extra_datap 346 arch/arm64/kernel/signal.c u64 extra_datap; extra_datap 412 arch/arm64/kernel/signal.c __get_user_error(extra_datap, &extra->datap, err); extra_datap 436 arch/arm64/kernel/signal.c base = (__force void __user *)extra_datap; extra_datap 656 arch/arm64/kernel/signal.c u64 extra_datap; extra_datap 670 arch/arm64/kernel/signal.c extra_datap = (__force u64)userp; extra_datap 675 arch/arm64/kernel/signal.c __put_user_error(extra_datap, &extra->datap, err);