Messages in this thread | | | Date | Thu, 11 Jan 2024 01:20:18 +0800 | From | kernel test robot <> | Subject | include/trace/stages/init.h:2:23: warning: 'str__irq_vectors__trace_system_name' defined but not used |
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Hi Steven,
FYI, the error/warning still remains.
tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: ab27740f76654ed58dd32ac0ba0031c18a6dea3b commit: af6b9668e85ffd1502aada8036ccbf4dbd481708 tracing: Move the defines to create TRACE_EVENTS into their own files date: 1 year, 10 months ago config: i386-buildonly-randconfig-003-20240106 (https://download.01.org/0day-ci/archive/20240111/202401110124.FXHxWlN9-lkp@intel.com/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240111/202401110124.FXHxWlN9-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/202401110124.FXHxWlN9-lkp@intel.com/
All warnings (new ones prefixed by >>):
In file included from include/trace/trace_events.h:27, from include/trace/define_trace.h:102, from arch/x86/include/asm/trace/irq_vectors.h:383, from arch/x86/kernel/irq.c:27: >> include/trace/stages/init.h:2:23: warning: 'str__irq_vectors__trace_system_name' defined but not used [-Wunused-const-variable=] 2 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/stages/init.h:3:21: note: in expansion of macro '__app__' 3 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/stages/init.h:5:29: note: in expansion of macro '__app' 5 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/stages/init.h:8:20: note: in expansion of macro 'TRACE_SYSTEM_STRING' 8 | static const char TRACE_SYSTEM_STRING[] = \ | ^~~~~~~~~~~~~~~~~~~ include/trace/stages/init.h:11:1: note: in expansion of macro 'TRACE_MAKE_SYSTEM_STR' 11 | TRACE_MAKE_SYSTEM_STR(); | ^~~~~~~~~~~~~~~~~~~~~
vim +/str__irq_vectors__trace_system_name +2 include/trace/stages/init.h
> 2 #define __app__(x, y) str__##x##y 3 #define __app(x, y) __app__(x, y) 4
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