From: kernel test robot <lkp@intel.com>
To: Daniel Bristot de Oliveira <bristot@kernel.org>,
Steven Rostedt <rostedt@goodmis.org>,
Masami Hiramatsu <mhiramat@kernel.org>
Cc: oe-kbuild-all@lists.linux.dev,
linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] tracing/timerlat: Hotplug support for the user-space interface
Date: Sat, 16 Sep 2023 08:21:58 +0800 [thread overview]
Message-ID: <202309160854.SAw0rIUm-lkp@intel.com> (raw)
In-Reply-To: <b619d9fd08a3bb47018cf40afa95783844a3c1fd.1694789910.git.bristot@kernel.org>
Hi Daniel,
kernel test robot noticed the following build warnings:
[auto build test WARNING on linus/master]
[also build test WARNING on v6.6-rc1 next-20230915]
[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/Daniel-Bristot-de-Oliveira/tracing-timerlat-Hotplug-support-for-the-user-space-interface/20230915-230157
base: linus/master
patch link: https://lore.kernel.org/r/b619d9fd08a3bb47018cf40afa95783844a3c1fd.1694789910.git.bristot%40kernel.org
patch subject: [PATCH] tracing/timerlat: Hotplug support for the user-space interface
config: um-randconfig-002-20230916 (https://download.01.org/0day-ci/archive/20230916/202309160854.SAw0rIUm-lkp@intel.com/config)
compiler: gcc-12 (Debian 12.2.0-14) 12.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20230916/202309160854.SAw0rIUm-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/oe-kbuild-all/202309160854.SAw0rIUm-lkp@intel.com/
All warnings (new ones prefixed by >>):
>> kernel/trace/trace_osnoise.c:2125:13: warning: 'timerlat_rm_per_cpu_interface' defined but not used [-Wunused-function]
2125 | static void timerlat_rm_per_cpu_interface(long cpu) {};
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>> kernel/trace/trace_osnoise.c:2124:12: warning: 'timerlat_add_per_cpu_interface' defined but not used [-Wunused-function]
2124 | static int timerlat_add_per_cpu_interface(long cpu) { return 0; };
| ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
vim +/timerlat_rm_per_cpu_interface +2125 kernel/trace/trace_osnoise.c
2112
2113 static void timerlat_rm_per_cpu_interface(long cpu)
2114 {
2115 struct dentry *cpu_dir = per_cpu_ptr(&osnoise_per_cpu_dir, cpu)->root;
2116
2117 if (cpu_dir) {
2118 tracefs_remove(cpu_dir);
2119 per_cpu_ptr(&osnoise_per_cpu_dir, cpu)->root = NULL;
2120 per_cpu_ptr(&osnoise_per_cpu_dir, cpu)->timerlat_fd = NULL;
2121 }
2122 }
2123 #else
> 2124 static int timerlat_add_per_cpu_interface(long cpu) { return 0; };
> 2125 static void timerlat_rm_per_cpu_interface(long cpu) {};
2126 #endif
2127
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
next parent reply other threads:[~2023-09-16 0:22 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <b619d9fd08a3bb47018cf40afa95783844a3c1fd.1694789910.git.bristot@kernel.org>
2023-09-16 0:21 ` kernel test robot [this message]
2023-09-18 13:49 ` [PATCH] tracing/timerlat: Hotplug support for the user-space interface Daniel Bristot de Oliveira
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