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Message-Id: <20170516210014.31176-13-edumazet@google.com> Date: Tue, 16 May 2017 14:00:11 -0700 From: Eric Dumazet <edumazet@...gle.com> To: "David S . Miller" <davem@...emloft.net>, Neal Cardwell <ncardwell@...gle.com>, Yuchung Cheng <ycheng@...gle.com>, Soheil Hassas Yeganeh <soheil@...gle.com>, Wei Wang <weiwan@...gle.com> Cc: netdev <netdev@...r.kernel.org>, Eric Dumazet <edumazet@...gle.com>, Eric Dumazet <eric.dumazet@...il.com> Subject: [PATCH net-next 12/15] tcp_westwood: use tcp_jiffies32 instead of tcp_time_stamp This CC does not need 1 ms tcp_time_stamp and can use the jiffy based 'timestamp'. Signed-off-by: Eric Dumazet <edumazet@...gle.com> --- net/ipv4/tcp_westwood.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) diff --git a/net/ipv4/tcp_westwood.c b/net/ipv4/tcp_westwood.c index 9775453b8d174c848dc09df83d1fa185422cd8cc..bec9cafbe3f92938e5d79d743d629b2f33464418 100644 --- a/net/ipv4/tcp_westwood.c +++ b/net/ipv4/tcp_westwood.c @@ -68,7 +68,7 @@ static void tcp_westwood_init(struct sock *sk) w->cumul_ack = 0; w->reset_rtt_min = 1; w->rtt_min = w->rtt = TCP_WESTWOOD_INIT_RTT; - w->rtt_win_sx = tcp_time_stamp; + w->rtt_win_sx = tcp_jiffies32; w->snd_una = tcp_sk(sk)->snd_una; w->first_ack = 1; } @@ -116,7 +116,7 @@ static void tcp_westwood_pkts_acked(struct sock *sk, static void westwood_update_window(struct sock *sk) { struct westwood *w = inet_csk_ca(sk); - s32 delta = tcp_time_stamp - w->rtt_win_sx; + s32 delta = tcp_jiffies32 - w->rtt_win_sx; /* Initialize w->snd_una with the first acked sequence number in order * to fix mismatch between tp->snd_una and w->snd_una for the first @@ -140,7 +140,7 @@ static void westwood_update_window(struct sock *sk) westwood_filter(w, delta); w->bk = 0; - w->rtt_win_sx = tcp_time_stamp; + w->rtt_win_sx = tcp_jiffies32; } } -- 2.13.0.303.g4ebf302169-goog
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