linux-kernel - Re: [PATCH v5 2/2] cpufreq: add virtual-cpufreq driver

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Date: Wed, 31 Jan 2024 09:13:20 +0800
From: kernel test robot <lkp@...el.com>
To: David Dai <davidai@...gle.com>, "Rafael J. Wysocki" <rafael@...nel.org>,
	Viresh Kumar <viresh.kumar@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Sudeep Holla <sudeep.holla@....com>,
	Saravana Kannan <saravanak@...gle.com>
Cc: oe-kbuild-all@...ts.linux.dev, Quentin Perret <qperret@...gle.com>,
	Masami Hiramatsu <mhiramat@...gle.com>,
	Will Deacon <will@...nel.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Vincent Guittot <vincent.guittot@...aro.org>,
	Marc Zyngier <maz@...nel.org>,
	Oliver Upton <oliver.upton@...ux.dev>,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	Pavan Kondeti <quic_pkondeti@...cinc.com>,
	Gupta Pankaj <pankaj.gupta@....com>, Mel Gorman <mgorman@...e.de>,
	kernel-team@...roid.com, linux-pm@...r.kernel.org,
	devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 2/2] cpufreq: add virtual-cpufreq driver

Hi David,

kernel test robot noticed the following build errors:

[auto build test ERROR on rafael-pm/linux-next]
[also build test ERROR on robh/for-next linus/master rafael-pm/acpi-bus v6.8-rc2 next-20240130]
[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/David-Dai/dt-bindings-cpufreq-add-virtual-cpufreq-device/20240127-084645
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
patch link:    https://lore.kernel.org/r/20240127004321.1902477-3-davidai%40google.com
patch subject: [PATCH v5 2/2] cpufreq: add virtual-cpufreq driver
config: x86_64-randconfig-121-20240130 (https://download.01.org/0day-ci/archive/20240131/202401310804.bWt7Vf6o-lkp@intel.com/config)
compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240131/202401310804.bWt7Vf6o-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/202401310804.bWt7Vf6o-lkp@intel.com/

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: topology_set_scale_freq_source
   >>> referenced by virtual-cpufreq.c:115 (drivers/cpufreq/virtual-cpufreq.c:115)
   >>>               drivers/cpufreq/virtual-cpufreq.o:(virt_cpufreq_cpu_init) in archive vmlinux.a
--
>> ld.lld: error: undefined symbol: topology_clear_scale_freq_source
   >>> referenced by virtual-cpufreq.c:128 (drivers/cpufreq/virtual-cpufreq.c:128)
   >>>               drivers/cpufreq/virtual-cpufreq.o:(virt_cpufreq_cpu_exit) in archive vmlinux.a
--
>> ld.lld: error: undefined symbol: arch_freq_scale
   >>> referenced by virtual-cpufreq.c:38 (drivers/cpufreq/virtual-cpufreq.c:38)
   >>>               drivers/cpufreq/virtual-cpufreq.o:(virt_scale_freq_tick) in archive vmlinux.a

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