netdev - Re: [PATCH] e1000: Work around 82571 completion timout on Pseries HW

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Message-ID: <20070517090119.GA27145@infradead.org>
Date:	Thu, 17 May 2007 10:01:19 +0100
From:	Christoph Hellwig <hch@...radead.org>
To:	Kumar Gala <galak@...nel.crashing.org>
Cc:	Auke Kok <auke-jan.h.kok@...el.com>, jeff@...zik.org,
	wenxiong@...ibm.com, e1000-devel@...ts.sourceforge.net,
	netdev@...r.kernel.org
Subject: Re: [PATCH] e1000: Work around 82571 completion timout on Pseries HW

On Wed, May 16, 2007 at 07:43:27PM -0500, Kumar Gala wrote:
> >index 49be393..830d851 100644
> >--- a/drivers/net/e1000/e1000_main.c
> >+++ b/drivers/net/e1000/e1000_main.c
> >@@ -819,6 +819,16 @@ e1000_reset(struct e1000_adapter *adapter)
> > 		E1000_WRITE_REG(&adapter->hw, CTRL, ctrl);
> > 	}
> >
> >+#if defined(CONFIG_PPC64) || defined(CONFIG_PPC)
> 
> If this is really on need on pseries HW this should be #ifdef  
> CONFIG_PPC_PSERIES.  No reason to force this on all PPC.

No, it shouldn't.  powerpc kernels are multi-platform.

It really shouldn't be there at all because something in either the intel
or pseries hardware is totally buggy and we should disable features in
the buggy one completely.

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