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Commit 0d7bef60 authored by Thomas Young's avatar Thomas Young Committed by David S. Miller
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[TCP] Vegas: Remove extra call to tcp_vegas_rtt_calc 



Remove unneeded call to tcp_vegas_rtt_calc. The more accurate
microsecond value has already been registered prior to calling
tcp_vegas_cong_avoid.

Signed-off-by: default avatarThomas Young <tyo@ee.mu.oz.au>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 5b495613

net/ipv4/tcp_vegas.c

+0 −8
Original line number Original line Diff line number Diff line
@@ -215,14 +215,6 @@ static void tcp_vegas_cong_avoid(struct sock *sk, u32 ack, 
		vegas->beg_snd_nxt  = tp->snd_nxt;

		vegas->beg_snd_nxt  = tp->snd_nxt;

		vegas->beg_snd_cwnd = tp->snd_cwnd;

		vegas->beg_snd_cwnd = tp->snd_cwnd;





		/* Take into account the current RTT sample too, to

		 * decrease the impact of delayed acks. This double counts

		 * this sample since we count it for the next window as well,

		 * but that's not too awful, since we're taking the min,

		 * rather than averaging.

		 */

		tcp_vegas_rtt_calc(sk, seq_rtt * 1000);



		/* We do the Vegas calculations only if we got enough RTT

		/* We do the Vegas calculations only if we got enough RTT

		 * samples that we can be reasonably sure that we got

		 * samples that we can be reasonably sure that we got

		 * at least one RTT sample that wasn't from a delayed ACK.

		 * at least one RTT sample that wasn't from a delayed ACK.