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Date: Wed, 04 Apr 2012 02:34:48 -0700
From: Jeff Kirsher <jeffrey.t.kirsher@...el.com>
To: Richard Cochran <richardcochran@...il.com>
Cc: "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
David Miller <davem@...emloft.net>
Subject: Re: [PATCH net-next 2/2] e100: enable transmit time stamping.
On Wed, 2012-04-04 at 11:30 +0200, Richard Cochran wrote:
> On Wed, Apr 04, 2012 at 02:04:43AM -0700, Jeff Kirsher wrote:
> >
> > I had this patch in my queue, but during testing we found some serious
> > issues with some adapters. With every 82559 based adapter Aaron tried
> > the system would panic on driver load. This included at least one
> > sampling of D101S and D101M. Every other e100 chipset Aaron tried
> > (82557, 82558, 82550) appeared to work fine.
> >
> > So I am dropping this patch as is due to the kernel panics.
>
> Okay, fine. That driver is strangely written, with weird callbacks and
> passing function pointers around.
>
> Taking a second look, I think I might have found the problem. The
> drivers casts a firmware pointer onto a skb, and my patch then tries
> to timestamp the firmware blob.
>
> If I rework this, are you willing to give it another try?
>
> Thanks,
> Richard
Yeah, we appreciate the work your doing. Just send me an updated patch
and I will add it to my queue.
That was our thoughts as well regarding the firmware blobs.
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