From: David Miller <davem@davemloft.net>
To: dbaluta@ixiacom.com
Cc: eric.dumazet@gmail.com, kuznet@ms2.inr.ac.ru, jmorris@namei.org,
yoshfuji@linux-ipv6.org, kaber@trash.net, netdev@vger.kernel.org,
luto@amacapital.net, rick.jones2@hp.com
Subject: Re: [RFC v2] tcp: Export TCP Delayed ACK parameters to user
Date: Fri, 28 Oct 2011 17:19:04 -0400 (EDT) [thread overview]
Message-ID: <20111028.171904.1635229691857703124.davem@davemloft.net> (raw)
In-Reply-To: <1319836443-4419-1-git-send-email-dbaluta@ixiacom.com>
From: Daniel Baluta <dbaluta@ixiacom.com>
Date: Sat, 29 Oct 2011 00:14:03 +0300
> +static inline int tcp_delack_thresh(const struct sock *sk)
> +{
> + return inet_csk(sk)->icsk_ack.rcv_mss * sysctl_tcp_delack_segs;
> +}
> +
Please turn this into a shift or something, you're adding a multiply
into a core code path.
next prev parent reply other threads:[~2011-10-28 21:22 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-10-27 23:07 [RFC] tcp: Export TCP Delayed ACK parameters to user Daniel Baluta
2011-10-28 0:01 ` Eric Dumazet
2011-10-28 8:01 ` Daniel Baluta
2011-10-28 8:44 ` Eric Dumazet
2011-10-28 16:38 ` Rick Jones
2011-10-28 21:14 ` [RFC v2] " Daniel Baluta
2011-10-28 21:19 ` David Miller [this message]
2011-10-28 21:35 ` Daniel Baluta
2011-10-28 22:31 ` David Miller
2011-10-28 22:40 ` Rick Jones
2011-10-29 2:24 ` David Miller
2011-10-29 12:32 ` Daniel Baluta
2011-10-30 4:13 ` David Miller
2011-10-31 18:10 ` Rick Jones
2011-10-31 20:02 ` Daniel Baluta
2011-10-31 21:29 ` Rick Jones
2011-10-28 21:53 ` Andy Lutomirski
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