linux-kernel - Re: [PATCH v2 1/3] PM/OPP: Support to match OPP based on both frequency and level.

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Message-ID: <202508190712.5L4VOrmr-lkp@intel.com>
Date: Tue, 19 Aug 2025 07:46:43 +0800
From: kernel test robot <lkp@...el.com>
To: Krishna Chaitanya Chundru <krishna.chundru@....qualcomm.com>,
	Viresh Kumar <vireshk@...nel.org>, Nishanth Menon <nm@...com>,
	Stephen Boyd <sboyd@...nel.org>,
	"Rafael J. Wysocki" <rafael@...nel.org>,
	Manivannan Sadhasivam <mani@...nel.org>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Krzysztof Wilczyński <kwilczynski@...nel.org>,
	Rob Herring <robh@...nel.org>, Bjorn Helgaas <helgaas@...nel.org>,
	Bjorn Andersson <andersson@...nel.org>,
	Konrad Dybcio <konradybcio@...nel.org>,
	Krzysztof Kozlowski <krzk@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-pm@...r.kernel.org,
	linux-kernel@...r.kernel.org, linux-pci@...r.kernel.org,
	linux-arm-msm@...r.kernel.org, devicetree@...r.kernel.org,
	Krishna Chaitanya Chundru <krishna.chundru@....qualcomm.com>
Subject: Re: [PATCH v2 1/3] PM/OPP: Support to match OPP based on both
 frequency and level.

Hi Krishna,

kernel test robot noticed the following build errors:

[auto build test ERROR on c17b750b3ad9f45f2b6f7e6f7f4679844244f0b9]

url:    https://github.com/intel-lab-lkp/linux/commits/Krishna-Chaitanya-Chundru/PM-OPP-Support-to-match-OPP-based-on-both-frequency-and-level/20250818-162759
base:   c17b750b3ad9f45f2b6f7e6f7f4679844244f0b9
patch link:    https://lore.kernel.org/r/20250818-opp_pcie-v2-1-071524d98967%40oss.qualcomm.com
patch subject: [PATCH v2 1/3] PM/OPP: Support to match OPP based on both frequency and level.
config: parisc-allnoconfig (https://download.01.org/0day-ci/archive/20250819/202508190712.5L4VOrmr-lkp@intel.com/config)
compiler: hppa-linux-gcc (GCC) 15.1.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250819/202508190712.5L4VOrmr-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/202508190712.5L4VOrmr-lkp@intel.com/

All error/warnings (new ones prefixed by >>):

   In file included from include/linux/cpufreq.h:18,
                    from include/trace/events/power.h:8,
                    from kernel/cpu.c:42:
>> include/linux/pm_opp.h:297:20: warning: no previous prototype for 'dev_pm_opp_find_freq_level_exact' [-Wmissing-prototypes]
     297 | struct dev_pm_opp *dev_pm_opp_find_freq_level_exact(struct device *dev,
         |                    ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
--
   hppa-linux-ld: kernel/sched/core.o: in function `dev_pm_opp_find_freq_level_exact':
>> (.text+0xba4): multiple definition of `dev_pm_opp_find_freq_level_exact'; kernel/cpu.o:(.text+0x6a0): first defined here
   hppa-linux-ld: kernel/sched/fair.o: in function `dev_pm_opp_find_freq_level_exact':
   (.text+0x50ac): multiple definition of `dev_pm_opp_find_freq_level_exact'; kernel/cpu.o:(.text+0x6a0): first defined here
   hppa-linux-ld: kernel/sched/build_policy.o: in function `dev_pm_opp_find_freq_level_exact':
   (.text+0x4d44): multiple definition of `dev_pm_opp_find_freq_level_exact'; kernel/cpu.o:(.text+0x6a0): first defined here
   hppa-linux-ld: kernel/sched/build_utility.o: in function `dev_pm_opp_find_freq_level_exact':
   (.text+0x2b44): multiple definition of `dev_pm_opp_find_freq_level_exact'; kernel/cpu.o:(.text+0x6a0): first defined here
   hppa-linux-ld: kernel/power/qos.o: in function `dev_pm_opp_find_freq_level_exact':
   (.text+0x188): multiple definition of `dev_pm_opp_find_freq_level_exact'; kernel/cpu.o:(.text+0x6a0): first defined here
   hppa-linux-ld: kernel/time/tick-common.o: in function `dev_pm_opp_find_freq_level_exact':
   (.text+0x164): multiple definition of `dev_pm_opp_find_freq_level_exact'; kernel/cpu.o:(.text+0x6a0): first defined here
   hppa-linux-ld: fs/proc/cpuinfo.o: in function `dev_pm_opp_find_freq_level_exact':
   (.text+0x24): multiple definition of `dev_pm_opp_find_freq_level_exact'; kernel/cpu.o:(.text+0x6a0): first defined here
   hppa-linux-ld: drivers/base/core.o: in function `dev_pm_opp_find_freq_level_exact':
   (.text+0x5348): multiple definition of `dev_pm_opp_find_freq_level_exact'; kernel/cpu.o:(.text+0x6a0): first defined here
   hppa-linux-ld: drivers/base/syscore.o: in function `dev_pm_opp_find_freq_level_exact':
   (.text+0xb8): multiple definition of `dev_pm_opp_find_freq_level_exact'; kernel/cpu.o:(.text+0x6a0): first defined here

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