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Date:      Wed, 30 May 2007 17:14:21 -0700
From:      "Kip Macy" <kip.macy@gmail.com>
To:        "Jack Vogel" <jfvogel@gmail.com>
Cc:        freebsd-net <freebsd-net@freebsd.org>
Subject:   Re: driver packet coalesce
Message-ID:  <b1fa29170705301714mee6649ayabfd0c13a16a585b@mail.gmail.com>
In-Reply-To: <2a41acea0705301645x65e68e8q23c1b91d5f460ea3@mail.gmail.com>
References:  <2a41acea0705301645x65e68e8q23c1b91d5f460ea3@mail.gmail.com>

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On 5/30/07, Jack Vogel <jfvogel@gmail.com> wrote:
> Does any driver do this now? And if a driver were to coalesce
> packets and send something up the stack that violates mss
> will it barf?

mxge has a working implementation, cxgb's is bit-rotted at this
instant. I'm going to add an mbuf flag to bypass the MTU check. Andre
says he intends to add generalized support for this in ifnet at some
point, but I think he is very busy right now.

 -Kip



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