linux-kernel - Re: [PATCH] i2c: tegra: remove warning dump if timeout happen in transfer

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Message-ID: <511E8F3F.5010202@wwwdotorg.org>
Date:	Fri, 15 Feb 2013 12:40:47 -0700
From:	Stephen Warren <swarren@...dotorg.org>
To:	Wolfram Sang <wsa@...-dreams.de>
CC:	Laxman Dewangan <ldewangan@...dia.com>, swarren@...dia.com,
	khali@...ux-fr.org, linux-i2c@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-tegra@...r.kernel.org
Subject: Re: [PATCH] i2c: tegra: remove warning dump if timeout happen in
 transfer

On 02/15/2013 12:18 PM, Wolfram Sang wrote:
> On Thu, Feb 14, 2013 at 06:13:33PM +0530, Laxman Dewangan wrote:
>> If timeout error occurs in the i2c transfer then it was dumping warning
>> of call stack.
>>
>> Remove the warning dump as there is may be possibility that some slave
>> devices are busy and not responding the i2c communication.
>>
>> Signed-off-by: Laxman Dewangan <ldewangan@...dia.com>
> 
> I'd like to have the patch extended. Currently, i2c-tegra is the only
> I2C user of BUG and BUG_ON. Could you maybe extend the patch to handle
> those situations more gracefully while we are at it? From a glimpse,
> these situations don't need a complete halt of the kernel?

While that's probably useful, surely that's a separate patch?

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