linux-kernel - Re: [PATCH] cpufreq: CPPC: Dont read counters for idle CPUs

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Message-ID: <CAFivqmL4BPX3seUykFiSpehME13OdwKBoefnxw=owJyvggw30Q@mail.gmail.com>
Date: Sun, 15 Jun 2025 14:17:57 -0700
From: Prashant Malani <pmalani@...gle.com>
To: kernel test robot <lkp@...el.com>
Cc: "Rafael J. Wysocki" <rafael@...nel.org>, Viresh Kumar <viresh.kumar@...aro.org>, 
	"open list:CPU FREQUENCY SCALING FRAMEWORK" <linux-pm@...r.kernel.org>, open list <linux-kernel@...r.kernel.org>, 
	llvm@...ts.linux.dev, oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH] cpufreq: CPPC: Dont read counters for idle CPUs

On Sun, 15 Jun 2025 at 07:28, kernel test robot <lkp@...el.com> wrote:
>
> Hi Prashant,
>
> kernel test robot noticed the following build errors:
>
> [auto build test ERROR on rafael-pm/linux-next]
> [also build test ERROR on rafael-pm/bleeding-edge linus/master v6.16-rc1 next-20250613]
> [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/Prashant-Malani/cpufreq-CPPC-Dont-read-counters-for-idle-CPUs/20250614-083659
> base:   https://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm.git linux-next
> patch link:    https://lore.kernel.org/r/20250614003601.1600784-1-pmalani%40google.com
> patch subject: [PATCH] cpufreq: CPPC: Dont read counters for idle CPUs
> config: riscv-defconfig (https://download.01.org/0day-ci/archive/20250615/202506152245.BJAubGbp-lkp@intel.com/config)
> compiler: clang version 21.0.0git (https://github.com/llvm/llvm-project f819f46284f2a79790038e1f6649172789734ae8)
> reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250615/202506152245.BJAubGbp-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/202506152245.BJAubGbp-lkp@intel.com/
>
> All errors (new ones prefixed by >>, old ones prefixed by <<):
>
> >> ERROR: modpost: "idle_cpu" [drivers/cpufreq/cppc_cpufreq.ko] undefined!

Looks like my compilation .config included the header implicitly, but
it got missed here.
I'll add it in v2, once there is consensus on this change.

Best regards,