linux-kernel - Re: dmatest regression in 3.10-rc1

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Message-ID: <1369139460.29283.147.camel@smile>
Date:	Tue, 21 May 2013 15:31:00 +0300
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	Will Deacon <will.deacon@....com>
Cc:	Vinod Koul <vinod.koul@...el.com>, "djbw@...com" <djbw@...com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	"andriy.shevchenko@...ux.intel.com" 
	<andriy.shevchenko@...ux.jf.intel.com>,
	"viresh.kumar@...aro.org" <viresh.kumar@...aro.org>
Subject: Re: dmatest regression in 3.10-rc1

On Mon, 2013-05-20 at 10:58 +0100, Will Deacon wrote: 
> Sure. They way I trigger it is to unload the module whilst the DMA is
> ongoing (I'm using a software model, so I can make the DMA nice and slow --
> I guess you could try using some large buffers).

Thank you for the script. It looks like I managed to reproduce it with
help of your script. I'm about to send the patch. I will appreciate to
collect a Tested-by tags in case it solves the issue.


-- 
Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Intel Finland Oy
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