pubuf 637 arch/mips/kernel/ptrace.c void **pkbuf, void __user **pubuf, pubuf 650 arch/mips/kernel/ptrace.c err |= user_regset_copyout(ppos, pcount, pkbuf, pubuf, pubuf 656 arch/mips/kernel/ptrace.c err |= user_regset_copyout(ppos, pcount, pkbuf, pubuf,