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Date:   Thu, 10 Dec 2020 01:17:27 +0200
From:   Vladimir Oltean <olteanv@...il.com>
To:     Andrew Lunn <andrew@...n.ch>
Cc:     Tobias Waldekranz <tobias@...dekranz.com>, davem@...emloft.net,
        kuba@...nel.org, vivien.didelot@...il.com, f.fainelli@...il.com,
        j.vosburgh@...il.com, vfalico@...il.com, andy@...yhouse.net,
        netdev@...r.kernel.org
Subject: Re: [PATCH v3 net-next 2/4] net: dsa: Link aggregation support

On Wed, Dec 09, 2020 at 03:23:40PM +0100, Andrew Lunn wrote:
> On Wed, Dec 09, 2020 at 12:53:26PM +0200, Vladimir Oltean wrote:
> > On Wed, Dec 09, 2020 at 09:37:39AM +0100, Tobias Waldekranz wrote:
> > > I will remove `struct dsa_lag` in v4.
> >
> > Ok, thanks.
> > It would be nice if you could also make .port_lag_leave return an int code.
>
> I've not looked at the code, but how can it fail, other than something
> probably fatal with communication with the hardware. And what should
> the rest of the stack do? Recreate what is just destroyed? And does
> that really work?

What can fail is memory allocation, which other drivers might need to do
when they rebalance the remaining ports in the LAG.

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