Re: [PATCH 1/1] ARM: dts: armada-xp-linksys-mamba: use wan instead of internet for DSA port

[Ralph Sennhauser <ralph.sennhauser-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>]

On Wed, 5 Apr 2017 18:08:08 +0200
Ralph Sennhauser <ralph.sennhauser-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> wrote:

> Hi Andrew,
> 
> On Wed, 5 Apr 2017 17:50:32 +0200
> Andrew Lunn <andrew-g2DYL2Zd6BY@public.gmane.org> wrote:
  
> > > > I would say, this is now too late. Changing an interface name
> > > > will break configuration scripts. We are stuck with it.
> > > >     
> > > 
> > > If it weren't for commit cb4f71c42988 that would have been obvious
> > > for me as well.    
> > 
> > Yes, that was not nice. But it was also very earlier in the life of
> > 38x, so it just affected a few developers with reference boards, not
> > real products out in the wild, as far as i remember.
> > 
> >      Andrew  
> 
> The mentioned commit bit me amongst others, see
> https://lkml.org/lkml/2016/8/21/62
> 
> In fact I expect the impact to be much lower this time around, before
> 4.10 DSA was no contender for swconfig (out of tree switch driver as
> used by OpenWrt and others). On Mamba ~200Mbit was top speed. Now they
> perform roughly the same.

When I said much lower I left out the obvious, this only affects a
specific product line respectively a single device unlike the 38x
change.

I asked Chad McCue, principal developer of McDebian [1] (the only
"firmware" using DSA I know of / could make out) about this. McDebain
already uses "wan" across all devices in the series.

Ralph

[1] https://github.com/Chadster766/McDebian
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