Date: Tue, 18 May 2010 03:27:33 +0000 (UTC) From: "Bjoern A. Zeeb" <bz@FreeBSD.org> To: Pyun YongHyeon <yongari@FreeBSD.org> Cc: svn-src-head@freebsd.org, svn-src-all@freebsd.org, src-committers@freebsd.org Subject: Re: svn commit: r207851 - head/sys/dev/sge Message-ID: <20100518032628.S23815@maildrop.int.zabbadoz.net> In-Reply-To: <201005101714.o4AHEFuu015079@svn.freebsd.org>
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On Mon, 10 May 2010, Pyun YongHyeon wrote: > Author: yongari > Date: Mon May 10 17:14:14 2010 > New Revision: 207851 > URL: http://svn.freebsd.org/changeset/base/207851 > > Log: > Implement TSO and TSO over VLAN. Increase number of allowed > fragmentation of mbuf chain to 32 from 16 because TSO can send 64KB > sized packet which in turn requires long list of mbuf chain. Due to > lack of documentation, I'm not sure whether driver have to pull up > ethernet/IP/TCP header with options to make controller work but > driver have to parse TCP header to update pseudo TCP checksum > anyway. The controller expects pseudo TCP checksum computed by > upper stack and the checksum should follow the MS NDIS > specification to make TSO work. > > Tested by: xclin <xclin <> cs dot nctu dot edu dot tw > This brings in INET as a dependency for the driver and fails on my nooptions INET nooptions INET6 kernels (in_pseudo()). /bz -- Bjoern A. Zeeb (from 21) Micky Rosa: But as we've all said, this game is about the past and the future, and tonight we forget about the past. We just focus on the future.home | help
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