Hi "Christian, I love your patch! Yet something to improve: [auto build test ERROR on drm-intel/for-linux-next] [also build test ERROR on staging/staging-testing linus/master v5.9 next-20201012] [cannot apply to mmotm/master] [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/Christian-K-nig/mm-mmap-fix-fput-in-error-path-v2/20201012-165336 base: git://anongit.freedesktop.org/drm-intel for-linux-next config: arm-randconfig-r034-20201012 (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/4ff869f185acba6d9c37ab6abdb0d9f93f31d15b git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Christian-K-nig/mm-mmap-fix-fput-in-error-path-v2/20201012-165336 git checkout 4ff869f185acba6d9c37ab6abdb0d9f93f31d15b # 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 >>): arm-linux-gnueabi-ld: drivers/gpu/drm/vgem/vgem_drv.o: in function `vgem_prime_mmap': >> drivers/gpu/drm/vgem/vgem_drv.c:396: undefined reference to `vma_set_file' arm-linux-gnueabi-ld: drivers/dma-buf/dma-buf.o: in function `dma_buf_mmap': >> drivers/dma-buf/dma-buf.c:1163: undefined reference to `vma_set_file' vim +396 drivers/gpu/drm/vgem/vgem_drv.c 380 381 static int vgem_prime_mmap(struct drm_gem_object *obj, 382 struct vm_area_struct *vma) 383 { 384 int ret; 385 386 if (obj->size < vma->vm_end - vma->vm_start) 387 return -EINVAL; 388 389 if (!obj->filp) 390 return -ENODEV; 391 392 ret = call_mmap(obj->filp, vma); 393 if (ret) 394 return ret; 395 > 396 vma_set_file(vma, obj->filp); 397 vma->vm_flags |= VM_DONTEXPAND | VM_DONTDUMP; 398 vma->vm_page_prot = pgprot_writecombine(vm_get_page_prot(vma->vm_flags)); 399 400 return 0; 401 } 402 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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