linux-kernel - Re: [patch 097/101] revert "drivers/net/tulip/dmfe: support basic carrier detection"

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Message-ID: <20070307101444.52cb2146@freekitty>
Date:	Wed, 7 Mar 2007 10:14:44 -0800
From:	Stephen Hemminger <shemminger@...ux-foundation.org>
To:	Greg KH <gregkh@...e.de>
Cc:	linux-kernel@...r.kernel.org, stable@...nel.org, jeff@...zik.org,
	Justin Forbes <jmforbes@...uxtx.org>,
	Zwane Mwaikambo <zwane@....linux.org.uk>,
	"Theodore Ts'o" <tytso@....edu>,
	Randy Dunlap <rdunlap@...otime.net>,
	Dave Jones <davej@...hat.com>,
	Chuck Wolber <chuckw@...ntumlinux.com>,
	Chris Wedgwood <reviews@...cw.f00f.org>,
	Michael Krufky <mkrufky@...uxtv.org>,
	Chuck Ebbert <cebbert@...hat.com>,
	torvalds@...ux-foundation.org, akpm@...ux-foundation.org,
	alan@...rguk.ukuu.org.uk, netdev@...r.kernel.org,
	thomas@...hlinux.org, val_henson@...ux.intel.com,
	samuel.thibault@...-lyon.org
Subject: Re: [patch 097/101] revert "drivers/net/tulip/dmfe: support basic
 carrier detection"

On Wed, 07 Mar 2007 09:12:12 -0800
Greg KH <gregkh@...e.de> wrote:

> 
> From: Andrew Morton <akpm@...ux-foundation.org>
> 
> Revert 7628b0a8c01a02966d2228bdf741ddedb128e8f8.  Thomas Bachler
> reports:
> 
>   Commit 7628b0a8c01a02966d2228bdf741ddedb128e8f8 (drivers/net/tulip/dmfe:
>   support basic carrier detection) breaks networking on my Davicom DM9009. 
>   ethtool always reports there is no link.  tcpdump shows incoming packets,
>   but TX is disabled.  Reverting the above patch fixes the problem.
> 

Carrier detection support is important and should be fixed rather than removed.

-- 
Stephen Hemminger <shemminger@...ux-foundation.org>
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