linux-kernel - Re: [PATCH 1/3] vfio/iommu_type1: Add HWDBM status maintanance

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Date:   Wed, 14 Apr 2021 11:14:15 +0800
From:   kernel test robot <lkp@...el.com>
To:     Keqian Zhu <zhukeqian1@...wei.com>, linux-kernel@...r.kernel.org,
        kvm@...r.kernel.org, Alex Williamson <alex.williamson@...hat.com>,
        Kirti Wankhede <kwankhede@...dia.com>,
        Cornelia Huck <cohuck@...hat.com>,
        Yi Sun <yi.y.sun@...ux.intel.com>,
        Tian Kevin <kevin.tian@...el.com>
Cc:     kbuild-all@...ts.01.org, clang-built-linux@...glegroups.com,
        Robin Murphy <robin.murphy@....com>,
        Will Deacon <will@...nel.org>, Joerg Roedel <joro@...tes.org>
Subject: Re: [PATCH 1/3] vfio/iommu_type1: Add HWDBM status maintanance

Hi Keqian,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on vfio/next]
[also build test ERROR on linux/master linus/master v5.12-rc7 next-20210413]
[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/Keqian-Zhu/vfio-iommu_type1-Implement-dirty-log-tracking-based-on-IOMMU-HWDBM/20210413-171632
base:   https://github.com/awilliam/linux-vfio.git next
config: x86_64-randconfig-a013-20210413 (attached as .config)
compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 9829f5e6b1bca9b61efc629770d28bb9014dec45)
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
        # install x86_64 cross compiling tool for clang build
        # apt-get install binutils-x86-64-linux-gnu
        # https://github.com/0day-ci/linux/commit/3005ed21d06a3ed861847529f08c3d8814013399
        git remote add linux-review https://github.com/0day-ci/linux
        git fetch --no-tags linux-review Keqian-Zhu/vfio-iommu_type1-Implement-dirty-log-tracking-based-on-IOMMU-HWDBM/20210413-171632
        git checkout 3005ed21d06a3ed861847529f08c3d8814013399
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@...el.com>

All errors (new ones prefixed by >>):

>> drivers/vfio/vfio_iommu_type1.c:2270:33: error: use of undeclared identifier 'IOMMU_DEV_FEAT_HWDBM'
           enum iommu_dev_features feat = IOMMU_DEV_FEAT_HWDBM;
                                          ^
   1 error generated.


vim +/IOMMU_DEV_FEAT_HWDBM +2270 drivers/vfio/vfio_iommu_type1.c

  2267	
  2268	static bool vfio_group_supports_hwdbm(struct vfio_group *group)
  2269	{
> 2270		enum iommu_dev_features feat = IOMMU_DEV_FEAT_HWDBM;
  2271	
  2272		return !iommu_group_for_each_dev(group->iommu_group, &feat,
  2273						 vfio_dev_enable_feature);
  2274	}
  2275	

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org

Download attachment ".config.gz" of type "application/gzip" (34886 bytes)