linux-kernel - Re: [PATCH v4 1/2] tracing: Allow tracer to add more than 32 options

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Message-ID: <202510190313.fYtuvG3l-lkp@intel.com>
Date: Sun, 19 Oct 2025 04:04:09 +0800
From: kernel test robot <lkp@...el.com>
To: "Masami Hiramatsu (Google)" <mhiramat@...nel.org>,
	Steven Rostedt <rostedt@...dmis.org>
Cc: oe-kbuild-all@...ts.linux.dev, Masami Hiramatsu <mhiramat@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	linux-kernel@...r.kernel.org, linux-trace-kernel@...r.kernel.org
Subject: Re: [PATCH v4 1/2] tracing: Allow tracer to add more than 32 options

Hi Masami,

kernel test robot noticed the following build warnings:

[auto build test WARNING on trace/for-next]
[also build test WARNING on linus/master v6.18-rc1 next-20251017]
[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-Allow-tracer-to-add-more-than-32-options/20251018-004104
base:   https://git.kernel.org/pub/scm/linux/kernel/git/trace/linux-trace for-next
patch link:    https://lore.kernel.org/r/176071774097.175601.10233017390618260565.stgit%40devnote2
patch subject: [PATCH v4 1/2] tracing: Allow tracer to add more than 32 options
config: i386-randconfig-063-20251018 (https://download.01.org/0day-ci/archive/20251019/202510190313.fYtuvG3l-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251019/202510190313.fYtuvG3l-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/202510190313.fYtuvG3l-lkp@intel.com/

sparse warnings: (new ones prefixed by >>)
   kernel/trace/rv/rv.c: note: in included file (through kernel/trace/rv/rv.h):
>> kernel/trace/rv/../trace.h:1427:27: sparse: sparse: missing identifier in declaration
   kernel/trace/rv/../trace.h:1427:27: sparse: sparse: Expected ; at the end of type declaration
   kernel/trace/rv/../trace.h:1427:27: sparse: sparse: got :

vim +1427 kernel/trace/rv/../trace.h

  1426	
> 1427	enum trace_iterator_flags : uint64_t { TRACE_FLAGS };
  1428	

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