linux-kernel - [tip:master 747/770] include/linux/perf_regs.h:40:16: error: 'PERF_SAMPLE_REGS_ABI

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Message-ID: <202505242058.6AYU4Wd3-lkp@intel.com>
Date: Sat, 24 May 2025 20:11:27 +0800
From: kernel test robot <lkp@...el.com>
To: Ingo Molnar <mingo@...nel.org>
Cc: oe-kbuild-all@...ts.linux.dev, linux-kernel@...r.kernel.org,
	x86@...nel.org
Subject: [tip:master 747/770] include/linux/perf_regs.h:40:16: error:
 'PERF_SAMPLE_REGS_ABI_NONE' undeclared

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git master
head:   4df0681d0b0244368a8a0982b24ceb536c3b5165
commit: a7872f778554c4849d59def8dfe0d295328e5e10 [747/770] perf/headers: Clean up <linux/perf_event.h> a bit
config: openrisc-allnoconfig (https://download.01.org/0day-ci/archive/20250524/202505242058.6AYU4Wd3-lkp@intel.com/config)
compiler: or1k-linux-gcc (GCC) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250524/202505242058.6AYU4Wd3-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/202505242058.6AYU4Wd3-lkp@intel.com/

All errors (new ones prefixed by >>):

   In file included from include/linux/perf_event.h:33,
                    from include/linux/trace_events.h:10,
                    from include/trace/syscall.h:7,
                    from include/linux/syscalls.h:94,
                    from init/main.c:21:
   include/linux/perf_regs.h: In function 'perf_reg_abi':
>> include/linux/perf_regs.h:40:16: error: 'PERF_SAMPLE_REGS_ABI_NONE' undeclared (first use in this function)
      40 |         return PERF_SAMPLE_REGS_ABI_NONE;
         |                ^~~~~~~~~~~~~~~~~~~~~~~~~
   include/linux/perf_regs.h:40:16: note: each undeclared identifier is reported only once for each function it appears in
   At top level:
   cc1: note: unrecognized command-line option '-Wno-unterminated-string-initialization' may have been intended to silence earlier diagnostics


vim +/PERF_SAMPLE_REGS_ABI_NONE +40 include/linux/perf_regs.h

4018994f3d87852 Jiri Olsa       2012-08-07  37  
4018994f3d87852 Jiri Olsa       2012-08-07  38  static inline u64 perf_reg_abi(struct task_struct *task)
4018994f3d87852 Jiri Olsa       2012-08-07  39  {
4018994f3d87852 Jiri Olsa       2012-08-07 @40  	return PERF_SAMPLE_REGS_ABI_NONE;
4018994f3d87852 Jiri Olsa       2012-08-07  41  }
88a7c26af8dab2f Andy Lutomirski 2015-01-04  42  

:::::: The code at line 40 was first introduced by commit
:::::: 4018994f3d8785275ef0e7391b75c3462c029e56 perf: Add ability to attach user level registers dump to sample

:::::: TO: Jiri Olsa <jolsa@...hat.com>
:::::: CC: Arnaldo Carvalho de Melo <acme@...hat.com>

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