Re: [PATCH 1/4] mm: introduce vma_set_file function v2
From: kernel test robot
Date: Thu Oct 08 2020 - 11:35:34 EST
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 hnaz-linux-mm/master staging/staging-testing linux/master linus/master v5.9-rc8 next-20201008]
[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-introduce-vma_set_file-function-v2/20201008-192433
base: git://anongit.freedesktop.org/drm-intel for-linux-next
config: h8300-randconfig-r036-20201008 (attached as .config)
compiler: h8300-linux-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/839555b050d42ba052565bb71a11223e3d649c7a
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Christian-K-nig/mm-introduce-vma_set_file-function-v2/20201008-192433
git checkout 839555b050d42ba052565bb71a11223e3d649c7a
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=h8300
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):
h8300-linux-ld: section .init.text LMA [000000000048e500,00000000004cd3ef] overlaps section .text LMA [000000000000025c,0000000000b6acbf]
h8300-linux-ld: section .data VMA [0000000000400000,000000000048e4ff] overlaps section .text VMA [000000000000025c,0000000000b6acbf]
h8300-linux-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'
h8300-linux-ld: drivers/dma-buf/dma-buf.o: in function `dma_buf_mmap':
drivers/dma-buf/dma-buf.c:1166: undefined reference to `vma_set_file'
>> h8300-linux-ld: drivers/dma-buf/dma-buf.c:1172: 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
Attachment:
.config.gz
Description: application/gzip