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authorEric Dumazet <edumazet@google.com>2017-05-16 14:00:11 -0700
committerDavid S. Miller <davem@davemloft.net>2017-05-17 16:06:01 -0400
commitad5ad69e6b48a7e5cc0391cc57c9e8a93a0c969c (patch)
tree88890a0b258ab19c662f2d5cb38663b2b506d3f0 /net/ipv4/tcp_westwood.c
parent594208afe40c448faca967235691ec04fe9f57e3 (diff)
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@google.com> Acked-by: Soheil Hassas Yeganeh <soheil@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/tcp_westwood.c')
-rw-r--r--net/ipv4/tcp_westwood.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/net/ipv4/tcp_westwood.c b/net/ipv4/tcp_westwood.c
index 9775453b8d17..bec9cafbe3f9 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;
}
}