ptrace_readdata 419 arch/sparc/kernel/ptrace_32.c ret = ptrace_readdata(child, addr, addr2p, data); ptrace_readdata 987 arch/sparc/kernel/ptrace_64.c ret = ptrace_readdata(child, addr, ptrace_readdata 1084 arch/sparc/kernel/ptrace_64.c ret = ptrace_readdata(child, addr, addr2p, data); ptrace_readdata 58 include/linux/ptrace.h extern int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len);