Hi Felix, Thank you for the patch! Yet something to improve: [auto build test ERROR on next-20210331] [cannot apply to drm-intel/for-linux-next drm-tip/drm-tip drm-exynos/exynos-drm-next tegra-drm/drm/tegra/for-next linus/master drm/drm-next v5.12-rc5 v5.12-rc4 v5.12-rc3 v5.12-rc5] [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/Felix-Kuehling/Add-HMM-based-SVM-memory-manager-to-KFD-v3/20210401-122712 base: 7a43c78d0573e0bbbb0456b033e2b9a895b89464 config: x86_64-randconfig-a011-20210401 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/1b956676a808da2199942fd64b49fd1cec2c12be git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Felix-Kuehling/Add-HMM-based-SVM-memory-manager-to-KFD-v3/20210401-122712 git checkout 1b956676a808da2199942fd64b49fd1cec2c12be # save the attached .config to linux build tree make W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c: In function 'svm_migrate_fini': >> drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c:102:2: error: implicit declaration of function 'memunmap_pages'; did you mean 'memcmp_pages'? [-Werror=implicit-function-declaration] 102 | memunmap_pages(&adev->kfd.dev->pgmap); | ^~~~~~~~~~~~~~ | memcmp_pages cc1: some warnings being treated as errors Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for DEVICE_PRIVATE Depends on ZONE_DEVICE Selected by - HSA_AMD && HAS_IOMEM && DRM_AMDGPU && (X86_64 || ARM64 || PPC64) vim +102 drivers/gpu/drm/amd/amdgpu/../amdkfd/kfd_migrate.c 99 100 void svm_migrate_fini(struct amdgpu_device *adev) 101 { > 102 memunmap_pages(&adev->kfd.dev->pgmap); --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org