Re: [PATCH net-next v3 1/6] net: phy: mscc: migrate to phy_select/restore_page functions

[Andrew Lunn]

On Mon, Nov 19, 2018 at 04:50:14PM +0100, Andreas Schwab wrote:
> On Nov 19 2018, Alexandre Belloni <alexandre.bell...@bootlin.com> wrote:
> 
> > My first intuition is that he mac driver quentin is using does
> > phy_connect when the interface is opened while macb is doing it at probe
> > time. I didn't investigate but maybe this can help :)
> 
> The phy probing of macb is very unreliable, perhaps it needs to be
> rewritten.

Hi Andreas

I still don't see why that would cause a hang.

Could you turn on lockdep and see if it reports a deadlock.

Thanks
        Andrew