Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751864AbYHNBiO (ORCPT ); Wed, 13 Aug 2008 21:38:14 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751479AbYHNBhz (ORCPT ); Wed, 13 Aug 2008 21:37:55 -0400 Received: from 74-93-104-97-Washington.hfc.comcastbusiness.net ([74.93.104.97]:49794 "EHLO sunset.davemloft.net" rhost-flags-OK-FAIL-OK-OK) by vger.kernel.org with ESMTP id S1751449AbYHNBhy (ORCPT ); Wed, 13 Aug 2008 21:37:54 -0400 Date: Wed, 13 Aug 2008 18:37:55 -0700 (PDT) Message-Id: <20080813.183755.72334968.davem@davemloft.net> To: tom@opengridcomputing.com Cc: rdreier@cisco.com, rick.jones2@hp.com, jgarzik@pobox.com, swise@opengridcomputing.com, divy@chelsio.com, kxie@chelsio.com, netdev@vger.kernel.org, open-iscsi@googlegroups.com, michaelc@cs.wisc.edu, daisyc@us.ibm.com, wenxiong@us.ibm.com, bhua@us.ibm.com, dm@chelsio.com, leedom@chelsio.com, linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [RFC][PATCH 1/1] cxgb3i: cxgb3 iSCSI initiator From: David Miller In-Reply-To: <48A389DB.9050002@opengridcomputing.com> References: <20080813.161237.10205799.davem@davemloft.net> <48A389DB.9050002@opengridcomputing.com> X-Mailer: Mew version 5.2 on Emacs 22.1 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 880 Lines: 20 From: Tom Tucker Date: Wed, 13 Aug 2008 20:26:51 -0500 > Can you explain how this "information" somehow doesn't qualify as > "state". Doesn't the next expected sequence number at the very least > need to be updated? una? etc...? > > Could you also include the "non-state-full" information necessary to do > iSCSI header digest validation, data placement, and marker removal? It's stateless because the full packet traverses the real networking stack and thus can be treated like any other packet. The data placement is a side effect that the networking stack can completely ignore if it chooses to. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/