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Message-ID: <202410221809.rM67Lxz0-lkp@intel.com>
Date: Tue, 22 Oct 2024 18:43:51 +0800
From: kernel test robot <lkp@...el.com>
To: Ian Rogers <irogers@...gle.com>, Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...nel.org>,
Adrian Hunter <adrian.hunter@...el.com>,
Kan Liang <kan.liang@...ux.intel.com>,
Ravi Bangoria <ravi.bangoria@....com>,
Weilin Wang <weilin.wang@...el.com>,
Yoshihiro Furudera <fj5100bi@...itsu.com>,
James Clark <james.clark@...aro.org>,
Athira Jajeev <atrajeev@...ux.vnet.ibm.com>,
Howard Chu <howardchu95@...il.com>,
Oliver Upton <oliver.upton@...ux.dev>,
Changbin Du <changbin.du@...wei.com>, Ze Gao <zegao2021@...il.com>,
Junhao He <hejunhao3@...wei.com>, linux-kernel@...r.kernel.org,
linux-perf-users@...r.kernel.org
Cc: oe-kbuild-all@...ts.linux.dev
Subject: Re: [PATCH v5 2/5] perf hwmon_pmu: Add a tool PMU exposing events
from hwmon in sysfs
Hi Ian,
kernel test robot noticed the following build errors:
[auto build test ERROR on perf-tools-next/perf-tools-next]
[also build test ERROR on next-20241022]
[cannot apply to tip/perf/core perf-tools/perf-tools linus/master acme/perf/core v6.12-rc4]
[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#_base_tree_information]
url: https://github.com/intel-lab-lkp/linux/commits/Ian-Rogers/tools-api-io-Ensure-line_len_out-is-always-initialized/20241017-143759
base: https://git.kernel.org/pub/scm/linux/kernel/git/perf/perf-tools-next.git perf-tools-next
patch link: https://lore.kernel.org/r/20241017063555.366065-3-irogers%40google.com
patch subject: [PATCH v5 2/5] perf hwmon_pmu: Add a tool PMU exposing events from hwmon in sysfs
compiler: clang version 18.1.8 (https://github.com/llvm/llvm-project 3b5b5c1ec4a3095ab096dd780e84d7ab81f3d7ff)
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241022/202410221809.rM67Lxz0-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/202410221809.rM67Lxz0-lkp@intel.com/
All errors (new ones prefixed by >>):
Makefile.config:665: No libunwind found. Please install libunwind-dev[el] >= 1.1 and/or set LIBUNWIND_DIR
PERF_VERSION = 6.12.rc3.gd8463b89755f
>> util/hwmon_pmu.c:175:2: error: call to undeclared library function 'strlcpy' with type 'unsigned long (char *, const char *, unsigned long)'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration]
175 | strlcpy(fn_type, filename, sizeof(fn_type));
| ^
util/hwmon_pmu.c:175:2: note: include the header <string.h> or explicitly provide a declaration for 'strlcpy'
1 error generated.
make[7]: *** [tools/build/Makefile.build:106: tools/perf/util/hwmon_pmu.o] Error 1
make[7]: *** Waiting for unfinished jobs....
make[6]: *** [tools/build/Makefile.build:158: util] Error 2
make[5]: *** [Makefile.perf:789: tools/perf/perf-util-in.o] Error 2
make[5]: *** Waiting for unfinished jobs....
make[4]: *** [Makefile.perf:292: sub-make] Error 2
make[3]: *** [Makefile:76: all] Error 2
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
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