linux-kernel - Re: [PATCH 1/3] sched/fair: Introduce a new debugfs directory for EEVDF tests

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Message-ID: <202505071441.9cwPFBsc-lkp@intel.com>
Date: Wed, 7 May 2025 14:56:23 +0800
From: kernel test robot <lkp@...el.com>
To: "Dhaval Giani (AMD)" <dhaval@...nis.ca>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	Dhaval Giani <dhaval.giani@....com>,
	Gautham Shenoy <gautham.shenoy@....com>,
	K Prateek Nayak <kprateek.nayak@....com>,
	"Dhaval Giani (AMD)" <dhaval@...nis.ca>
Subject: Re: [PATCH 1/3] sched/fair: Introduce a new debugfs directory for
 EEVDF tests

Hi Dhaval,

kernel test robot noticed the following build errors:

[auto build test ERROR on tip/sched/core]
[also build test ERROR on linus/master v6.15-rc5 next-20250506]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch#_base_tree_information]

url:    https://github.com/intel-lab-lkp/linux/commits/Dhaval-Giani-AMD/sched-fair-Add-a-test-to-test-that-a-task-selected-to-run-has-positive-lag/20250423-081648
base:   tip/sched/core
patch link:    https://lore.kernel.org/r/20250422-b4-eevdf-tests-v1-post-v1-1-5b174f040f55%40gianis.ca
patch subject: [PATCH 1/3] sched/fair: Introduce a new debugfs directory for EEVDF tests
config: arc-allnoconfig (https://download.01.org/0day-ci/archive/20250507/202505071441.9cwPFBsc-lkp@intel.com/config)
compiler: arc-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250507/202505071441.9cwPFBsc-lkp@intel.com/reproduce)

If you fix the issue in a separate patch/commit (i.e. not just a new version of
the same patch/commit), kindly add following tags
| Reported-by: kernel test robot <lkp@...el.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202505071441.9cwPFBsc-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from kernel/sched/build_utility.c:71:
   kernel/sched/debug.c: In function 'sched_init_debug':
>> kernel/sched/debug.c:539:9: error: implicit declaration of function 'debugfs_eevdf_testing_init' [-Wimplicit-function-declaration]
     539 |         debugfs_eevdf_testing_init(debugfs_sched);
         |         ^~~~~~~~~~~~~~~~~~~~~~~~~~


vim +/debugfs_eevdf_testing_init +539 kernel/sched/debug.c

   534	
   535		debugfs_create_file("debug", 0444, debugfs_sched, NULL, &sched_debug_fops);
   536	
   537		debugfs_fair_server_init();
   538	
 > 539		debugfs_eevdf_testing_init(debugfs_sched);
   540	
   541		return 0;
   542	}
   543	late_initcall(sched_init_debug);
   544	

-- 
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki