linux-kernel - Re: [PATCH] gpio/it8761e: Restrict it8761e gpio driver to x86.

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Message-ID: <CACxGe6vnE=11gnZPKvCvdLL-5hVABh1pdqfMJKxUcXHJiSvBVA@mail.gmail.com>
Date:	Thu, 12 Jan 2012 07:56:06 -0700
From:	Grant Likely <grant.likely@...retlab.ca>
To:	Milton Miller <miltonm@....com>
Cc:	Denis Turischev <denis@...pulab.co.il>,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] gpio/it8761e: Restrict it8761e gpio driver to x86.

On Thu, Jan 12, 2012 at 2:22 AM, Milton Miller <miltonm@....com> wrote:
> On Wed Jan 11 2012 - 14:16:36 EST, Grant Likely wrote:
>> This driver does an unconditional read of io space during module init which
>> causes a bad dereference on ARM. It looks to me like this is an x86 only
>> drivers, so restrict it to only compile on x86.
>
>> config GPIO_IT8761E
>>          tristate "IT8761E GPIO support"
>> +        depends on X86
>>          help
>>            Say yes here to support GPIO functionality of IT8761E super I/O chip.
>
>
> Please add a comment to the Kconfig stanza with the reason for the
> dependancy so people don't have to be git blame masters to know why
> its there.
>
> Something like
>        depends on X86 # unconditional read of io space during module init

okay, will do.

g.
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