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Date:      Sat, 2 Nov 2013 07:48:24 -0700
From:      Adrian Chadd <adrian@freebsd.org>
To:        Mark R V Murray <mark@grondar.org>
Cc:        "svn-src-head@freebsd.org" <svn-src-head@freebsd.org>, "svn-src-all@freebsd.org" <svn-src-all@freebsd.org>, "src-committers@freebsd.org" <src-committers@freebsd.org>, Bruce Evans <brde@optusnet.com.au>
Subject:   Re: svn commit: r257535 - head/sys/netgraph
Message-ID:  <CAJ-VmokYSTM54trgLqnPg=GMxcvDH6UHR-3fs5TmzON50e5H0g@mail.gmail.com>
In-Reply-To: <0FD2B8FA-7DD7-4626-95F6-BB64B648E81A@grondar.org>
References:  <201311020011.rA20BchL020170@svn.freebsd.org> <20131102151309.A1102@besplex.bde.org> <CAJ-VmokeP5Z2d7jZ-j-Thrh_VuQBKGpKC9nWG%2BQfhR0f6wzF9w@mail.gmail.com> <76BC3F76-ED5E-42F0-BCCE-271EA723698E@grondar.org> <0FD2B8FA-7DD7-4626-95F6-BB64B648E81A@grondar.org>

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Okay. I'll go and re-fix things.

Thanks,


-a

On 2 November 2013 02:44, Mark R V Murray <mark@grondar.org> wrote:
>
> On 2 Nov 2013, at 09:32, Mark R V Murray <mark@grondar.org> wrote:
>>> Mark - did you initially mean the address of the mbuf m_data pointer,
>>> or the data payload itself?
>>
>> As Bruce says - the address of payload data itself. We don=92t have 12-b=
yte pointers in FreeBSD. :-)
>
> Cancel that.
>
> The address passed must be the address of the m_data field in the mbuf st=
ructure. The harvested data is 12 bytes from that address forward, so not t=
he data pointed to by that m_data pointer but the pointer value itself and =
some following junk too.
>
> M
> --
> Mark R V Murray
>



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