From: Ondrej Zary <linux@rainbow-software.org>
To: Francois Romieu <romieu@fr.zoreil.com>
Cc: e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org,
Kernel development list <linux-kernel@vger.kernel.org>
Subject: Re: e100: Laptop battery drain and WoL settings from EEPROM
Date: Mon, 10 Nov 2014 09:14:38 +0100 [thread overview]
Message-ID: <201411100914.38486.linux@rainbow-software.org> (raw)
In-Reply-To: <20141109233437.GA5037@electric-eye.fr.zoreil.com>
On Monday 10 November 2014, Francois Romieu wrote:
> Ondrej Zary <linux@rainbow-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
WARNING: multiple messages have this Message-ID (diff)
From: Ondrej Zary <linux@rainbow-software.org>
To: Francois Romieu <romieu@fr.zoreil.com>
Cc: e1000-devel@lists.sourceforge.net, netdev@vger.kernel.org,
Kernel development list <linux-kernel@vger.kernel.org>
Subject: Re: e100: Laptop battery drain and WoL settings from EEPROM
Date: Mon, 10 Nov 2014 09:14:38 +0100 [thread overview]
Message-ID: <201411100914.38486.linux@rainbow-software.org> (raw)
In-Reply-To: <20141109233437.GA5037@electric-eye.fr.zoreil.com>
On Monday 10 November 2014, Francois Romieu wrote:
> Ondrej Zary <linux@rainbow-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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next prev parent reply other threads:[~2014-11-10 8:15 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-11-08 23:15 e100: Laptop battery drain and WoL settings from EEPROM Ondrej Zary
2014-11-09 18:18 ` Ondrej Zary
2014-11-09 18:18 ` Ondrej Zary
2014-11-09 23:34 ` Francois Romieu
2014-11-10 8:14 ` Ondrej Zary [this message]
2014-11-10 8:14 ` Ondrej Zary
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