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X-CSE-ConnectionGUID: tirhZ9VlTSW+bkszvISjqw== X-CSE-MsgGUID: F4+g26u4SXqFBOgivfEHdg== X-IronPort-AV: E=McAfee;i="6800,10657,11531"; a="64888743" X-IronPort-AV: E=Sophos;i="6.17,312,1747724400"; d="scan'208";a="64888743" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Sep 2025 20:49:00 -0700 X-CSE-ConnectionGUID: bLdPZX2XTjuTXito4H6o0g== X-CSE-MsgGUID: Itc0iBzrSd6UKu6MqQX6zQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,291,1751266800"; d="scan'208";a="214347522" Received: from lkp-server02.sh.intel.com (HELO 84c55410ccf6) ([10.239.97.151]) by orviesa001.jf.intel.com with ESMTP; 24 Sep 2025 20:48:59 -0700 Received: from kbuild by 84c55410ccf6 with local (Exim 4.96) (envelope-from ) id 1v1cyW-0004u9-0t; Thu, 25 Sep 2025 03:48:56 +0000 Date: Thu, 25 Sep 2025 11:48:01 +0800 From: kernel test robot To: Jiri Olsa Cc: oe-kbuild-all@lists.linux.dev Subject: [jolsa-perf:bpf/single_direct_ops 3/9] include/linux/ftrace.h:561: multiple definition of `unregister_ftrace_direct_hash'; drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.o:include/linux/ftrace.h:561: first defined here Message-ID: <202509251110.E3O2GY0v-lkp@intel.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/jolsa/perf.git bpf/single_direct_ops head: 512bde773529ffbb0241c282793b7f4641034fe7 commit: 2343ed53ba7f3e2615ad0e325bbf0766ab00e9b6 [3/9] ftrace: Add unregister_ftrace_direct_hash function config: arm-randconfig-003-20250925 (https://download.01.org/0day-ci/archive/20250925/202509251110.E3O2GY0v-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 8.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250925/202509251110.E3O2GY0v-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/202509251110.E3O2GY0v-lkp@intel.com/ All errors (new ones prefixed by >>): arm-linux-gnueabi-ld: drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.o: in function `register_ftrace_direct_hash': include/linux/ftrace.h:559: multiple definition of `register_ftrace_direct_hash'; drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.o:include/linux/ftrace.h:559: first defined here arm-linux-gnueabi-ld: drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_kms.o: in function `unregister_ftrace_direct_hash': >> include/linux/ftrace.h:561: multiple definition of `unregister_ftrace_direct_hash'; drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.o:include/linux/ftrace.h:561: first defined here arm-linux-gnueabi-ld: drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.o: in function `register_ftrace_direct_hash': include/linux/ftrace.h:559: multiple definition of `register_ftrace_direct_hash'; drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.o:include/linux/ftrace.h:559: first defined here arm-linux-gnueabi-ld: drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_rgb.o: in function `unregister_ftrace_direct_hash': >> include/linux/ftrace.h:561: multiple definition of `unregister_ftrace_direct_hash'; drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.o:include/linux/ftrace.h:561: first defined here arm-linux-gnueabi-ld: drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.o: in function `register_ftrace_direct_hash': include/linux/ftrace.h:559: multiple definition of `register_ftrace_direct_hash'; drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.o:include/linux/ftrace.h:559: first defined here arm-linux-gnueabi-ld: drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_plane.o: in function `unregister_ftrace_direct_hash': >> include/linux/ftrace.h:561: multiple definition of `unregister_ftrace_direct_hash'; drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.o:include/linux/ftrace.h:561: first defined here arm-linux-gnueabi-ld: drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.o: in function `register_ftrace_direct_hash': include/linux/ftrace.h:559: multiple definition of `register_ftrace_direct_hash'; drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.o:include/linux/ftrace.h:559: first defined here arm-linux-gnueabi-ld: drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_crtc.o: in function `unregister_ftrace_direct_hash': >> include/linux/ftrace.h:561: multiple definition of `unregister_ftrace_direct_hash'; drivers/gpu/drm/fsl-dcu/fsl_dcu_drm_drv.o:include/linux/ftrace.h:561: first defined here vim +561 include/linux/ftrace.h 763e34e74bb7d5 Steven Rostedt (VMware 2019-11-08 557) 203fbea7336ac9 Jiri Olsa 2024-11-12 558 int register_ftrace_direct_hash(struct ftrace_ops *ops, struct ftrace_hash *hash) 203fbea7336ac9 Jiri Olsa 2024-11-12 559 { 203fbea7336ac9 Jiri Olsa 2024-11-12 560 return -ENODEV; 203fbea7336ac9 Jiri Olsa 2024-11-12 @561 } 203fbea7336ac9 Jiri Olsa 2024-11-12 562 :::::: The code at line 561 was first introduced by commit :::::: 203fbea7336ac9a34f6150f753774e1a030b751e ftrace: Add register_ftrace_direct_hash function :::::: TO: Jiri Olsa :::::: CC: Jiri Olsa -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki