linux-kernel - RE: [PATCH] RFC: mmc: dw_mmc: Always go to STATE_DATA_BUSY from STATE_DATA

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Date:	Wed, 26 Jun 2013 10:53:37 +0900
From:	Seungwon Jeon <tgih.jun@...sung.com>
To:	'Bing Zhao' <bzhao@...vell.com>,
	'Doug Anderson' <dianders@...omium.org>
Cc:	'Jaehoon Chung' <jh80.chung@...sung.com>,
	'Chris Ball' <cjb@...top.org>,
	'Will Newton' <will.newton@...il.com>,
	'Ashok Nagarajan' <asnagarajan@...omium.org>,
	'Paul Stewart' <pstew@...omium.org>,
	'Olof Johansson' <olof@...om.net>, linux-mmc@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: RE: [PATCH] RFC: mmc: dw_mmc: Always go to STATE_DATA_BUSY from
 STATE_DATA_ERROR

Hi Jaehoon,
Do you have the same result?
Could you share the result?

Thanks,
Seungwon Jeon
On Tuesday, June 25 2013, Bing Zhao wrote:
> > I think the proposal on the table is to take Seungwon's patches
> > instead of mine.  Assuming they solve your problems, I'm OK with that.
> >  I think he was requesting testing the first of his two patches alone
> > and then both of his two patches together.
> 
> Test #1: Swungwon's patch #1 alone [1]
> Test #2: Swungwon's patch #2 alone [1]
> Test #3: Swungwon's patch #1 and #2 [1]
> Test #4: Doug's original patch [2]
> 
> Test #1 and #3: it doesn't work; system reboots due to kernel hung_task
> Test #2 and #4: it works; instead of hung_task driver gets CRC error (which is expected)
> 
> Thanks,
> Bing
> 
> [1] https://lkml.org/lkml/2013/4/8/316
> [2] https://lkml.org/lkml/2013/3/15/583
> 
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