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authorDavid Vrabel <david.vrabel@csr.com>2008-11-19 14:48:07 +0000
committerDavid Vrabel <david.vrabel@csr.com>2008-11-19 14:48:07 +0000
commitdba0a918722ee0f0ba3442575e4448c3ab622be4 (patch)
treefdb466cf09e7916135098d651b18924b2fe9ba5f /net/ipv4/tcp_htcp.c
parent0996e6382482ce9014787693d3884e9468153a5c (diff)
parent7f0f598a0069d1ab072375965a4b69137233169c (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into for-upstream
Diffstat (limited to 'net/ipv4/tcp_htcp.c')
-rw-r--r--net/ipv4/tcp_htcp.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/net/ipv4/tcp_htcp.c b/net/ipv4/tcp_htcp.c
index af99776146f..937549b8a92 100644
--- a/net/ipv4/tcp_htcp.c
+++ b/net/ipv4/tcp_htcp.c
@@ -69,9 +69,12 @@ static u32 htcp_cwnd_undo(struct sock *sk)
const struct tcp_sock *tp = tcp_sk(sk);
struct htcp *ca = inet_csk_ca(sk);
- ca->last_cong = ca->undo_last_cong;
- ca->maxRTT = ca->undo_maxRTT;
- ca->old_maxB = ca->undo_old_maxB;
+ if (ca->undo_last_cong) {
+ ca->last_cong = ca->undo_last_cong;
+ ca->maxRTT = ca->undo_maxRTT;
+ ca->old_maxB = ca->undo_old_maxB;
+ ca->undo_last_cong = 0;
+ }
return max(tp->snd_cwnd, (tp->snd_ssthresh << 7) / ca->beta);
}
@@ -268,7 +271,10 @@ static void htcp_state(struct sock *sk, u8 new_state)
case TCP_CA_Open:
{
struct htcp *ca = inet_csk_ca(sk);
- ca->last_cong = jiffies;
+ if (ca->undo_last_cong) {
+ ca->last_cong = jiffies;
+ ca->undo_last_cong = 0;
+ }
}
break;
case TCP_CA_CWR: