netdev - Re: [r8169] About the "PHY reset until link up" warning

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Message-ID: <20130722214358.GA4997@electric-eye.fr.zoreil.com>
Date:	Mon, 22 Jul 2013 23:43:58 +0200
From:	Francois Romieu <romieu@...zoreil.com>
To:	Peter Wu <lekensteyn@...il.com>
Cc:	netdev@...r.kernel.org,
	Realtek linux nic maintainers <nic_swsd@...ltek.com>
Subject: Re: [r8169] About the "PHY reset until link up" warning

Peter Wu <lekensteyn@...il.com> :
[...]
> If this is a (hardware) bug workaround, can't it be restricted to that
> specific hardware or removed altogether (perhaps firmware / other updates
> fixed it already?).

It tastes of QA nightmare. It can't be proven safe easily.

Link failure sucks. If nowhere else, I'll play safe, shamanic with the phy
and I want big pesky messages when something goes unusual.

> Otherwise, what about removing this debug message?

It can be disabled with the msglvl option of ethtool.

It should stop after a few seconds if runtime power management is enabled.

I can change my mind but I haven't seen much need for a policy change yet.

-- 
Ueimor
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