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X-CSE-ConnectionGUID: YgFDLOVjRjWRc59dJWQh8g== X-CSE-MsgGUID: OCF5gKCxQQ6yJNCY5ZINPQ== X-IronPort-AV: E=McAfee;i="6800,10657,11911"; a="78000020" X-IronPort-AV: E=Sophos;i="6.27,112,1787036400"; d="scan'208";a="78000020" Received: from fmviesa011.fm.intel.com ([10.60.135.151]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2026 14:00:43 -0700 X-CSE-ConnectionGUID: RJfaqsl3TIScnvuTlnF/WQ== X-CSE-MsgGUID: JZudtc+5R0SmZlhxfKKN/A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.27,112,1787036400"; d="scan'208";a="3421839" Received: from lkp-server01.sh.intel.com (HELO 462990a40a85) ([10.239.97.150]) by fmviesa011.fm.intel.com with ESMTP; 20 Sep 2026 14:00:42 -0700 Received: from kbuild by 462990a40a85 with local (Exim 4.98.2) (envelope-from ) id 1x8OeN-00000000CoV-27u7; Sun, 20 Sep 2026 21:00:39 +0000 Date: Mon, 21 Sep 2026 05:00:09 +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__mpam__trace_system_name' defined but not used Message-ID: <202609210403.AmTCCrKV-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 C-J.Chen, FYI, the error/warning still remains. tree: https://android.googlesource.com/kernel/common android13-5.10 head: 428b47f4651829663d19455bcf5132040b155e86 commit: 1aa1f6a7cf67c9cea1a609581eb9c2602fd96576 [1/1] ANDROID: mpam: add vendor hook to record MPAM config: arm64-randconfig-1001-20260918 (https://download.01.org/0day-ci/archive/20260921/202609210403.AmTCCrKV-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/20260921/202609210403.AmTCCrKV-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/202609210403.AmTCCrKV-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from include/trace/define_trace.h:102, from include/trace/hooks/mpam.h:24, from drivers/android/vendor_hooks.c:19: >> include/trace/trace_events.h:27:23: warning: 'str__mpam__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/topology.h:27, from drivers/android/vendor_hooks.c:18: include/trace/trace_events.h:27:23: warning: 'str__topology__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/cpuidle.h:23, from drivers/android/vendor_hooks.c:17: include/trace/trace_events.h:27:23: warning: 'str__cpuidle__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/dtask.h:53, from drivers/android/vendor_hooks.c:16: include/trace/trace_events.h:27:23: warning: 'str__dtask__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/futex.h:26, from drivers/android/vendor_hooks.c:15: include/trace/trace_events.h:27:23: warning: 'str__futex__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/rwsem.h:38, from drivers/android/vendor_hooks.c:14: include/trace/trace_events.h:27:23: warning: 'str__rwsem__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[] = \ 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__mpam__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