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

On Nov 19 2018, Alexandre Belloni [off-list ref] 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.

Andreas.

-- 
Andreas Schwab, SUSE Labs, schwab@suse.de
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On Mon, Nov 19, 2018 at 04:50:14PM +0100, Andreas Schwab wrote:

On Nov 19 2018, Alexandre Belloni [off-list ref] wrote:

quoted

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