netdev - Re: [PATCH RFC ipsec-next 2/2] xfrm: Add a dummy network device for napi.

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Date:   Fri, 27 Jan 2017 09:53:49 -0500 (EST)
From:   David Miller <davem@...emloft.net>
To:     eric.dumazet@...il.com
Cc:     steffen.klassert@...unet.com, netdev@...r.kernel.org,
        sowmini.varadhan@...cle.com, ilant@...lanox.com
Subject: Re: [PATCH RFC ipsec-next 2/2] xfrm: Add a dummy network device
 for napi.

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Fri, 27 Jan 2017 06:46:38 -0800

> On Fri, 2017-01-27 at 08:19 +0100, Steffen Klassert wrote:
>> This patch adds a dummy network device so that we can
>> use gro_cells for IPsec GRO. With this, we handle IPsec
>> GRO with no impact on the generic networking code.
>> 
>> Signed-off-by: Steffen Klassert <steffen.klassert@...unet.com>
>> ---
>>  net/xfrm/xfrm_input.c | 12 +++++++++++-
>>  1 file changed, 11 insertions(+), 1 deletion(-)
> 
> That is nice ;)

I like it too.

I suspect we can do something similar for USB networking drivers.