linux-kernel - Re: [PATCH 1/2] tracing: Add .percent suffix option to histogram values

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Date:   Tue, 2 Aug 2022 14:49:36 +0800
From:   kernel test robot <lkp@...el.com>
To:     "Masami Hiramatsu (Google)" <mhiramat@...nel.org>,
        Steven Rostedt <rostedt@...dmis.org>
Cc:     llvm@...ts.linux.dev, kbuild-all@...ts.01.org,
        Tom Zanussi <zanussi@...nel.org>,
        Ingo Molnar <mingo@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] tracing: Add .percent suffix option to histogram
 values

Hi "Masami,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on rostedt-trace/for-next]
[also build test ERROR on linus/master v5.19 next-20220728]
[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/Masami-Hiramatsu-Google/tracing-hist-Add-percentage-histogram-suffixes/20220801-110217
base:   https://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace.git for-next
config: i386-randconfig-a001-20220801 (https://download.01.org/0day-ci/archive/20220802/202208021438.2r5RXlo9-lkp@intel.com/config)
compiler: clang version 16.0.0 (https://github.com/llvm/llvm-project 52cd00cabf479aa7eb6dbb063b7ba41ea57bce9e)
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/aef5f602ee3aa9ca07402c1d3da0642e932c1b3a
        git remote add linux-review https://github.com/intel-lab-lkp/linux
        git fetch --no-tags linux-review Masami-Hiramatsu-Google/tracing-hist-Add-percentage-histogram-suffixes/20220801-110217
        git checkout aef5f602ee3aa9ca07402c1d3da0642e932c1b3a
        # 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=i386 SHELL=/bin/bash

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

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: __udivdi3
   >>> referenced by trace_events_hist.c:5211 (kernel/trace/trace_events_hist.c:5211)
   >>>               trace/trace_events_hist.o:(hist_show) in archive kernel/built-in.a
   >>> referenced by trace_events_hist.c:0 (kernel/trace/trace_events_hist.c:0)
   >>>               trace/trace_events_hist.o:(hist_show) in archive kernel/built-in.a
   >>> referenced by trace_events_hist.c:5211 (kernel/trace/trace_events_hist.c:5211)
   >>>               trace/trace_events_hist.o:(hist_show) in archive kernel/built-in.a
   >>> referenced 1 more times

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