From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) (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 6AC17D51E; Tue, 21 May 2024 01:25:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716254744; cv=none; b=Nkdmummhpz2aNN0lsHoR9WgcgwA37EbetbOC+7uLf1H7jt4zPwJwNiVSJt5t++/NxN3u7addRDVwxyoKOMHiFROjMqPhyJqUE8OBNcV+M4eNr9eciBY3B4bTlOlkgHyCK+MWs/vBBlKCauwfHL5Fr8wKJy2Dfvb+B8tzAlm2DHc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1716254744; c=relaxed/simple; bh=80zdN7jBfAaGCbw8JdOy2vh14EoH8nth0rDhlL0UdKs=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=pWCU6ZRJLPTDlW+WyDbPM+MR72TcFoImGA7fXxOqw6T11NoyuWuZdhGMKHA2NtjISImheESveZmATpDLlim8lDrnk0noD2t9UP2lYK+pb34DiQEId+WcKVYH/UL6Yr9gS2JqAsnM88aRv5ObZEiIWUCLjH7MgXtFq71FEJhZC30= 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=e+grLTuk; arc=none smtp.client-ip=198.175.65.19 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="e+grLTuk" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1716254742; x=1747790742; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=80zdN7jBfAaGCbw8JdOy2vh14EoH8nth0rDhlL0UdKs=; b=e+grLTukoWIul5KOz0p6s62Cx+kjWtI6Lw+RjrmNaKMEjgWVKqGgGGab zmQP2K4RmsWchphRUxt9f6zQoQs8uOsXMAWXgnOLcoJjApAl/FrORM82G d9CORCYmrXpVlwjauRyOPJ8N8syGhIZg8LhrsU1vh7AxtrcemwLOy1gYf L8bPoliSJU6yRpN0Tycit2aBuhXFTqL4q+hURmdBYr6yse/OPtVY/v/ym OASbEu/COzNJXdYsvMYN3D+Rb89Wt0aZPQUw7dlsrJx+74ptQYFsgacw8 kg4RYTeIQ3HTtz7AMatAHDbm94LoIKwsfAh3cEPWNhL06XovMKbKCyxqm g==; X-CSE-ConnectionGUID: UC3UNUR7SYe6tMXxST1BdQ== X-CSE-MsgGUID: MBVCDa2sRw6fx12ZTlkpbw== X-IronPort-AV: E=McAfee;i="6600,9927,11078"; a="12261390" X-IronPort-AV: E=Sophos;i="6.08,176,1712646000"; d="scan'208";a="12261390" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 May 2024 18:25:42 -0700 X-CSE-ConnectionGUID: x843YUg/RJO56KjYuaUP1Q== X-CSE-MsgGUID: pH5vquoqTUCG9M4aqGLW4Q== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.08,176,1712646000"; d="scan'208";a="37114089" Received: from unknown (HELO 108735ec233b) ([10.239.97.151]) by fmviesa005.fm.intel.com with ESMTP; 20 May 2024 18:25:38 -0700 Received: from kbuild by 108735ec233b with local (Exim 4.96) (envelope-from ) id 1s9EFz-0005MM-3C; Tue, 21 May 2024 01:25:35 +0000 Date: Tue, 21 May 2024 09:25:01 +0800 From: kernel test robot To: andrey.konovalov@linux.dev, Alan Stern , Greg Kroah-Hartman Cc: oe-kbuild-all@lists.linux.dev, Andrey Konovalov , Dmitry Vyukov , Marco Elver , Alexander Potapenko , kasan-dev@googlegroups.com, Tetsuo Handa , Tejun Heo , linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] kcov, usb: disable interrupts in kcov_remote_start_usb_softirq Message-ID: <202405210908.bv3U0RAQ-lkp@intel.com> References: <20240520205856.162910-1-andrey.konovalov@linux.dev> Precedence: bulk X-Mailing-List: linux-usb@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240520205856.162910-1-andrey.konovalov@linux.dev> Hi, kernel test robot noticed the following build warnings: [auto build test WARNING on usb/usb-testing] [also build test WARNING on usb/usb-next usb/usb-linus westeri-thunderbolt/next linus/master v6.9 next-20240520] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/andrey-konovalov-linux-dev/kcov-usb-disable-interrupts-in-kcov_remote_start_usb_softirq/20240521-050030 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing patch link: https://lore.kernel.org/r/20240520205856.162910-1-andrey.konovalov%40linux.dev patch subject: [PATCH] kcov, usb: disable interrupts in kcov_remote_start_usb_softirq config: openrisc-allnoconfig (https://download.01.org/0day-ci/archive/20240521/202405210908.bv3U0RAQ-lkp@intel.com/config) compiler: or1k-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240521/202405210908.bv3U0RAQ-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/202405210908.bv3U0RAQ-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from kernel/fork.c:92: include/linux/kcov.h: In function 'kcov_remote_start_usb_softirq': >> include/linux/kcov.h:132:1: warning: no return statement in function returning non-void [-Wreturn-type] 132 | static inline unsigned long kcov_remote_start_usb_softirq(u64 id) {} | ^~~~~~ vim +132 include/linux/kcov.h 119 120 static inline void kcov_task_init(struct task_struct *t) {} 121 static inline void kcov_task_exit(struct task_struct *t) {} 122 static inline void kcov_prepare_switch(struct task_struct *t) {} 123 static inline void kcov_finish_switch(struct task_struct *t) {} 124 static inline void kcov_remote_start(u64 handle) {} 125 static inline void kcov_remote_stop(void) {} 126 static inline u64 kcov_common_handle(void) 127 { 128 return 0; 129 } 130 static inline void kcov_remote_start_common(u64 id) {} 131 static inline void kcov_remote_start_usb(u64 id) {} > 132 static inline unsigned long kcov_remote_start_usb_softirq(u64 id) {} 133 static inline void kcov_remote_stop_softirq(unsigned long flags) {} 134 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki