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Date:      Thu, 31 May 2007 11:54:56 +1200
From:      Andrew Thompson <thompsa@FreeBSD.org>
To:        Jack Vogel <jfvogel@gmail.com>
Cc:        freebsd-net <freebsd-net@freebsd.org>
Subject:   Re: driver packet coalesce
Message-ID:  <20070530235456.GA67464@heff.fud.org.nz>
In-Reply-To: <2a41acea0705301645x65e68e8q23c1b91d5f460ea3@mail.gmail.com>
References:  <2a41acea0705301645x65e68e8q23c1b91d5f460ea3@mail.gmail.com>

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On Wed, May 30, 2007 at 04:45:05PM -0700, Jack Vogel 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?

It would barf for things like bridging where the packet gets spit out a
different interface. The bridge driver already has code to disable
txcsum so it could be made to handle that too.


Andrew



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