Messages in this thread | | | Date | Sat, 02 Apr 2022 10:38:21 +0100 | From | Marc Zyngier <> | Subject | Re: [ammarfaizi2-block:google/android/kernel/common/android12-5.10-2022-03 199/9999] arch/arm64/kvm/perf.c:58:36: error: implicit declaration of function 'perf_num_counters' |
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Hi Robot,
On Sat, 02 Apr 2022 04:47:04 +0100, kernel test robot <lkp@intel.com> wrote: > > Hi Marc, > > FYI, the error/warning still remains. > > tree: https://github.com/ammarfaizi2/linux-block google/android/kernel/common/android12-5.10-2022-03
Oh look, a random Android tree based on ... 5.10.
> head: 64099431c232d4a95f621411747a3972cc1c8061 > commit: 13dbdc0759fd4b89417f64d399ffa6a86fdc7caf [199/9999] FROMGIT: KVM: arm64: Turn kvm_arm_support_pmu_v3() into a static key > config: arm64-randconfig-r024-20220331 (https://download.01.org/0day-ci/archive/20220402/202204021112.ErKMELRr-lkp@intel.com/config) > compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project cc2e2b80a1f36a28fa7c96c38c2674b10868f09f) > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # install arm64 cross compiling tool for clang build > # apt-get install binutils-aarch64-linux-gnu > # https://github.com/ammarfaizi2/linux-block/commit/13dbdc0759fd4b89417f64d399ffa6a86fdc7caf > git remote add ammarfaizi2-block https://github.com/ammarfaizi2/linux-block > git fetch --no-tags ammarfaizi2-block google/android/kernel/common/android12-5.10-2022-03 > git checkout 13dbdc0759fd4b89417f64d399ffa6a86fdc7caf > # save the config file to linux build tree > mkdir build_dir > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=arm64 SHELL=/bin/bash arch/arm64/ > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot <lkp@intel.com> > > All errors (new ones prefixed by >>): > > >> arch/arm64/kvm/perf.c:58:36: error: implicit declaration of function 'perf_num_counters' [-Werror,-Wimplicit-function-declaration] > if (IS_ENABLED(CONFIG_ARM_PMU) && perf_num_counters() > 0) > ^ > 1 error generated.
$ ls -l arch/arm64/kvm/perf.c ls: cannot access 'arch/arm64/kvm/perf.c': No such file or directory
What is the point of testing trees that have no resemblance with upstream?
Thanks,
M.
-- Without deviation from the norm, progress is not possible.
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