This is from xubuntu 18.04
In file included from ./include/drm/drmP.h:82:0,
from /var/lib/dkms/nvidia/390.67/build/nvidia-drm/nvidia-drm-priv.h:30,
from /var/lib/dkms/nvidia/390.67/build/nvidia-drm/nvidia-drm-drv.c:25:
/var/lib/dkms/nvidia/390.67/build/nvidia-drm/nvidia-drm-drv.c:637:23: error: ‘DRM_CONTROL_ALLOW’ undeclared here (not in a function); did you mean ‘DRM_RENDER_ALLOW’?
DRM_CONTROL_ALLOW|DRM_UNLOCKED),
^
./include/drm/drm_ioctl.h:162:12: note: in definition of macro ‘DRM_IOCTL_DEF_DRV’
.flags = _flags,
^~~~~~
scripts/Makefile.build:317: recipe for target ‘/var/lib/dkms/nvidia/390.67/build/nvidia-drm/nvidia-drm-drv.o’ failed
make[2]: *** [/var/lib/dkms/nvidia/390.67/build/nvidia-drm/nvidia-drm-drv.o] Error 1
make[2]: *** Waiting for unfinished jobs…
Makefile:1505: recipe for target ‘module/var/lib/dkms/nvidia/390.67/build’ failed
make[1]: *** [module/var/lib/dkms/nvidia/390.67/build] Error 2
make[1]: Leaving directory ‘/usr/src/linux-headers-4.18.0-041800rc2-generic’
Makefile:79: recipe for target ‘modules’ failed
make: *** [modules] Error 2
When that is fixed by removing DRM_CONTROL_ALLOW in /var/lib/dkms/nvidia/390.67/build/nvidia-drm/nvidia-drm-drv.c fix from http://mom.hlmjr.com/2018/06/11/nvidia-drivers-390-67-vs-kernel-4-17/
We get this error
make -f ./scripts/Makefile.modpost
find /var/lib/dkms/nvidia/390.67/build/.tmp_versions -name ‘*.mod’ | xargs -r grep -h ‘.ko$’ | sort -u | sed ‘s/.ko$/.o/’ | scripts/mod/modpost -a -i ./Module.symvers -I /var/lib/dkms/nvidia/390.67/build/Module.symvers -o /var/lib/dkms/nvidia/390.67/build/Module.symvers -S -w -s -T -
FATAL: modpost: GPL-incompatible module nvidia.ko uses GPL-only symbol ‘__put_devmap_managed_page’
scripts/Makefile.modpost:92: recipe for target ‘__modpost’ failed
make[2]: *** [__modpost] Error 1
Makefile:1508: recipe for target ‘modules’ failed
make[1]: *** [modules] Error 2
make[1]: Leaving directory ‘/usr/src/linux-headers-4.18.0-041800rc2-generic’
Makefile:79: recipe for target ‘modules’ failed
make: *** [modules] Error 2