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authorEric Dumazet <edumazet@google.com>2017-05-16 14:00:03 -0700
committerDavid S. Miller <davem@davemloft.net>2017-05-17 16:06:01 -0400
commitd635fbe27ebee0f4b845abe5e9620c9400785a5c (patch)
tree76982f9042c717aef9be65f1ede08c128a8dea09 /net/ipv4/tcp_cubic.c
parentdccp: do not use tcp_time_stamp (diff)
downloadlinux-dev-d635fbe27ebee0f4b845abe5e9620c9400785a5c.tar.xz
linux-dev-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_cubic.c')
-rw-r--r--net/ipv4/tcp_cubic.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/ipv4/tcp_cubic.c b/net/ipv4/tcp_cubic.c
index 0683ba447d77..2052ca740916 100644
--- a/net/ipv4/tcp_cubic.c
+++ b/net/ipv4/tcp_cubic.c
@@ -155,7 +155,7 @@ static void bictcp_cwnd_event(struct sock *sk, enum tcp_ca_event event)
{
if (event == CA_EVENT_TX_START) {
struct bictcp *ca = inet_csk_ca(sk);
- u32 now = tcp_time_stamp;
+ u32 now = tcp_jiffies32;
s32 delta;
delta = now - tcp_sk(sk)->lsndtime;