netdev - Re: [PATCH net-next] pktgen: Allow on loopback device

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Message-Id: <20200310.154512.295450486566087970.davem@davemloft.net>
Date:   Tue, 10 Mar 2020 15:45:12 -0700 (PDT)
From:   David Miller <davem@...emloft.net>
To:     lukas@...ner.de
Cc:     kuba@...nel.org, netdev@...r.kernel.org, fw@...len.de,
        pablo@...filter.org, daniel@...earbox.net, 0x7f454c46@...il.com,
        tgraf@...g.ch, ast@...nel.org
Subject: Re: [PATCH net-next] pktgen: Allow on loopback device

From: Lukas Wunner <lukas@...ner.de>
Date: Tue, 10 Mar 2020 11:49:46 +0100

> When pktgen is used to measure the performance of dev_queue_xmit()
> packet handling in the core, it is preferable to not hand down
> packets to a low-level Ethernet driver as it would distort the
> measurements.
> 
> Allow using pktgen on the loopback device, thus constraining
> measurements to core code.
> 
> Signed-off-by: Lukas Wunner <lukas@...ner.de>

Applied, thanks.