linux-kernel - Re: [PATCH 5/5 v3] iio: exynos_adc: do a reinit

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Date:	Thu, 01 May 2014 06:48:19 +0100
From:	Jonathan Cameron <jic23@...nel.org>
To:	Doug Anderson <dianders@...omium.org>
CC:	Naveen Krishna Chatradhi <ch.naveen@...sung.com>,
	linux-iio <linux-iio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	linux-samsung-soc <linux-samsung-soc@...r.kernel.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Naveen Krishna <naveenkrishna.ch@...il.com>,
	Lars-Peter Clausen <lars@...afoo.de>,
	"cpgs ." <cpgs@...sung.com>,
	Grant Grundler <grundler@...omium.org>,
	Tomasz Figa <t.figa@...sung.com>
Subject: Re: [PATCH 5/5 v3] iio: exynos_adc: do a reinit_completion before the conversion



On May 1, 2014 12:23:27 AM GMT+01:00, Doug Anderson <dianders@...omium.org> wrote:
>Jonathan,
>
>On Wed, Apr 30, 2014 at 1:49 PM, Jonathan Cameron <jic23@...nel.org>
>wrote:
>> On 30/04/14 10:26, Naveen Krishna Chatradhi wrote:
>>>
>>> Add reinit_completion() before the wait_for_completion_timeout in
>>> raw_read() call.
>>>
>>> Signed-off-by: Naveen Krishna Chatradhi <ch.naveen@...sung.com>
>>> Reviewed-by: Doug Anderson <dianders@...omium.org>
>>
>> Applied to the togreg branch of iio.git
>> I wasn't sure if this one was technically a fix, but as it isn't
>> marked clearly as such it can go in during the next merge window.
>> I won't have pushed this out to a non rebasing branch until tomorrow
>> so if this fixes an observed issue then let me know and it might move
>> to the fixes-togreg branch.
>
>As far as I know this doesn't fix an observed issue.  I believe it was
>requested as part of a previous review and is finally reposted.  I
>believe it's just extra precautions to make sure that some old IRQ
>didn't accidentally complete us between the last transaction and this
>one.
>
>Old discussion is somewhere around here
><https://patchwork.kernel.org/patch/2279591/>
Thanks for clarifying this.

J
>
>Thanks!
>
>-Doug

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