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Date:   Tue, 14 Jun 2022 04:32:32 +0800
From:   kernel test robot <lkp@intel.com>
To:     Anshuman Khandual <anshuman.khandual@arm.com>,
        linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
        peterz@infradead.org, acme@kernel.org, mark.rutland@arm.com,
        will@kernel.org
Cc:     llvm@lists.linux.dev, kbuild-all@lists.01.org,
        Anshuman Khandual <anshuman.khandual@arm.com>,
        Catalin Marinas <catalin.marinas@arm.com>,
        James Clark <james.clark@arm.com>,
        Rob Herring <robh@kernel.org>, Marc Zyngier <maz@kernel.org>,
        Ingo Molnar <mingo@redhat.com>,
        linux-perf-users@vger.kernel.org
Subject: Re: [PATCH 1/8] perf: Consolidate branch sample filter helpers
Message-ID: <202206140422.ttLxMHtq-lkp@intel.com>
References: <20220613100119.684673-2-anshuman.khandual@arm.com>
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In-Reply-To: <20220613100119.684673-2-anshuman.khandual@arm.com>
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Hi Anshuman,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on tip/perf/core]
[also build test ERROR on acme/perf/core]
[cannot apply to arm64/for-next/core]
[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]

url:    https://github.com/intel-lab-lkp/linux/commits/Anshuman-Khandual/arm64-perf-Enable-branch-stack-sampling/20220613-180501
base:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git f0fe9f3c7abcc946a676dfb295478c50312523c2
config: x86_64-randconfig-a002-20220613 (https://download.01.org/0day-ci/archive/20220614/202206140422.ttLxMHtq-lkp@intel.com/config)
compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project d378268ead93c85803c270277f0243737b536ae7)
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
        # https://github.com/intel-lab-lkp/linux/commit/1bd23b8ca1fc92f2f5b28a94ebd95432febfe96c
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Anshuman-Khandual/arm64-perf-Enable-branch-stack-sampling/20220613-180501
        git checkout 1bd23b8ca1fc92f2f5b28a94ebd95432febfe96c
        # save the config file
        mkdir build_dir && cp config build_dir/.config
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/acpi/

If you fix the issue, kindly add following tag where applicable
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   In file included from drivers/acpi/acpi_pad.c:20:
>> include/linux/perf_event.h:1708:42: error: use of undeclared identifier 'PERF_SAMPLE_BRANCH_PRIV_SAVE'; did you mean 'PERF_SAMPLE_BRANCH_TYPE_SAVE'?
           return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_PRIV_SAVE;
                                                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
                                                   PERF_SAMPLE_BRANCH_TYPE_SAVE
   include/uapi/linux/perf_event.h:231:2: note: 'PERF_SAMPLE_BRANCH_TYPE_SAVE' declared here
           PERF_SAMPLE_BRANCH_TYPE_SAVE    =
           ^
   1 error generated.
--
   In file included from drivers/acpi/processor_idle.c:24:
>> include/linux/perf_event.h:1708:42: error: use of undeclared identifier 'PERF_SAMPLE_BRANCH_PRIV_SAVE'; did you mean 'PERF_SAMPLE_BRANCH_TYPE_SAVE'?
           return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_PRIV_SAVE;
                                                   ^~~~~~~~~~~~~~~~~~~~~~~~~~~~
                                                   PERF_SAMPLE_BRANCH_TYPE_SAVE
   include/uapi/linux/perf_event.h:231:2: note: 'PERF_SAMPLE_BRANCH_TYPE_SAVE' declared here
           PERF_SAMPLE_BRANCH_TYPE_SAVE    =
           ^
   drivers/acpi/processor_idle.c:1083:12: warning: no previous prototype for function 'acpi_processor_ffh_lpi_probe' [-Wmissing-prototypes]
   int __weak acpi_processor_ffh_lpi_probe(unsigned int cpu)
              ^
   drivers/acpi/processor_idle.c:1083:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int __weak acpi_processor_ffh_lpi_probe(unsigned int cpu)
   ^
   static 
   drivers/acpi/processor_idle.c:1152:12: warning: no previous prototype for function 'acpi_processor_ffh_lpi_enter' [-Wmissing-prototypes]
   int __weak acpi_processor_ffh_lpi_enter(struct acpi_lpi_state *lpi)
              ^
   drivers/acpi/processor_idle.c:1152:1: note: declare 'static' if the function is not intended to be used outside of this translation unit
   int __weak acpi_processor_ffh_lpi_enter(struct acpi_lpi_state *lpi)
   ^
   static 
   2 warnings and 1 error generated.


vim +1708 include/linux/perf_event.h

  1705	
  1706	static inline bool branch_sample_priv(const struct perf_event *event)
  1707	{
> 1708		return event->attr.branch_sample_type & PERF_SAMPLE_BRANCH_PRIV_SAVE;

-- 
0-DAY CI Kernel Test Service
https://01.org/lkp