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

From: kernel test robot
Date: Tue Apr 13 2021 - 12:31:44 EST


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: arm-randconfig-r015-20210413 (attached as .config)
compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0
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/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=gcc-9.3.0 make.cross ARCH=arm

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

All errors (new ones prefixed by >>):

drivers/vfio/vfio_iommu_type1.c: In function 'vfio_group_supports_hwdbm':
>> drivers/vfio/vfio_iommu_type1.c:2270:33: error: 'IOMMU_DEV_FEAT_HWDBM' undeclared (first use in this function); did you mean 'IOMMU_DEV_FEAT_SVA'?
2270 | enum iommu_dev_features feat = IOMMU_DEV_FEAT_HWDBM;
| ^~~~~~~~~~~~~~~~~~~~
| IOMMU_DEV_FEAT_SVA
drivers/vfio/vfio_iommu_type1.c:2270:33: note: each undeclared identifier is reported only once for each function it appears in


vim +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@xxxxxxxxxxxx

Attachment: .config.gz
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