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[TCP]: Remove num_acked>0 checks from cong.ctrl mods pkts_acked

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There is no need for such check in pkts_acked because the
callback is not invoked unless at least one segment got fully
ACKed (i.e., the snd_una moved past skb's end_seq) by the
cumulative ACK's snd_una advancement.

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ilpo Järvinen 2007-05-31 10:16:47 +03:00 committed by David S. Miller
parent af610b4ca1
commit 35e8694198
2 changed files with 2 additions and 2 deletions
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2
net/ipv4/tcp_bic.c
View file

@ -210,7 +210,7 @@ static void bictcp_acked(struct sock *sk, u32 cnt, s32 rtt)
{
const struct inet_connection_sock *icsk = inet_csk(sk);
if (cnt > 0 && icsk->icsk_ca_state == TCP_CA_Open) {
if (icsk->icsk_ca_state == TCP_CA_Open) {
struct bictcp *ca = inet_csk_ca(sk);
cnt -= ca->delayed_ack >> ACK_RATIO_SHIFT;
ca->delayed_ack += cnt;

2
net/ipv4/tcp_cubic.c
View file

@ -314,7 +314,7 @@ static void bictcp_acked(struct sock *sk, u32 cnt, s32 rtt_us)
struct bictcp *ca = inet_csk_ca(sk);
u32 delay;
if (cnt > 0 && icsk->icsk_ca_state == TCP_CA_Open) {
if (icsk->icsk_ca_state == TCP_CA_Open) {
cnt -= ca->delayed_ack >> ACK_RATIO_SHIFT;
ca->delayed_ack += cnt;
}