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From: kernel test robot <lkp@intel.com>
To: Kim Phillips <kim.phillips@amd.com>
Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org,
	Peter Zijlstra <peterz@infradead.org>
Subject: [peterz-queue:perf/core 7/8] arch/x86/events/amd/ibs.c:829:5: error: redefinition of 'get_ibs_caps'
Date: Wed, 18 Aug 2021 23:44:45 +0800	[thread overview]
Message-ID: <202108182341.z6digIOK-lkp@intel.com> (raw)

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Hi Kim,

First bad commit (maybe != root cause):

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git perf/core
head:   0b8f94ea282357a79781d10024708c2cf0ff5305
commit: 10684f2b277c733c018c5d07ddb4aa980ba4fcc5 [7/8] perf/amd/uncore: Allow the driver to be built as a module
config: i386-tinyconfig (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        # https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git/commit/?id=10684f2b277c733c018c5d07ddb4aa980ba4fcc5
        git remote add peterz-queue https://git.kernel.org/pub/scm/linux/kernel/git/peterz/queue.git
        git fetch --no-tags peterz-queue perf/core
        git checkout 10684f2b277c733c018c5d07ddb4aa980ba4fcc5
        # save the attached .config to linux build tree
        mkdir build_dir
        make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/events/amd/

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/x86/events/amd/ibs.c:829:5: error: redefinition of 'get_ibs_caps'
     829 | u32 get_ibs_caps(void)
         |     ^~~~~~~~~~~~
   In file included from include/linux/perf_event.h:25,
                    from arch/x86/events/amd/ibs.c:9:
   arch/x86/include/asm/perf_event.h:426:19: note: previous definition of 'get_ibs_caps' was here
     426 | static inline u32 get_ibs_caps(void) { return 0; }
         |                   ^~~~~~~~~~~~
   arch/x86/events/amd/ibs.c: In function 'get_eilvt':
>> arch/x86/events/amd/ibs.c:838:10: error: implicit declaration of function 'setup_APIC_eilvt' [-Werror=implicit-function-declaration]
     838 |  return !setup_APIC_eilvt(offset, 0, APIC_EILVT_MSG_NMI, 1);
         |          ^~~~~~~~~~~~~~~~
   cc1: some warnings being treated as errors


vim +/get_ibs_caps +829 arch/x86/events/amd/ibs.c

b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  828  
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21 @829  u32 get_ibs_caps(void)
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  830  {
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  831  	return ibs_caps;
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  832  }
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  833  
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  834  EXPORT_SYMBOL(get_ibs_caps);
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  835  
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  836  static inline int get_eilvt(int offset)
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  837  {
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21 @838  	return !setup_APIC_eilvt(offset, 0, APIC_EILVT_MSG_NMI, 1);
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  839  }
b716916679e720 arch/x86/kernel/cpu/perf_event_amd_ibs.c Robert Richter 2011-09-21  840  

:::::: The code at line 829 was first introduced by commit
:::::: b716916679e72054d436afadce2f94dcad71cfad perf, x86: Implement IBS initialization

:::::: TO: Robert Richter <robert.richter@amd.com>
:::::: CC: Ingo Molnar <mingo@elte.hu>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

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             reply	other threads:[~2021-08-18 15:48 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-18 15:44 kernel test robot [this message]
2021-08-18 17:29 ` [PATCH] perf/amd: Fix i386 build " Kim Phillips
2021-08-18 22:20 [peterz-queue:perf/core 7/8] arch/x86/events/amd/ibs.c:829:5: " kernel test robot

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