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Date:      Sat, 04 Dec 2010 15:04:53 +0600
From:      Eugene Grosbein <egrosbein@rdtc.ru>
To:        Jack Vogel <jfvogel@gmail.com>
Cc:        freebsd-net <freebsd-net@freebsd.org>, Mike Tancsa <mike@sentex.net>
Subject:   Re: Problem with igb(4) updated to version 2.0.7
Message-ID:  <4CFA0435.7020100@rdtc.ru>
In-Reply-To: <AANLkTin7hfqqwkudNHhrsyS_O7_-PCXffAWT1N85i31f@mail.gmail.com>
References:  <AANLkTimWVJhtu8LrZ_tn0Tdr-vs9PmPnW9SjebT7jnyM@mail.gmail.com>	<AANLkTik%2B4Ag1HYXDWJvn2fTx6M%2Bpa9o29-A8j6qVRhZ_@mail.gmail.com>	<AANLkTikwcRW%2BdqY=NTSbJsr3daEd-8usPo0Rw%2BhA_D-8@mail.gmail.com>	<AANLkTin3%2BbCaXoPxTQsvzmqgtpA1zSY8f17Qh-nqymPw@mail.gmail.com>	<201011270946271408828@yahoo.com.cn>	<AANLkTikG8RJQw%2Bh1SHZPs1cHGrM%2B3LfniZrdLqVoPVtr@mail.gmail.com>	<AANLkTi=YjG40%2BDj7471wyv3aeXGJgoL1GC33iNaypsrW@mail.gmail.com>	<AANLkTi=LgejYxRXnxLtkvB-Qfp2u%2BtySdriWHfGWPQjL@mail.gmail.com>	<20101128081617.GA90332@zibbi.meraka.csir.co.za>	<AANLkTinF1fovumkeXxWgaKi_bNiUCnqgWAtdaCaXELzO@mail.gmail.com>	<4CF73A2C.7000802@rdtc.ru>	<4CF89EE7.8020807@rdtc.ru>	<AANLkTi=6N3Rz57YVNF1ZiDGEexnEXWr6oNPz9F=c2GpA@mail.gmail.com>	<4CF93A77.30804@rdtc.ru>	<4CF9470F.4020709@sentex.net>	<4CF947D4.10504@rdtc.ru> <AANLkTin7hfqqwkudNHhrsyS_O7_-PCXffAWT1N85i31f@mail.gmail.com>

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On 04.12.2010 04:00, Jack Vogel wrote:
> There are pros and cons either way you do things. I was talking to some
> of our
> Linux crew, they recently changed things so it would shut down the phy,
> but that
> doesn't always make everyone happy either.

Of course, that should be made optional with default 'keep link on'
due to POLA.

> Just saying that my FreeBSD drivers have not done so forever :)

Glad to know it's technically possible. I'd like to patch my tree
manually to get this behavour right now. What direction should I take -
use ACPI D3 or something else? I need to brink link down per-port
for dual-port cards.

Eugene Grosbein



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