From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E3EE5C433EF for ; Wed, 2 Feb 2022 22:19:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1347844AbiBBWTd (ORCPT ); Wed, 2 Feb 2022 17:19:33 -0500 Received: from mga17.intel.com ([192.55.52.151]:60535 "EHLO mga17.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235181AbiBBWTc (ORCPT ); Wed, 2 Feb 2022 17:19:32 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1643840372; x=1675376372; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=XfujBTN+u0aYzQcxfjJSTOYOLdePPqbT+2Jtxu0iXqY=; b=HPYS/4ROfjY5mnd6j+my9N55PiWyWRWluLes2dmCwuKAk3LMFt7DmUrv oTbD8ckHdciR1BInQoNPrTQp2blLkNbValr7LdUJvUlNaLvsMcpERG4d2 aPIZhyv5MzaBFwU3r5tEg0VvkURqnSS3n3MHjVRdwiOksptNfjDVLLGjv 5d4EvJ5Go/hujz+dAvDg8+HjWRNDK3FvDc0Ff6kw8rs24TYIBDwSN6Lnf QlAy5p1wPQ/tLVd8KrVvBOmF0NrqZovSCDupE8x1BAHYp5EOu4gQBHitq HpRFnsmZQnKe6krBfSWKP74dCaV9AO7APIbnZRfGKDvIBpHxwFExSvSXn w==; X-IronPort-AV: E=McAfee;i="6200,9189,10246"; a="228685497" X-IronPort-AV: E=Sophos;i="5.88,338,1635231600"; d="scan'208";a="228685497" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Feb 2022 14:19:31 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,338,1635231600"; d="scan'208";a="483018110" Received: from lkp-server01.sh.intel.com (HELO 276f1b88eecb) ([10.239.97.150]) by orsmga006.jf.intel.com with ESMTP; 02 Feb 2022 14:19:29 -0800 Received: from kbuild by 276f1b88eecb with local (Exim 4.92) (envelope-from ) id 1nFNyK-000VCn-QL; Wed, 02 Feb 2022 22:19:28 +0000 Date: Thu, 3 Feb 2022 06:19:18 +0800 From: kernel test robot To: Jorgen Hansen , linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, gregkh@linuxfoundation.org, pv-drivers@vmware.com, Jorgen Hansen , Vishnu Dasa Subject: Re: [PATCH 2/8] VMCI: dma dg: add MMIO access to registers Message-ID: <202202030643.4ehOD5SG-lkp@intel.com> References: <20220202144910.10349-3-jhansen@vmware.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20220202144910.10349-3-jhansen@vmware.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jorgen, I love your patch! Perhaps something to improve: [auto build test WARNING on char-misc/char-misc-testing] [also build test WARNING on linux/master linus/master v5.17-rc2 next-20220202] [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] url: https://github.com/0day-ci/linux/commits/Jorgen-Hansen/VMCI-dma-dg-Add-support-for-DMA-datagrams/20220202-230034 base: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc.git 7ab004dbcbee38b8a70798835d3ffcd97a985a5e config: i386-randconfig-a013-20220131 (https://download.01.org/0day-ci/archive/20220203/202202030643.4ehOD5SG-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 6b1e844b69f15bb7dffaf9365cd2b355d2eb7579) reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/f2afd39bab80c2e42ac789f6d949d779411df928 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Jorgen-Hansen/VMCI-dma-dg-Add-support-for-DMA-datagrams/20220202-230034 git checkout f2afd39bab80c2e42ac789f6d949d779411df928 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash drivers/misc/vmw_vmci/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/misc/vmw_vmci/vmci_guest.c:93:14: warning: no previous prototype for function 'vmci_read_reg' [-Wmissing-prototypes] unsigned int vmci_read_reg(struct vmci_guest_device *dev, u32 reg) ^ drivers/misc/vmw_vmci/vmci_guest.c:93:1: note: declare 'static' if the function is not intended to be used outside of this translation unit unsigned int vmci_read_reg(struct vmci_guest_device *dev, u32 reg) ^ static >> drivers/misc/vmw_vmci/vmci_guest.c:100:6: warning: no previous prototype for function 'vmci_write_reg' [-Wmissing-prototypes] void vmci_write_reg(struct vmci_guest_device *dev, u32 val, u32 reg) ^ drivers/misc/vmw_vmci/vmci_guest.c:100:1: note: declare 'static' if the function is not intended to be used outside of this translation unit void vmci_write_reg(struct vmci_guest_device *dev, u32 val, u32 reg) ^ static 2 warnings generated. vim +/vmci_read_reg +93 drivers/misc/vmw_vmci/vmci_guest.c 92 > 93 unsigned int vmci_read_reg(struct vmci_guest_device *dev, u32 reg) 94 { 95 if (dev->mmio_base != NULL) 96 return readl(dev->mmio_base + reg); 97 return ioread32(dev->iobase + reg); 98 } 99 > 100 void vmci_write_reg(struct vmci_guest_device *dev, u32 val, u32 reg) 101 { 102 if (dev->mmio_base != NULL) 103 writel(val, dev->mmio_base + reg); 104 else 105 iowrite32(val, dev->iobase + reg); 106 } 107 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org