From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1A1313876CA for ; Thu, 21 May 2026 18:30:16 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779388218; cv=none; b=ma7jhITb/oenss3nUXY2NHuc4AQPBczgV1PAAq2ZkI5usFpzCSwVEHpr5BEAPLMFfecpc6gZ4iNbQZfBch2Xfu70SwqU16LpEDD078AfwG6yzidNl3MD8W3qEzXHm1T5jZjISh2D9SHAO1qdPnnXWL41cbdp6W5ogtLAhfldx0A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779388218; c=relaxed/simple; bh=JBeiwih864t8TPeAI58dhrjbIWrMwv+OG2lryI1i/mg=; h=Date:From:To:Cc:Subject:Message-ID; b=U2zIsgKWloJo0SIyGM7Y9gPt19citKJk20zk34meksUbEikB3k0uA0zJzAIZ3CzQuDtYO4rM1BtOwJqF1fGhr1SScaZ6+W+xTxnbPb4qfMY/vuO8pL8OrF9E475QccJ4alThKViegeUcok5ZPwKxRf2YzTWl1N8fK0pTY8PrS0w= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=aBArv2je; arc=none smtp.client-ip=198.175.65.17 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="aBArv2je" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1779388216; x=1810924216; h=date:from:to:cc:subject:message-id; bh=JBeiwih864t8TPeAI58dhrjbIWrMwv+OG2lryI1i/mg=; b=aBArv2jearSuzcOUl9+mkORmVj8DkzUupfiRXO6r/CGHlaf15uftkrjL R/+q9aZLTk9bonvwlogz66x8oDuvFZrd56zghDdNLrufQ1rd7uOKsn20I z2/maK3Xzb5U9ABjryiZVsDSSzDjQYWz07cYXGdMmIz9EajqrXM5U8maX O432UzTKHvd+XvyW5EU7OSIdhbWsf7gGnwSe8Mg2zcpY+RUYsBp1FSdSb AontgweCUsziMyv+4JY7nDCAXVhpw4JzQixzGT3eccEGzHZsnRgc3Y6cr cyWy7lxGBEnMcB835VMjXvgVLfMuv4XKvDDCp4YhO3Xz2ZSWlpHTmqqLN w==; X-CSE-ConnectionGUID: hJzRT15LSKqEfYFpRBPynQ== X-CSE-MsgGUID: P3nIwDrFSqmbI4B1R725OA== X-IronPort-AV: E=McAfee;i="6800,10657,11793"; a="80296239" X-IronPort-AV: E=Sophos;i="6.24,160,1774335600"; d="scan'208";a="80296239" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 May 2026 11:30:16 -0700 X-CSE-ConnectionGUID: 5rcC3aT2SF6MMUl2C1Wn+Q== X-CSE-MsgGUID: jgCJGZG5R4KXVTE0wRVUpw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.24,160,1774335600"; d="scan'208";a="237996035" Received: from lkp-server01.sh.intel.com (HELO fdb68b0ce653) ([10.239.97.150]) by fmviesa008.fm.intel.com with ESMTP; 21 May 2026 11:30:16 -0700 Received: from kbuild by fdb68b0ce653 with local (Exim 4.98.2) (envelope-from ) id 1wQ89t-000000000yx-1Sjk; Thu, 21 May 2026 18:30:13 +0000 Date: Fri, 22 May 2026 02:29:12 +0800 From: kernel test robot To: cros-kernel-buildreports@googlegroups.com Cc: oe-kbuild-all@lists.linux.dev Subject: [android-common:android16-6.12 0/3] kernel/locking/rwsem.c:1651:2: error: call to undeclared function 'trace_android_vh_rwsem_write_finished'; ISO C99 and later do not support implicit function declarations Message-ID: <202605220242.7mJigvPC-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 android16-6.12 head: 9d40b257ba08a2ae9a2cb55b34afe1cff4721b18 commit: 78cf7a145c200d185e2370c712abd8235d1bd5aa [0/3] ANDROID: rwsem: Add vendor hook to the rw-semaphore config: i386-buildonly-randconfig-002-20260521 (https://download.01.org/0day-ci/archive/20260522/202605220242.7mJigvPC-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260522/202605220242.7mJigvPC-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/202605220242.7mJigvPC-lkp@intel.com/ All errors (new ones prefixed by >>): >> kernel/locking/rwsem.c:1651:2: error: call to undeclared function 'trace_android_vh_rwsem_write_finished'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 1651 | trace_android_vh_rwsem_write_finished(sem); | ^ kernel/locking/rwsem.c:1651:2: note: did you mean 'trace_android_vh_rwsem_write_wait_finish'? include/trace/hooks/dtask.h:44:1: note: 'trace_android_vh_rwsem_write_wait_finish' declared here 44 | DECLARE_HOOK(android_vh_rwsem_write_wait_finish, | ^ include/trace/hooks/vendor_hooks.h:119:22: note: expanded from macro 'DECLARE_HOOK' 119 | #define DECLARE_HOOK DECLARE_EVENT_NOP | ^ include/linux/tracepoint.h:605:21: note: expanded from macro 'DECLARE_EVENT_NOP' 605 | static inline void trace_##name(proto) \ | ^ :25:1: note: expanded from here 25 | trace_android_vh_rwsem_write_wait_finish | ^ kernel/locking/rwsem.c:1662:2: error: call to undeclared function 'trace_android_vh_rwsem_write_finished'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 1662 | trace_android_vh_rwsem_write_finished(sem); | ^ 2 errors generated. vim +/trace_android_vh_rwsem_write_finished +1651 kernel/locking/rwsem.c 1644 1645 /* 1646 * release a write lock 1647 */ 1648 void up_write(struct rw_semaphore *sem) 1649 { 1650 rwsem_release(&sem->dep_map, _RET_IP_); > 1651 trace_android_vh_rwsem_write_finished(sem); 1652 __up_write(sem); 1653 } 1654 EXPORT_SYMBOL(up_write); 1655 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki