netdev - Re: skge and sky2 stop working after a few minutes.

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Message-ID: <20070816091713.66c1d147@oldman>
Date:	Thu, 16 Aug 2007 09:17:13 -0400
From:	Stephen Hemminger <shemminger@...ux-foundation.org>
To:	Sébastien Judenherc 
	<sebastien.judenherc@...codagis.com>
Cc:	netdev@...r.kernel.org
Subject: Re: skge and sky2 stop working after a few minutes.

On Wed, 15 Aug 2007 21:20:37 +0000 (UTC)
Sébastien Judenherc  <sebastien.judenherc@...codagis.com> wrote:

> Hello,
> I can see some very strange problem with sky2 and skge interfaces with 2.6.22,
> and also 2.6.23-rc2/3.
> After 8-9 minutes, the interfaces stop working. ethtool reports that the link is
> down and the only way to make the interfaces usable again is
> removing/reinserting the module or running ethtool -r.
> This occurs for both sky2 and skge for two PCs connected to a gigabit switch.
> The other PCs on the same switch continue to work fine (most are 100Mbit/s). It
> also occurs on a third PC with skge, directly connected to a 100Mbit/s interface
> over a cross over cable. I didn't notice the problem with 2.6.19.
> 

Looks like some noise sensitivity in the PHY. Could you try the vendor sk98lin
driver, although all drivers use the same phy settings.
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