Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932219AbaFZAoz (ORCPT ); Wed, 25 Jun 2014 20:44:55 -0400 Received: from shards.monkeyblade.net ([149.20.54.216]:39653 "EHLO shards.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756330AbaFZAoy (ORCPT ); Wed, 25 Jun 2014 20:44:54 -0400 Date: Wed, 25 Jun 2014 17:44:52 -0700 (PDT) Message-Id: <20140625.174452.216399345748954052.davem@davemloft.net> To: cwang@twopensource.com Cc: zoltan.kiss@citrix.com, steffen.klassert@secunet.com, minipli@googlemail.com, dborkman@redhat.com, tgraf@suug.ch, joe@perches.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, xen-devel@lists.xenproject.org Subject: Re: [PATCH net-next 3/3 RFC] pktgen: Allow sending TCP packets From: David Miller In-Reply-To: References: <1403728972-29548-1-git-send-email-zoltan.kiss@citrix.com> <1403728972-29548-4-git-send-email-zoltan.kiss@citrix.com> X-Mailer: Mew version 6.5 on Emacs 24.1 / Mule 6.0 (HANACHIRUSATO) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.5.7 (shards.monkeyblade.net [149.20.54.216]); Wed, 25 Jun 2014 17:44:53 -0700 (PDT) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Cong Wang Date: Wed, 25 Jun 2014 17:41:47 -0700 > On Wed, Jun 25, 2014 at 1:42 PM, Zoltan Kiss wrote: >> This is a prototype patch to enable sending TCP packets with pktgen. The >> original motivation is to test TCP GSO with xen-netback/netfront, but I'm not >> sure about how the checksum should be set up, and also someone should verify the >> GSO settings I'm using. >> > > What's the point of sending TCP packets since you don't establish a TCP > connection? I guess they want to test checksumming and aggregation, things like that. The other side is of course going to spew reset packets back at the pktgen machine. -- 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/