netdev - Re: e100: Laptop battery drain and WoL settings from EEPROM

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Date:	Mon, 10 Nov 2014 09:14:38 +0100
From:	Ondrej Zary <linux@...nbow-software.org>
To:	Francois Romieu <romieu@...zoreil.com>
Cc:	e1000-devel@...ts.sourceforge.net, netdev@...r.kernel.org,
	Kernel development list <linux-kernel@...r.kernel.org>
Subject: Re: e100: Laptop battery drain and WoL settings from EEPROM

On Monday 10 November 2014, Francois Romieu wrote:
> Ondrej Zary <linux@...nbow-software.org> :
> [...]
>
> > > Looks like this laptop is probably WoL-capable even on battery.
> > >
> > > Measured the current from AC adapter:
> > > around 20mA with WoL inactive (shut down from Windows or by power
> > > button in GRUB) around 40mA with WoL active (shut down from Linux)
> > >
> > > So to work-around this problem, users must disable WoL manually on each
> > > boot.
>
> Or configure udev so that ethtool disables WoL.

This is inconsistent with other (non-Intel) ethernet drivers where users need 
to use ethtool only if they want to enable WoL.
Installing ethtool and writing udev rules just to make a laptop shutdown 
properly is not very user-friendly.

> The current policy has been here for ages. Some users may rely on it.
>
> There must be some strong rationale for their setup to have to be changed.

Yes, that might be a problem.

-- 
Ondrej Zary
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