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 16299188A0E; Sat, 21 Dec 2024 19:39:39 +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=1734809982; cv=none; b=Jc9+e/KS4il6GPc8kXxgrtv92HNzEz7GORxuRT72LCwP9OsAZk20KWbzQ6lGq4U46aMehw8aqkULWNkMCEdln9MfkCzO69/rLoQCZiMurJhoEETc1R+YvPMqSGbKWIa4DYYFt4zbF9IHJxJNmsS+ZOxN/4RP2DPQDgvd2JrIQKM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1734809982; c=relaxed/simple; bh=wvum0A2IDdKDiqrLFE+OxiCBj5f3tLMnnRmOr7U7hVE=; h=Date:From:To:Cc:Subject:Message-ID:MIME-Version:Content-Type: Content-Disposition; b=mlT9sMMYH1RUf0xPH33SWDq19WO2VzBljeaJQpktfLqU4dEoQ4iWRPZV/eofCTIGZVyAQ2IMuVuasUwXtY7XpCsHY/nccswl2JILkxUSbcqCKzaqctRwDJeU5tDCJrQ7l63IC/+D0neESBF2l9GnIiOynBbZSJA6HA1kwwS5eKs= 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=JnegWMtm; 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="JnegWMtm" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1734809980; x=1766345980; h=date:from:to:cc:subject:message-id:mime-version; bh=wvum0A2IDdKDiqrLFE+OxiCBj5f3tLMnnRmOr7U7hVE=; b=JnegWMtmsb6mOpGhi/LGXkIz2rrhT6cyrid3ne3aczDimGocgD07obZx Wt//J7CToQ+CIyAOfWG6gLlkXFOG71RId6+1G5uVnR+liIrZQvo4XHpI+ bhXoGutDsoyZ2M0eQORkXEHuD4uYZ+x4EMfxroJ0GShtx34lQBvbQ8z0V 1grRD+Of6QfDC5KGVJvd3XAaJcUzMmAUry8axJXlEhZVIBBdjUIkuUqc/ R9zS13Da97FAHSJvXw8AWNYf0Kqs5fFlUZ4Du51rdPuAiUwfL6upcdU7U o25PIZA+gMgwl9Lnh/hAL6BB9xKMYq9DEIe0p5OH4Z4/ekEPBCnRzX0Jt w==; X-CSE-ConnectionGUID: nyp+B+BgSne5ydosYkh/JA== X-CSE-MsgGUID: VpmGYGLZR7enVcVEEl4ulQ== X-IronPort-AV: E=McAfee;i="6700,10204,11293"; a="35358372" X-IronPort-AV: E=Sophos;i="6.12,254,1728975600"; d="scan'208";a="35358372" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Dec 2024 11:39:39 -0800 X-CSE-ConnectionGUID: MIkOV4JFRCOihNE9dfw7aA== X-CSE-MsgGUID: /7+rg8EvSwGisn4wGGMrZw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="99679286" Received: from lkp-server01.sh.intel.com (HELO a46f226878e0) ([10.239.97.150]) by orviesa008.jf.intel.com with ESMTP; 21 Dec 2024 11:39:38 -0800 Received: from kbuild by a46f226878e0 with local (Exim 4.96) (envelope-from ) id 1tP5K3-0002R3-13; Sat, 21 Dec 2024 19:39:35 +0000 Date: Sun, 22 Dec 2024 03:38:41 +0800 From: kernel test robot To: Puranjay Mohan Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, Palmer Dabbelt , =?iso-8859-1?Q?Bj=F6rn_T=F6pel?= Subject: include/linux/ftrace.h:138:9: error: call to undeclared function 'arch_ftrace_get_regs'; ISO C99 and later do not support implicit function declarations Message-ID: <202412220318.Yh8KEauV-lkp@intel.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Puranjay, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: baa172c77ac52b2058ba3abae7512b7b16d0c461 commit: 7caa9765465f60b6d88e22264892cee12d971888 ftrace: riscv: move from REGS to ARGS date: 7 months ago config: riscv-randconfig-001-20241222 (https://download.01.org/0day-ci/archive/20241222/202412220318.Yh8KEauV-lkp@intel.com/config) compiler: clang version 20.0.0git (https://github.com/llvm/llvm-project 