__arch_override_mprotect_pkey 337 arch/powerpc/mm/book3s64/pkeys.c int __arch_override_mprotect_pkey(struct vm_area_struct *vma, int prot, __arch_override_mprotect_pkey 77 arch/x86/mm/pkeys.c int __arch_override_mprotect_pkey(struct vm_area_struct *vma, int prot, int pkey)