On Thu, Sep 24, 2015 at 03:15:54PM -0700, David Miller wrote:
> From: Andrew Lunn <and...@lunn.ch>
> Date: Thu, 24 Sep 2015 23:57:31 +0200
>
> > I built the FEC driver as a module, and it won't unload:
> >
> > kernel:unregister_netdevice: waiting for eth1 to become free. Usage count
> > = 1
> > unregister_netdevice: waiting for eth1 to become free. Usage count = 1
> >
> > i assume because DSA holds a reference. I've not tried a fully module
> > build, DSA has issues with that.
> >
> > Tested-by: Andrew Lunn <and...@lunn.ch>
>
> So, is this a regression?
Sorry, worded that badly. Since DSA is still active, it should not be
possible to unload the FEC driver. DSA should have a reference to it,
and mdio-mux also should have a reference to the mdio bus of the FEC
driver.
As Russell requested, i will re-test without his patches, just to make
sure.
Andrew
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