9daf10ff8f29ba3a88a105aaa9d2379c21b77d35) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241222/202412220318.Yh8KEauV-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/202412220318.Yh8KEauV-lkp@intel.com/ All errors (new ones prefixed by >>): In file included from arch/riscv/kernel/asm-offsets.c:10: In file included from include/linux/mm.h:2253: include/linux/vmstat.h:514:36: warning: arithmetic between different enumeration types ('enum node_stat_item' and 'enum lru_list') [-Wenum-enum-conversion] 514 | return node_stat_name(NR_LRU_BASE + lru) + 3; // skip "nr_" | ~~~~~~~~~~~ ^ ~~~ In file included from arch/riscv/kernel/asm-offsets.c:12: >> include/linux/ftrace.h:138:9: error: call to undeclared function 'arch_ftrace_get_regs'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 138 | return arch_ftrace_get_regs(fregs); | ^ include/linux/ftrace.h:138:9: note: did you mean 'ftrace_get_regs'? include/linux/ftrace.h:133:40: note: 'ftrace_get_regs' declared here 133 | static __always_inline struct pt_regs *ftrace_get_regs(struct ftrace_regs *fregs) | ^ 134 | { 135 | if (!fregs) 136 | return NULL; 137 | 138 | return arch_ftrace_get_regs(fregs); | ~~~~~~~~~~~~~~~~~~~~ | ftrace_get_regs >> include/linux/ftrace.h:138:9: error: incompatible integer to pointer conversion returning 'int' from a function with result type 'struct pt_regs *' [-Wint-conversion] 138 | return arch_ftrace_get_regs(fregs); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~ 1 warning and 2 errors generated. make[3]: *** [scripts/Makefile.build:117: arch/riscv/kernel/asm-offsets.s] Error 1 shuffle=1151473207 make[3]: Target 'prepare' not remade because of errors. make[2]: *** [Makefile:1203: prepare0] Error 2 shuffle=1151473207 make[2]: Target 'prepare' not remade because of errors. make[1]: *** [Makefile:240: __sub-make] Error 2 shuffle=1151473207 make[1]: Target 'prepare' not remade because of errors. make: *** [Makefile:240: __sub-make] Error 2 shuffle=1151473207 make: Target 'prepare' not remade because of errors. vim +/arch_ftrace_get_regs +138 include/linux/ftrace.h d19ad0775dcd64 Steven Rostedt (VMware 2020-10-28 132) d19ad0775dcd64 Steven Rostedt (VMware 2020-10-28 133) static __always_inline struct pt_regs *ftrace_get_regs(struct ftrace_regs *fregs) d19ad0775dcd64 Steven Rostedt (VMware 2020-10-28 134) { d19ad0775dcd64 Steven Rostedt (VMware 2020-10-28 135) if (!fregs) d19ad0775dcd64 Steven Rostedt (VMware 2020-10-28 136) return NULL; d19ad0775dcd64 Steven Rostedt (VMware 2020-10-28 137) 02a474ca266a47 Steven Rostedt (VMware 2020-10-27 @138) return arch_ftrace_get_regs(fregs); d19ad0775dcd64 Steven Rostedt (VMware 2020-10-28 139) } d19ad0775dcd64 Steven Rostedt (VMware 2020-10-28 140) :::::: The code at line 138 was first introduced by commit :::::: 02a474ca266a47ea8f4d5a11f4ffa120f83730ad ftrace/x86: Allow for arguments to be passed in to ftrace_regs by default :::::: TO: Steven Rostedt (VMware) :::::: CC: Steven Rostedt (VMware) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki