new_p4d 73 arch/x86/power/hibernate_64.c p4d_t new_p4d = __p4d(__pa(pud) | pgprot_val(pgtable_prot)); new_p4d 76 arch/x86/power/hibernate_64.c set_p4d(p4d + p4d_index(restore_jump_address), new_p4d);