From: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
To: David Miller <davem@davemloft.net>
Cc: "aurelien@aurel32.net" <aurelien@aurel32.net>,
"Allan, Bruce W" <bruce.w.allan@intel.com>,
"netdev@vger.kernel.org" <netdev@vger.kernel.org>
Subject: Re: IAMT broken by commit 82776a4bcd7aa5fbcd2e6339b3ce88b727dd40ab
Date: Mon, 31 Jan 2011 15:24:16 -0800 [thread overview]
Message-ID: <1296516256.3526.9.camel@jtkirshe-MOBL1> (raw)
In-Reply-To: <20110131.123605.226778418.davem@davemloft.net>
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On Mon, 2011-01-31 at 12:36 -0800, David Miller wrote:
> From: Aurelien Jarno <aurelien@aurel32.net>
> Date: Mon, 31 Jan 2011 12:45:58 +0100
>
> >> On recent kernels, IAMT support does not work after the machine has
> >> been powered-off. Even worse, it also goes into this state when I try
> >> to reboot it.
> >>
> >> I have done a bisect and got this commit:
> >>
> >> | commit 82776a4bcd7aa5fbcd2e6339b3ce88b727dd40ab
> >> | Author: Bruce Allan <bruce.w.allan@intel.com>
> >> | Date: Fri Aug 14 14:35:33 2009 +0000
> >> |
> >> | e1000e: WoL does not work on 82577/82578 with manageability enabled
> >> |
> >> | With manageability (Intel AMT) enabled via BIOS, PHY wakeup does not get
> >> | configured on newer parts which use PHY wakeup vs. MAC wakeup which causes
> >> | WoL to not work. The driver should configure PHY wakeup whether or not
> >> | manageability is enabled.
> >> |
> >> | Signed-off-by: Bruce Allan <bruce.w.allan@intel.com>
> >> | Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
> >> | Signed-off-by: David S. Miller <davem@davemloft.net>
> >>
> >> I have tried to revert it on recent kernels (2.6.34), and IAMT is then
> >> working as expected. My machine is using a Gigabyte EQ45M-S2 motherboard
> >> with an 82567LM-3 ethernet chip (8086:10de), that is a different model
> >> than the one of the original problem.
> >>
> >> I do wonder if the changes in the patch should not only be done on some
> >> chip models, and I will appreciate any help in fixing this issue.
> >>
> >
> > Just a short mail to say this problem is still present in 2.6.38-rc2.
> > The same solution still applies, that is reverting the above commit.
> > Note that reverting the first hunk only is enough to get it working
> > again.
>
> Intel folks please look into this.
We at looking into it, thanks.
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next prev parent reply other threads:[~2011-01-31 23:24 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-30 1:02 IAMT broken by commit 82776a4bcd7aa5fbcd2e6339b3ce88b727dd40ab Aurelien Jarno
2010-06-01 23:33 ` Allan, Bruce W
2011-01-31 11:45 ` Aurelien Jarno
2011-01-31 20:36 ` David Miller
2011-01-31 23:24 ` Jeff Kirsher [this message]
-- strict thread matches above, loose matches on Subject: below --
2010-06-01 23:35 Kirsher, Jeffrey T
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