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Date: Mon, 22 Jun 2015 15:22:43 -0700
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Subject: Re: svn commit: r284710 - head/sys/netinet
From: NGie Cooper <yaneurabeya@gmail.com>
To: Hiren Panchasara <hiren@freebsd.org>
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On Mon, Jun 22, 2015 at 2:53 PM, Hiren Panchasara <hiren@freebsd.org> wrote:
> Author: hiren
> Date: Mon Jun 22 21:53:55 2015
> New Revision: 284710
> URL: https://svnweb.freebsd.org/changeset/base/284710
>
> Log:
>   Fix a typo: s/iff/if/
>
>   Sponsored by:     Limelight Networks
>
> Modified:
>   head/sys/netinet/tcp_input.c
>
> Modified: head/sys/netinet/tcp_input.c
> ==============================================================================
> --- head/sys/netinet/tcp_input.c        Mon Jun 22 20:24:59 2015        (r284709)
> +++ head/sys/netinet/tcp_input.c        Mon Jun 22 21:53:55 2015        (r284710)
> @@ -2476,7 +2476,7 @@ tcp_do_segment(struct mbuf *m, struct tc
>
>                                                 /*
>                                                  * Compute the amount of data in flight first.
> -                                                * We can inject new data into the pipe iff
> +                                                * We can inject new data into the pipe if
>                                                  * we have less than 1/2 the original window's
>                                                  * worth of data in flight.
>                                                  */

iff sometimes means "if and only if":
http://encyclopedia.thefreedictionary.com/If+and+Only+If