linux-kernel - Re: Natsemi DP83815 driver spaming

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Message-ID: <20070501084639.GA528@sirena.org.uk>
Date:	Tue, 1 May 2007 09:46:40 +0100
From:	Mark Brown <broonie@...ena.org.uk>
To:	Andrew Morton <akpm@...ux-foundation.org>
Cc:	Rafał Bilski <rafalbilski@...eria.pl>,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: Natsemi DP83815 driver spaming

On Mon, Apr 30, 2007 at 08:55:22PM -0700, Andrew Morton wrote:
> On Mon, 30 Apr 2007 22:58:47 +0200 Rafał Bilski <rafalbilski@...eria.pl> wrote:
> > > ezri user.info kernel: eth0: DSPCFG accepted after 0 usec.
> > > ezri user.notice kernel: eth0: Wake-up event 0x80000a
> > > ezri user.info kernel: eth0: Setting full-duplex based on negotiated link capability.

Could you please run "ethtool -s eth0 msglvl 0xffffffff" to turn logging
from the driver right up and send a log?  This will spam the log if
there is any traffic but should say why the driver is doing this.

> It seems to be repeatedly setting the same duplex setting.  The closest
> thing I can see in there in recent times is
> 68c90166e4aaa15ddcdd4778ad30bfb8b32534be, "Add support for using MII port
> with no PHY".

It's not just setting the same duplex setting, the WoL message indicates
that it's doing that as part of init_registers() which should only be
happening in error handling paths and during resume or open.

-- 
"You grabbed my hand and we fell into it, like a daydream - or a fever."

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