linux-kernel - Re: [PATCH 2/2] alx: add disable

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Date:   Mon, 09 Apr 2018 10:50:39 -0400 (EDT)
From:   David Miller <davem@...emloft.net>
To:     andrew@...n.ch
Cc:     acelan.kao@...onical.com, jcliburn@...il.com,
        chris.snook@...il.com, rakesh@...era.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] alx: add disable_wol paramenter

From: Andrew Lunn <andrew@...n.ch>
Date: Mon, 9 Apr 2018 14:39:10 +0200

> On Mon, Apr 09, 2018 at 07:35:14PM +0800, AceLan Kao wrote:
>> The WoL feature was reported broken and will lead to
>> the system resume immediately after suspending.
>> This symptom is not happening on every system, so adding
>> disable_wol option and disable WoL by default to prevent the issue from
>> happening again.
> 
>>  const char alx_drv_name[] = "alx";
>>  
>> +/* disable WoL by default */
>> +bool disable_wol = 1;
>> +module_param(disable_wol, bool, 0);
>> +MODULE_PARM_DESC(disable_wol, "Disable Wake on Lan feature");
>> +
> 
> Hi AceLan
> 
> This seems like you are papering over the cracks. And module
> parameters are not liked.
> 
> Please try to find the real problem.

Agreed.