tree:
https://github.com/tobetter/linux odroid-5.9.y
head: 2e44fdfeec714a226a3059ba845123c57d955ba8
commit: eaeee72871983a731ad2bd7aa5b558e1e583b556 [52/71] ODROID-XU4: char: exynos: add
/dev/gpiomem device for rootless user GPIO access
config: x86_64-randconfig-s021-20201012 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.3-rc1-dirty
#
https://github.com/tobetter/linux/commit/eaeee72871983a731ad2bd7aa5b558e1...
git remote add tobetter-linux
https://github.com/tobetter/linux
git fetch --no-tags tobetter-linux odroid-5.9.y
git checkout eaeee72871983a731ad2bd7aa5b558e1e583b556
# save the attached .config to linux build tree
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' ARCH=x86_64
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>, old ones prefixed by <<):
> ERROR: modpost: "phys_mem_access_prot"
[drivers/char/exynos-gpiomem.ko] undefined!
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org