netdev - Re: [PATCH v2] net: davinci_cpdma: remove excessive dump of register values to kernel log

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Message-ID: <fd720b67-ca2b-fe28-c151-0a749fbba821@ti.com>
Date:	Tue, 26 Jul 2016 17:09:19 +0300
From:	Grygorii Strashko <grygorii.strashko@...com>
To:	David Miller <davem@...emloft.net>,
	<u.kleine-koenig@...gutronix.de>
CC:	<mugunthanvnm@...com>, <linux-omap@...r.kernel.org>,
	<netdev@...r.kernel.org>, <kernel@...gutronix.de>
Subject: Re: [PATCH v2] net: davinci_cpdma: remove excessive dump of register
 values to kernel log

On 07/26/2016 03:57 AM, David Miller wrote:
> From: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
> Date: Mon, 25 Jul 2016 11:54:45 +0200
>
>> Such a big dump of register values is hardly useful on a production
>> system.
>>
>> Another downside of the now removed functions is that calling
>> emac_dump_regs resulted in at least 87 calls to dev_info while holding a
>> spinlock and having irqs off which is a big source of latency.
>>
>> Signed-off-by: Uwe Kleine-König <u.kleine-koenig@...gutronix.de>
>
> Applied.
>

:( To be honest I was really enjoyed using cpdma_ctlr_dump()
for debug purposed during the past few weeks in cpsw where I've added 
calls to this func manually. And I even thinking about adding debug_fs 
entry for the same :(

Pretty fast merge :(


-- 
regards,
-grygorii