linux-kernel - Re: [PATCH] Staging: dt3155: properly export the module parameter

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Message-ID: <4C517D80.6010106@gmail.com>
Date:	Thu, 29 Jul 2010 15:09:20 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	H Hartley Sweeten <hartleys@...ionengravers.com>
CC:	Linux Kernel <linux-kernel@...r.kernel.org>,
	"devel@...verdev.osuosl.org" <devel@...verdev.osuosl.org>,
	"ss@....gov.au" <ss@....gov.au>, "gregkh@...e.de" <gregkh@...e.de>
Subject: Re: [PATCH] Staging: dt3155: properly export the module parameter

On 07/29/2010 02:55 AM, H Hartley Sweeten wrote:
> On Wednesday, July 28, 2010 1:59 PM, Jiri Slaby wrote:
>> On 07/28/2010 06:48 PM, H Hartley Sweeten wrote:
>>> --- a/drivers/staging/dt3155/dt3155_drv.c
>>> +++ b/drivers/staging/dt3155/dt3155_drv.c
>>> @@ -99,7 +99,9 @@ wait_queue_head_t dt3155_read_wait_queue[MAXBOARDS];
>>>  
>>>  /* set to dynamicaly allocate, but it is tunable: */
>>>  /* insmod DT_3155 dt3155 dt3155_major=XX */
>>> -int dt3155_major = 0;
>>> +static int dt3155_major;
>>> +module_param(dt3155_major, int, 0);
>>> +MODULE_PARM_DESC(dt3155_major, "Major device number");
>>
>> Is it necessary in the age of udev?
>>
>> I would personally get rid of that completely...
> 
> I agree but I'm not quite sure if the user space app is ready to handle that.

Given it was never exposed as a parameter, applications should handle
that. 0 means allocate major dynamically...

regards,
-- 
js
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