LinuxKPI: Constantly use _LINUXKPI_ prefix in include guards MFC after: 1 week Reviewed by: bz, emaste, hselasky, manu Differential Revision: https://reviews.freebsd.org/D33562
LinuxKPI: Import linux/poison.h header Required by drm-kmod 5.6 Reviewed by: hselasky, imp, manu MFC after: 2 weeks Obtained from: OpenBSD Differential revision: https://reviews.freebsd.org/D32092