Re: [PATCH] libperf: Add perf_evsel__id() function

[kernel test robot <lkp@intel.com>]

:::::: 
:::::: Manual check reason: "low confidence bisect report"
:::::: 

BCC: lkp@intel.com
CC: oe-kbuild-all@lists.linux.dev
In-Reply-To: <20240823-perf_evsel_get_id-v1-1-0ffa204c4164@rivosinc.com>
References: <20240823-perf_evsel_get_id-v1-1-0ffa204c4164@rivosinc.com>
TO: Charlie Jenkins <charlie@rivosinc.com>
TO: Peter Zijlstra <peterz@infradead.org>
TO: Ingo Molnar <mingo@redhat.com>
TO: Arnaldo Carvalho de Melo <acme@kernel.org>
TO: Namhyung Kim <namhyung@kernel.org>
TO: Mark Rutland <mark.rutland@arm.com>
TO: Alexander Shishkin <alexander.shishkin@linux.intel.com>
TO: Jiri Olsa <jolsa@kernel.org>
TO: Ian Rogers <irogers@google.com>
TO: Adrian Hunter <adrian.hunter@intel.com>
CC: linux-perf-users@vger.kernel.org
CC: linux-kernel@vger.kernel.org
CC: Charlie Jenkins <charlie@rivosinc.com>

Hi Charlie,

kernel test robot noticed the following build errors:

[auto build test ERROR on 47ac09b91befbb6a235ab620c32af719f8208399]

url:    https://github.com/intel-lab-lkp/linux/commits/Charlie-Jenkins/libperf-Add-perf_evsel__id-function/20240826-143619
base:   47ac09b91befbb6a235ab620c32af719f8208399
patch link:    https://lore.kernel.org/r/20240823-perf_evsel_get_id-v1-1-0ffa204c4164%40rivosinc.com
patch subject: [PATCH] libperf: Add perf_evsel__id() function
:::::: branch date: 4 days ago
:::::: commit date: 4 days ago
compiler: clang version 18.1.5 (https://github.com/llvm/llvm-project 617a15a9eac96088ae5e9134248d8236e34b91b1)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240830/202408300351.twD2Wj7F-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@intel.com>
| Closes: https://lore.kernel.org/r/202408300351.twD2Wj7F-lkp@intel.com/

All errors (new ones prefixed by >>):

   Makefile.config:671: No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR
     PERF_VERSION = 6.11.rc4.gfb323f1b6522
>> evsel.c:493:57: error: incompatible integer to pointer conversion passing 'unsigned long' to parameter of type 'void *' [-Wint-conversion]
     493 |                 err = perf_evsel__run_ioctl(evsel, PERF_EVENT_IOC_ID, (unsigned long)id, i);
         |                                                                       ^~~~~~~~~~~~~~~~~
   evsel.c:427:22: note: passing argument to parameter 'arg' here
     427 |                                  int ioc,  void *arg,
         |                                                  ^
   1 error generated.
   make[7]: *** [tools/build/Makefile.build:105: tools/perf/libperf/evsel.o] Error 1
   make[7]: *** Waiting for unfinished jobs....
   make[6]: *** [Makefile:122: tools/perf/libperf/libperf-in.o] Error 2
   make[5]: *** [Makefile.perf:961: tools/perf/libperf/libperf.a] Error 2
   make[5]: *** Waiting for unfinished jobs....
   make[4]: *** [Makefile.perf:290: sub-make] Error 2
   make[3]: *** [Makefile:70: all] Error 2

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