netdev - RE: [PATCH] pktgen: Clone skb to avoid corruption of skbs in ndo_start

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Message-ID: <D3F292ADF945FB49B35E96C94C2061B912AC4070@nsmail.netscout.com>
Date:	Wed, 20 Jul 2011 11:23:54 -0400
From:	"Loke, Chetan" <Chetan.Loke@...scout.com>
To:	"Rick Jones" <rick.jones2@...com>,
	"Neil Horman" <nhorman@...driver.com>
Cc:	"Eric Dumazet" <eric.dumazet@...il.com>,
	"Jiri Pirko" <jpirko@...hat.com>, <netdev@...r.kernel.org>,
	"Alexey Dobriyan" <adobriyan@...il.com>,
	"David S. Miller" <davem@...emloft.net>
Subject: RE: [PATCH] pktgen: Clone skb to avoid corruption of skbs in	ndo_start_xmit methods

> -----Original Message-----
> From: netdev-owner@...r.kernel.org [mailto:netdev-
> owner@...r.kernel.org] On Behalf Of Rick Jones
> Sent: July 19, 2011 8:25 PM
> To: Neil Horman
> Cc: Eric Dumazet; Jiri Pirko; netdev@...r.kernel.org; Alexey Dobriyan;
> David S. Miller
> Subject: Re: [PATCH] pktgen: Clone skb to avoid corruption of skbs in
> ndo_start_xmit methods
> 
> How "everyday use" is pktgen considered?  As "everyday use" as
> netperf/iperf/whatnot? Is it actually considered something one would
> run
> on production rather than test systems?
> 

Totally agree. There are quite a few ways to send traffic from
user-space. Build a pcap file and then blast it from user-space. No sane
sysadmin would use pktgen on production systems to begin with.




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