netdev - Re: [PATCH net] selftests: netdevsim: fix the udp_tunnel

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Message-ID: <20240123074250.60b2b232@kernel.org>
Date: Tue, 23 Jan 2024 07:42:50 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Florian Westphal <fw@...len.de>
Cc: Paolo Abeni <pabeni@...hat.com>, davem@...emloft.net,
 netdev@...r.kernel.org, edumazet@...gle.com, shuah@...nel.org,
 horms@...nel.org, linux-kselftest@...r.kernel.org
Subject: Re: [PATCH net] selftests: netdevsim: fix the udp_tunnel_nic test

On Tue, 23 Jan 2024 07:39:25 -0800 Jakub Kicinski wrote:
> On Tue, 23 Jan 2024 09:27:17 +0100 Paolo Abeni wrote:
> > > @@ -270,6 +270,7 @@ for port in 0 1; do
> > >  	echo 1 > $NSIM_DEV_SYS/new_port
> > >      fi
> > >      NSIM_NETDEV=`get_netdev_name old_netdevs`
> > > +    ifconfig $NSIM_NETDEV up    
> > 
> > WoW! I initially thought the above was a typo, before noticing it's
> > actually consistent with the whole script :)
> > 
> > Do you think we should look at dropping ifconfig usage from self-tests?
> > I guess that in the long run most systems should not have such command
> > available in the default install.  
> 
> Good point, there's only one use outside of this script.
> I'll queue up a conversion for -next!

Hm, Hi Florian! Is the use of ifconfig in kci_test_promote_secondaries,
commit bb2bd090854cc6 on purpose or can I switch that to ip addr, too?