions(+), 4 deletions(-)
diff --git a/include/linux/ktime.h b/include/linux/ktime.h
index 248305b..81bb9c7 100644
--- a/include/linux/ktime.h
+++ b/include/linux/ktime.h
@@ -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
diff --git a/net/ipv4/tcp_illinois.c b/net/ipv4/tcp_illinois.c
index 8e31659..4adc47c 100644
--- a/net/ipv4/tcp_illinois.c
+++ b/net/ipv4/tcp_illinois.c
@@ -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)
diff --git a/net/ipv4/tcp_lp.c b/net/ipv4/tcp_lp.c
index b4e062a..43294ad 100644
--- a/net/ipv4/tcp_lp.c
+++ b/net/ipv4/tcp_lp.c
@@ -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)
diff --git a/net/ipv4/tcp_vegas.c b/net/ipv4/tcp_vegas.c
index 0f0ee7f..73e19cf 100644
--- a/net/ipv4/tcp_vegas.c
+++ b/net/ipv4/tcp_vegas.c
@@ -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)
diff --git a/net/ipv4/tcp_veno.c b/net/ipv4/tcp_veno.c
index 0b50d06..9edb340 100644
--- a/net/ipv4/tcp_veno.c
+++ b/net/ipv4/tcp_veno.c
@@ -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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