linux-kernel - Re: [PATCHv2 2/2] dw_dmac: check for mapping errors

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Message-ID: <CAKohpo=T=vvrw7HcHoRAf1Zjo+gARfUySuETmSQWBESXvKH_6g@mail.gmail.com>
Date:	Mon, 10 Dec 2012 20:22:16 +0530
From:	Viresh Kumar <viresh.kumar@...aro.org>
To:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:	Vinod Koul <vinod.koul@...el.com>,
	spear-devel <spear-devel@...t.st.com>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCHv2 2/2] dw_dmac: check for mapping errors

On 10 December 2012 20:10, Andy Shevchenko
<andriy.shevchenko@...ux.intel.com> wrote:
> Otherwise we get a warning in case of CONFIG_DMA_API_DEBUG=y
>
> [   45.775943] WARNING: at lib/dma-debug.c:933 check_unmap+0x5d6/0x6ac()
> [   45.782369] dw_dmac dw_dmac.0: DMA-API: device driver failed to check map error[device address=0x00000000356efcc0] [size=28 bytes] [mapped as single]
>
> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>

Acked-by: Viresh Kumar <viresh.kumar@...aro.org>
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