SHM_HUGE_2MB       65 include/uapi/linux/shm.h #define SHM_HUGE_2MB	HUGETLB_FLAG_ENCODE_2MB
SHM_HUGE_2MB       41 tools/testing/selftests/vm/thuge-gen.c #define SHM_HUGE_2MB    (21 << SHM_HUGE_SHIFT)