linux-kernel - Re: [PATCH 11/11] thermal: Move thermal governor structure to internal header

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Message-ID: <201910141513.Zy5agQny%lkp@intel.com>
Date:   Mon, 14 Oct 2019 15:48:48 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Daniel Lezcano <daniel.lezcano@...aro.org>
Cc:     kbuild-all@...ts.01.org, rui.zhang@...el.com, edubezval@...il.com,
        daniel.lezcano@...aro.org, linux-kernel@...r.kernel.org,
        amit.kucheria@...aro.org
Subject: Re: [PATCH 11/11] thermal: Move thermal governor structure to
 internal header

Hi Daniel,

I love your patch! Yet something to improve:

[auto build test ERROR on soc-thermal/next]
[cannot apply to v5.4-rc3 next-20191011]
[if your patch is applied to the wrong git tree, please drop us a note to help
improve the system. BTW, we also suggest to use '--base' option to specify the
base tree in git format-patch, please see https://stackoverflow.com/a/37406982]

url:    https://github.com/0day-ci/linux/commits/Daniel-Lezcano/thermal-Move-default-governor-config-option-to-the-internal-header/20191014-103735
base:   https://git.kernel.org/pub/scm/linux/kernel/git/evalenti/linux-soc-thermal.git next
config: x86_64-rhel (attached as .config)
compiler: gcc-7 (Debian 7.4.0-13) 7.4.0
reproduce:
        # save the attached .config to linux build tree
        make ARCH=x86_64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

   drivers/platform/x86/acerhdf.c: In function 'acerhdf_register_thermal':
>> drivers/platform/x86/acerhdf.c:747:30: error: dereferencing pointer to incomplete type 'struct thermal_governor'
     if (strcmp(thz_dev->governor->name,
                                 ^~

vim +747 drivers/platform/x86/acerhdf.c

e86435eb91b2bf Peter Feuerer  2009-06-21  731  
1d0c3fd01afbd5 Paul Gortmaker 2018-09-20  732  static int __init acerhdf_register_thermal(void)
e86435eb91b2bf Peter Feuerer  2009-06-21  733  {
e86435eb91b2bf Peter Feuerer  2009-06-21  734  	cl_dev = thermal_cooling_device_register("acerhdf-fan", NULL,
e86435eb91b2bf Peter Feuerer  2009-06-21  735  						 &acerhdf_cooling_ops);
e86435eb91b2bf Peter Feuerer  2009-06-21  736  
e86435eb91b2bf Peter Feuerer  2009-06-21  737  	if (IS_ERR(cl_dev))
e86435eb91b2bf Peter Feuerer  2009-06-21  738  		return -EINVAL;
e86435eb91b2bf Peter Feuerer  2009-06-21  739  
7e8b6d737da9c6 Peter Feuerer  2014-11-28  740  	thz_dev = thermal_zone_device_register("acerhdf", 2, 0, NULL,
48c8dd64345ba2 Peter Feuerer  2014-11-28  741  					      &acerhdf_dev_ops,
48c8dd64345ba2 Peter Feuerer  2014-11-28  742  					      &acerhdf_zone_params, 0,
e86435eb91b2bf Peter Feuerer  2009-06-21  743  					      (kernelmode) ? interval*1000 : 0);
e86435eb91b2bf Peter Feuerer  2009-06-21  744  	if (IS_ERR(thz_dev))
e86435eb91b2bf Peter Feuerer  2009-06-21  745  		return -EINVAL;
e86435eb91b2bf Peter Feuerer  2009-06-21  746  
48c8dd64345ba2 Peter Feuerer  2014-11-28 @747  	if (strcmp(thz_dev->governor->name,
48c8dd64345ba2 Peter Feuerer  2014-11-28  748  				acerhdf_zone_params.governor_name)) {
48c8dd64345ba2 Peter Feuerer  2014-11-28  749  		pr_err("Didn't get thermal governor %s, perhaps not compiled into thermal subsystem.\n",
48c8dd64345ba2 Peter Feuerer  2014-11-28  750  				acerhdf_zone_params.governor_name);
48c8dd64345ba2 Peter Feuerer  2014-11-28  751  		return -EINVAL;
48c8dd64345ba2 Peter Feuerer  2014-11-28  752  	}
48c8dd64345ba2 Peter Feuerer  2014-11-28  753  
e86435eb91b2bf Peter Feuerer  2009-06-21  754  	return 0;
e86435eb91b2bf Peter Feuerer  2009-06-21  755  }
e86435eb91b2bf Peter Feuerer  2009-06-21  756  

:::::: The code at line 747 was first introduced by commit
:::::: 48c8dd64345ba2a8c41556095c7adacb1c8af7c1 acerhdf: Use bang-bang thermal governor

:::::: TO: Peter Feuerer <peter@...e.net>
:::::: CC: Darren Hart <dvhart@...ux.intel.com>

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