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From: "Sam Leffler" <sam@errno.com>
To: "Vincent Jardin" <vjardin@wanadoo.fr>, <freebsd-net@FreeBSD.ORG>
References: <3DF62DBD0032C2ED@mel-rta6.wanadoo.fr> <050301c2a5f2$fc52aae0$52557f42@errno.com> <3DF63117003CB51E@mel-rta9.wanadoo.fr> (added by postmaster@wanadoo.fr)
Subject: Re: Recursive encapsulation could panic the Kernel
Date: Tue, 17 Dec 2002 16:47:18 -0800
Organization: Errno Consulting
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> > In -current mbufs can be tagged (see m_tag* in sys/mbuf.h); this'll let
you
> > do what you want.  I've been slow to MFC them to -stable because there
are
> > some issues with copying packet headers that I want to resolve first.
> >
>
> I thought about m_ext too. I agree that the m_tag looks better. However,
how
> do you plan to solve this copy of packets ?
>

Not sure what you mean, but the tags associated with a packet should be
propagated when packets are copied.  The current code doesn't do this right.
The changes to do this are waiting on a bug fix.

    Sam


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