Re: [PATCH] drivers: Let several drivers depends on HAS_IOMEM for 'devm_ioremap_resource'

[Chen Gang]

On 07/14/2014 05:22 PM, Chen Gang wrote:
> 
> å 2014å7æ14æïäå4:57ïRichard Weinberger <richard@xxxxxx> åéï
> 
>> Am 14.07.2014 10:48, schrieb Lars-Peter Clausen:
>>> On 07/14/2014 10:31 AM, Richard Weinberger wrote:
>>>> Am 13.07.2014 22:17, schrieb Greg Kroah-Hartman:
>>>>> On Sun, Jul 13, 2014 at 09:33:38PM +0200, Richard Weinberger wrote:
>>>>>> Maybe we could add COMPILE_TEST to the version string too?
>>>>>> Just to detect such kernels fast in user bug reports...
>>>>>
>>>>> What kind of bug report are you going to get?
>>>>
>>>> User manages to enable CONFIG_FOO by selecting COMPILE_TEST and
>>>> complains that it does not work. :)
>>>
>>> These drivers are typically drivers for some SoC peripheral and the device will simply physically not exist on a platform that does not provide HAS_IOMEM. This is not really any
>>> different from making the driver selectable via COMPILE_TEST for any other platform. To hit the issue you'd have to instantiate a device driver instance for a device that
>>> physically does not exist. This will always result in a failure.
>>
>> Okay, you have convinced me. :)
>>

After search the history patches, I found one related patch which made
by myself (when I am in Asianux):

  "https://lkml.org/lkml/2013/7/1/641";

For me, it is a long discussion, and forced many members have to join
in. Please help check again.

Thanks.

> 
> OK, thank all of you, and I shall send the related patch for it. 
> 
> I will try to finish it within this week.
> 

-- 
Chen Gang

Open, share, and attitude like air, water, and life which God blessed
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