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X-CSE-ConnectionGUID: 6pLGunK7Q0C5Vx7d9Hn8bg== X-CSE-MsgGUID: 83C32EoZQha+ft0vpyDY0A== X-IronPort-AV: E=McAfee;i="6800,10657,11905"; a="77730232" X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="77730232" Received: from fmviesa011.fm.intel.com ([10.60.135.151]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Sep 2026 17:24:13 -0700 X-CSE-ConnectionGUID: ZwkYu+NdTr+r5ocRQxaARg== X-CSE-MsgGUID: cG4uXya5SaCZkVw1qY1V8Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,103,1787036400"; d="scan'208";a="2325835" Received: from lkp-server01.sh.intel.com (HELO 462990a40a85) ([10.239.97.150]) by fmviesa011.fm.intel.com with ESMTP; 17 Sep 2026 17:24:11 -0700 Received: from kbuild by 462990a40a85 with local (Exim 4.98.2) (envelope-from ) id 1x7MOf-000000008rX-13kK; Fri, 18 Sep 2026 00:24:09 +0000 Date: Fri, 18 Sep 2026 08:23:46 +0800 From: kernel test robot To: cros-kernel-buildreports@googlegroups.com Cc: oe-kbuild-all@lists.linux.dev Subject: [android-common:android13-5.10 1/1] include/trace/trace_events.h:27:23: warning: 'str__binder__trace_system_name' defined but not used Message-ID: <202609180832.ipmCmerN-lkp@intel.com> User-Agent: s-nail v14.9.25 Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Hi JianMin, FYI, the error/warning still remains. tree: https://android.googlesource.com/kernel/common android13-5.10 head: f107467f23d029ae469a0e8acada4336424274ca commit: 3fc5e942554eb435a2afd5113778eefd2a97f19b [1/1] ANDROID: binder: Add vendor hook to the binder config: arm64-randconfig-1001-20260918 (https://download.01.org/0day-ci/archive/20260918/202609180832.ipmCmerN-lkp@intel.com/config) compiler: aarch64-linux-gcc (GCC) 11.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260918/202609180832.ipmCmerN-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 | Closes: https://lore.kernel.org/oe-kbuild-all/202609180832.ipmCmerN-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/trace/define_trace.h:102, from include/trace/hooks/binder.h:33, from drivers/android/vendor_hooks.c:13: >> include/trace/trace_events.h:27:23: warning: 'str__binder__trace_system_name' defined but not used [-Wunused-const-variable=] 27 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/trace_events.h:28:21: note: in expansion of macro '__app__' 28 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/trace_events.h:30:29: note: in expansion of macro '__app' 30 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/trace_events.h:33:27: note: in expansion of macro 'TRACE_SYSTEM_STRING' 33 | static const char TRACE_SYSTEM_STRING[] = \ | ^~~~~~~~~~~~~~~~~~~ include/trace/trace_events.h:36:1: note: in expansion of macro 'TRACE_MAKE_SYSTEM_STR' 36 | TRACE_MAKE_SYSTEM_STR(); | ^~~~~~~~~~~~~~~~~~~~~ In file included from include/trace/define_trace.h:102, from include/trace/hooks/fpsimd.h:26, from drivers/android/vendor_hooks.c:12: include/trace/trace_events.h:27:23: warning: 'str__fpsimd__trace_system_name' defined but not used [-Wunused-const-variable=] 27 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/trace_events.h:28:21: note: in expansion of macro '__app__' 28 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/trace_events.h:30:29: note: in expansion of macro '__app' 30 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/trace_events.h:33:27: note: in expansion of macro 'TRACE_SYSTEM_STRING' 33 | static const char TRACE_SYSTEM_STRING[] = \ | ^~~~~~~~~~~~~~~~~~~ include/trace/trace_events.h:36:1: note: in expansion of macro 'TRACE_MAKE_SYSTEM_STR' 36 | TRACE_MAKE_SYSTEM_STR(); | ^~~~~~~~~~~~~~~~~~~~~ In file included from include/trace/define_trace.h:102, from include/trace/hooks/sched.h:60, from drivers/android/vendor_hooks.c:11: include/trace/trace_events.h:27:23: warning: 'str__sched__trace_system_name' defined but not used [-Wunused-const-variable=] 27 | #define __app__(x, y) str__##x##y | ^~~~~ include/trace/trace_events.h:28:21: note: in expansion of macro '__app__' 28 | #define __app(x, y) __app__(x, y) | ^~~~~~~ include/trace/trace_events.h:30:29: note: in expansion of macro '__app' 30 | #define TRACE_SYSTEM_STRING __app(TRACE_SYSTEM_VAR,__trace_system_name) | ^~~~~ include/trace/trace_events.h:33:27: note: in expansion of macro 'TRACE_SYSTEM_STRING' 33 | static const char TRACE_SYSTEM_STRING[] = \ | ^~~~~~~~~~~~~~~~~~~ include/trace/trace_events.h:36:1: note: in expansion of macro 'TRACE_MAKE_SYSTEM_STR' 36 | TRACE_MAKE_SYSTEM_STR(); | ^~~~~~~~~~~~~~~~~~~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for USB_PHY Depends on [n]: USB_SUPPORT [=n] Selected by [y]: - GKI_HIDDEN_USB_CONFIGS [=y] WARNING: unmet direct dependencies detected for WEXT_PROC Depends on [n]: NET [=y] && WIRELESS [=y] && PROC_FS [=n] && WEXT_CORE [=y] Selected by [y]: - GKI_LEGACY_WEXT_ALLCONFIG [=y] vim +/str__binder__trace_system_name +27 include/trace/trace_events.h acd388fd3af350a include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 26) acd388fd3af350a include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 @27) #define __app__(x, y) str__##x##y acd388fd3af350a include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 28) #define __app(x, y) __app__(x, y) acd388fd3af350a include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 29) :::::: The code at line 27 was first introduced by commit :::::: acd388fd3af350ab24c6ab6f19b83fc4a4f3aa60 tracing: Give system name a pointer :::::: TO: Steven Rostedt (Red Hat) :::::: CC: Steven Rostedt -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki