* [PATCH net-next] tcp: cdg: use div_u64()
@ 2015-06-12 15:24 Kenneth Klette Jonassen
2015-06-14 19:58 ` David Miller
0 siblings, 1 reply; 2+ messages in thread
From: Kenneth Klette Jonassen @ 2015-06-12 15:24 UTC (permalink / raw)
To: netdev; +Cc: Kenneth Klette Jonassen
Fixes cross-compile to mips.
Signed-off-by: Kenneth Klette Jonassen <kennetkl@ifi.uio.no>
---
Fixes build error for mips-allyesconfig:
net/built-in.o: In function `tcp_cdg_cong_avoid':
>> tcp_cdg.c:(.text+0x217774): undefined reference to `__udivdi3'
https://lists.01.org/pipermail/kbuild-all/2015-June/010142.html
---
net/ipv4/tcp_cdg.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/ipv4/tcp_cdg.c b/net/ipv4/tcp_cdg.c
index a52ce2d..8c6fd3d 100644
--- a/net/ipv4/tcp_cdg.c
+++ b/net/ipv4/tcp_cdg.c
@@ -145,7 +145,7 @@ static void tcp_cdg_hystart_update(struct sock *sk)
return;
if (hystart_detect & HYSTART_ACK_TRAIN) {
- u32 now_us = local_clock() / NSEC_PER_USEC;
+ u32 now_us = div_u64(local_clock(), NSEC_PER_USEC);
if (ca->last_ack == 0 || !tcp_is_cwnd_limited(sk)) {
ca->last_ack = now_us;
--
2.1.0
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2015-06-12 15:24 [PATCH net-next] tcp: cdg: use div_u64() Kenneth Klette Jonassen
2015-06-14 19:58 ` David Miller
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