Commit fd2bca2a authored by Eric Dumazet's avatar Eric Dumazet Committed by David S. Miller
Browse files

tcp: switch internal pacing timer to CLOCK_TAI 



Next patch will use tcp_wstamp_ns to feed internal
TCP pacing timer, so switch to CLOCK_TAI to share same base.

Signed-off-by: default avatarEric Dumazet <edumazet@google.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent d3edd06e

net/ipv4/tcp_output.c

+1 −1
Original line number Diff line number Diff line
@@ -1007,7 +1007,7 @@ static void tcp_internal_pacing(struct sock *sk, const struct sk_buff *skb) 
	len_ns = (u64)skb->len * NSEC_PER_SEC;

	do_div(len_ns, rate);

	hrtimer_start(&tcp_sk(sk)->pacing_timer,

		      ktime_add_ns(ktime_get(), len_ns),

		      ktime_add_ns(ktime_get_tai_ns(), len_ns),

		      HRTIMER_MODE_ABS_PINNED_SOFT);

	sock_hold(sk);

}

net/ipv4/tcp_timer.c

+1 −1
Original line number Diff line number Diff line
@@ -758,7 +758,7 @@ void tcp_init_xmit_timers(struct sock *sk) 
{

	inet_csk_init_xmit_timers(sk, &tcp_write_timer, &tcp_delack_timer,

				  &tcp_keepalive_timer);

	hrtimer_init(&tcp_sk(sk)->pacing_timer, CLOCK_MONOTONIC,

	hrtimer_init(&tcp_sk(sk)->pacing_timer, CLOCK_TAI,

		     HRTIMER_MODE_ABS_PINNED_SOFT);

	tcp_sk(sk)->pacing_timer.function = tcp_pace_kick;