diff options
| author | Eric Dumazet | 2017-05-16 23:00:03 +0200 |
|---|---|---|
| committer | David S. Miller | 2017-05-17 22:06:01 +0200 |
| commit | d635fbe27ebee0f4b845abe5e9620c9400785a5c (patch) | |
| tree | 76982f9042c717aef9be65f1ede08c128a8dea09 /net/ipv4/tcp_output.c | |
| parent | dccp: do not use tcp_time_stamp (diff) | |
| download | kernel-qcow2-linux-d635fbe27ebee0f4b845abe5e9620c9400785a5c.tar.gz kernel-qcow2-linux-d635fbe27ebee0f4b845abe5e9620c9400785a5c.tar.xz kernel-qcow2-linux-d635fbe27ebee0f4b845abe5e9620c9400785a5c.zip | |
tcp: use tcp_jiffies32 to feed tp->lsndtime
Use tcp_jiffies32 instead of tcp_time_stamp to feed
tp->lsndtime.
tcp_time_stamp will soon be a litle bit more expensive
than simply reading 'jiffies'.
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_output.c')
| -rw-r--r-- | net/ipv4/tcp_output.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c index 4c8a6eaba6b3..be9f8f483e21 100644 --- a/net/ipv4/tcp_output.c +++ b/net/ipv4/tcp_output.c @@ -160,7 +160,7 @@ static void tcp_event_data_sent(struct tcp_sock *tp, struct sock *sk) { struct inet_connection_sock *icsk = inet_csk(sk); - const u32 now = tcp_time_stamp; + const u32 now = tcp_jiffies32; if (tcp_packets_in_flight(tp) == 0) tcp_ca_event(sk, CA_EVENT_TX_START); @@ -1918,7 +1918,7 @@ static bool tcp_tso_should_defer(struct sock *sk, struct sk_buff *skb, /* Avoid bursty behavior by allowing defer * only if the last write was recent. */ - if ((s32)(tcp_time_stamp - tp->lsndtime) > 0) + if ((s32)(tcp_jiffies32 - tp->lsndtime) > 0) goto send_now; in_flight = tcp_packets_in_flight(tp); |