linux-kernel - Re: BUG in drivers/dma/ioat/dma

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Message-ID: <AANLkTinwk8OF7I9QJxFrmSvCvgT5ha_tSzc5dl_ODt6Z@mail.gmail.com>
Date:	Tue, 29 Jun 2010 00:17:32 -0700
From:	Chris Li <lkml@...isli.org>
To:	Dan Williams <dan.j.williams@...el.com>
Cc:	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: BUG in drivers/dma/ioat/dma_v2.c:314

On Mon, Jun 28, 2010 at 5:45 PM, Dan Williams <dan.j.williams@...el.com> wrote:
> Looks like that dev_err() did not make it to the console.  The attached
> patch should get us some more debug information.  This will stop the driver
> from making forward progress (applies to current -git).  I suspect this may
> be triggering from the driver self test, but to be safe you should set
> CONFIG_NET_DMA=n and CONFIG_ASYNC_TX_DMA=n.

I will try that tomorrow and get back to you.

Chris
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