From: kernel test robot <lkp@intel.com>
To: cros-kernel-buildreports@googlegroups.com
Cc: oe-kbuild-all@lists.linux.dev
Subject: [android-common:android12-kiwi-5.10 272/272] include/trace/trace_events.h:27:23: warning: 'str__fpsimd__trace_system_name' defined but not used
Date: Thu, 13 Aug 2026 19:35:23 +0800 [thread overview]
Message-ID: <202608131906.5mn6bzPv-lkp@intel.com> (raw)
Hi Wooyeon,
FYI, the error/warning still remains.
tree: https://android.googlesource.com/kernel/common android12-kiwi-5.10
head: 9c40f45d2c22f05e45bc48b1d7be869adf7e473a
commit: 74555f39924dc4c173b4bec9bd015acfeb895e68 [272/272] ANDROID: vendor_hooks: FPSIMD save/restore by using vendor_hooks
config: arm64-randconfig-004-20260813 (https://download.01.org/0day-ci/archive/20260813/202608131906.5mn6bzPv-lkp@intel.com/config)
compiler: aarch64-linux-gcc (GCC) 15.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260813/202608131906.5mn6bzPv-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/202608131906.5mn6bzPv-lkp@intel.com/
All warnings (new ones prefixed by >>):
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:23,
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 WIRELESS_EXT
Depends on [n]: NET [=n] && WIRELESS [=n]
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
WARNING: unmet direct dependencies detected for WEXT_CORE
Depends on [n]: NET [=n] && WIRELESS [=n] && (CFG80211_WEXT [=n] || WIRELESS_EXT [=y])
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
WARNING: unmet direct dependencies detected for WEXT_PROC
Depends on [n]: NET [=n] && WIRELESS [=n] && PROC_FS [=y] && WEXT_CORE [=y]
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
WARNING: unmet direct dependencies detected for WEXT_PRIV
Depends on [n]: NET [=n] && WIRELESS [=n]
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
WARNING: unmet direct dependencies detected for WEXT_SPY
Depends on [n]: NET [=n] && WIRELESS [=n]
Selected by [y]:
- GKI_LEGACY_WEXT_ALLCONFIG [=y]
vim +/str__fpsimd__trace_system_name +27 include/trace/trace_events.h
acd388fd3af350 include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 26)
acd388fd3af350 include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 @27) #define __app__(x, y) str__##x##y
acd388fd3af350 include/trace/ftrace.h Steven Rostedt (Red Hat 2015-03-31 28) #define __app(x, y) __app__(x, y)
acd388fd3af350 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) <rostedt@goodmis.org>
:::::: CC: Steven Rostedt <rostedt@goodmis.org>
--
0-DAY CI Kernel Test Service
https://github.com/intel/lkp-tests/wiki
reply other threads:[~2026-08-13 11:36 UTC|newest]
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