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authorEric Dumazet <edumazet@google.com>2014-05-02 21:18:05 -0700
committerDavid S. Miller <davem@davemloft.net>2014-05-03 19:23:07 -0400
commit249015515fe3fc9818d86cb5c83bbc92505ad7dc (patch)
tree98db6ccb0d19abccf3c0745551ee1bc5a8076fb3 /net/ipv4/tcp_veno.c
parente114a710aa5058c0ba4aa1dfb105132aefeb5e04 (diff)
downloadlinux-249015515fe3fc9818d86cb5c83bbc92505ad7dc.tar.bz2
tcp: remove in_flight parameter from cong_avoid() methods
Commit e114a710aa505 ("tcp: fix cwnd limited checking to improve congestion control") obsoleted in_flight parameter from tcp_is_cwnd_limited() and its callers. This patch does the removal as promised. Signed-off-by: Eric Dumazet <edumazet@google.com> Acked-by: Neal Cardwell <ncardwell@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_veno.c')
-rw-r--r--net/ipv4/tcp_veno.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/net/ipv4/tcp_veno.c b/net/ipv4/tcp_veno.c
index 1b8e28fcd7e1..27b9825753d1 100644
--- a/net/ipv4/tcp_veno.c
+++ b/net/ipv4/tcp_veno.c
@@ -114,19 +114,18 @@ static void tcp_veno_cwnd_event(struct sock *sk, enum tcp_ca_event event)
tcp_veno_init(sk);
}
-static void tcp_veno_cong_avoid(struct sock *sk, u32 ack, u32 acked,
- u32 in_flight)
+static void tcp_veno_cong_avoid(struct sock *sk, u32 ack, u32 acked)
{
struct tcp_sock *tp = tcp_sk(sk);
struct veno *veno = inet_csk_ca(sk);
if (!veno->doing_veno_now) {
- tcp_reno_cong_avoid(sk, ack, acked, in_flight);
+ tcp_reno_cong_avoid(sk, ack, acked);
return;
}
/* limited by applications */
- if (!tcp_is_cwnd_limited(sk, in_flight))
+ if (!tcp_is_cwnd_limited(sk))
return;
/* We do the Veno calculations only if we got enough rtt samples */
@@ -134,7 +133,7 @@ static void tcp_veno_cong_avoid(struct sock *sk, u32 ack, u32 acked,
/* We don't have enough rtt samples to do the Veno
* calculation, so we'll behave like Reno.
*/
- tcp_reno_cong_avoid(sk, ack, acked, in_flight);
+ tcp_reno_cong_avoid(sk, ack, acked);
} else {
u64 target_cwnd;
u32 rtt;