Re: [kbuild-all] [PATCH v4 2/3] hwmon: (adt7475) temperature smoothing

[Chris Packham]

On 17/05/17 15:09, Ye Xiaolong wrote:
> On 05/16, Chris Packham wrote:
>> On 16/05/17 20:23, kbuild test robot wrote:
>>> Hi Chris,
>>>
>>> [auto build test ERROR on hwmon/hwmon-next]
>>> [also build test ERROR on v4.12-rc1 next-20170516]
>>> [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
>>>
>>> url:    https://github.com/0day-ci/linux/commits/Chris-Packham/hwmon-adt7475-fan-stall-prevention/20170515-093530
>>> base:   https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git hwmon-next
>>> config: x86_64-rhel (attached as .config)
>>> compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
>>> reproduce:
>>>         # save the attached .config to linux build tree
>>>         make ARCH=x86_64
>>>
>>> All errors (new ones prefixed by >>):
>>>
>>>    drivers/hwmon/adt7475.c: In function 'set_temp_st':
>>>>> drivers/hwmon/adt7475.c:622:9: error: implicit declaration of function 'find_closest_descending' [-Werror=implicit-function-declaration]
>>>       val = find_closest_descending(val, ad7475_st_map,
>>>             ^~~~~~~~~~~~~~~~~~~~~~~
>>>    cc1: some warnings being treated as errors
>>>
>>> vim +/find_closest_descending +622 drivers/hwmon/adt7475.c
>>>
>>>    616			shift = 4;
>>>    617			idx = 1;
>>>    618			break;
>>>    619		}
>>>    620	
>>>    621		if (val > 0) {
>>>  > 622			val = find_closest_descending(val, ad7475_st_map,
>>>    623						      ARRAY_SIZE(ad7475_st_map));
>>>    624			val |= 0x8;
>>>    625		}
>>>
>>> ---
>>> 0-DAY kernel test infrastructure                Open Source Technology Center
>>> https://lists.01.org/pipermail/kbuild-all                   Intel Corporation
>>>
>>
>> I'm not sure how this is failing. find_closest_descending() is a macro
>> defined in linux/util_macros.h which is explicitly included in
>> drivers/hwmon/adt7475.c. Aside from the include guards there's nothing
>> conditional about it.
>
> Hi,
>
> 0day bot applied your patchset on top of commit 6eaaea1 ("hwmon: (pmbus) Add client driver for IR35221"),
> is it wrong or you have some prerequisite patches?
>

Looks like it's missing 
https://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging.git/commit/?h=hwmon-next&id=bbb4dd0ff 
which was part of the series but was applied after v3 so I didn't send 
it out with v4.