Re: [PATCH net-next 0/5] net: dsa: use per-port upstream port

From: David Miller
Date: Tue Dec 05 2017 - 14:47:38 EST


From: Vivien Didelot <vivien.didelot@xxxxxxxxxxxxxxxxxxxx>
Date: Mon, 4 Dec 2017 12:34:52 -0500

> An upstream port is a local switch port used to reach a CPU port.
>
> DSA still considers a unique CPU port in the whole switch fabric and
> thus return a unique upstream port for a given switch. This is wrong in
> a multiple CPU ports environment.
>
> We are now switching to using the dedicated CPU port assigned to each
> port in order to get rid of the deprecated unique tree CPU port.
>
> This patchset makes the dsa_upstream_port() helper take a port argument
> and goes one step closer complete support for multiple CPU ports.

Please adhere to reverse-christmas-tree for variable declarations in
these changes.

I know it can be a pain when there are inter-variable dependencies
wrt. assignments, but just move it below the declaration and into a
real statement.

Thanks.