pgd_populate_safe 182 arch/x86/include/asm/pgalloc.h static inline void pgd_populate_safe(struct mm_struct *mm, pgd_t *pgd, p4d_t *p4d) pgd_populate_safe 34 include/asm-generic/pgtable-nop4d-hack.h #define pgd_populate_safe(mm, pgd, pud) do { } while (0) pgd_populate_safe 29 include/asm-generic/pgtable-nop4d.h #define pgd_populate_safe(mm, pgd, p4d) do { } while (0)