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Date:   Fri, 26 Apr 2019 01:52:20 -0400 (EDT)
From:   David Miller <>
Subject: Re: [patch net-next v4 00/16] netdevsim: implement proper device

From: Jakub Kicinski <>
Date: Thu, 25 Apr 2019 15:11:17 -0700

> On Thu, 25 Apr 2019 15:59:40 +0200, Jiri Pirko wrote:
>> From: Jiri Pirko <>
>> Currently the model of netdevsim is a bit odd in multiple ways.
>> 1) devlink instance is not in any way related with actual netdevsim
>>    netdevices. Instead, it is created per-namespace.
>> 2) multi-port netdevsim device is done using "link" attribute.
>> 3) netdevsim bus is there only to have something to bind the netdev to,
>>    it really does not act as a bus.
>> 4) netdevsim instances are created by "ip link add" which is great for
>>    soft devices with no hw backend. The rtnl core allocates netdev and
>>    calls into driver holding rtnl mutex. For hw-backed devices, this
>>    flow is wrong as it breaks order in which things are done.
>> This patchset adjust netdevsim to fix all above.
> Acked-by: Jakub Kicinski <>

Series applied, thanks everyone.

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