631 int ptrace_readdata(struct task_struct *tsk, unsigned long src, char __user *dst, int len)  in ptrace_readdata()
657 int ptrace_writedata(struct task_struct *tsk, char __user *src, unsigned long dst, int len)  in ptrace_writedata()
742 	ret = copy_from_user(&arg, (void __user *) addr,  in ptrace_peek_siginfo()
782 			compat_siginfo_t __user *uinfo = compat_ptr(data);  in ptrace_peek_siginfo()
792 			siginfo_t __user *uinfo = (siginfo_t __user *) data;  in ptrace_peek_siginfo()
987 			void __user *datavp)  in ptrace_get_syscall_info()
1035 	void __user *datavp = (void __user *) data;  in ptrace_request()
1036 	unsigned long __user *datalp = datavp;  in ptrace_request()
1229 		struct iovec __user *uiov = datavp;  in ptrace_request()
1322 	return put_user(tmp, (unsigned long __user *)data);  in generic_ptrace_peekdata()
1340 	compat_ulong_t __user *datap = compat_ptr(data);  in compat_ptrace_request()
1371 				(struct compat_siginfo __user *) datap,  in compat_ptrace_request()
1377 			&siginfo, (struct compat_siginfo __user *) datap);  in compat_ptrace_request()
1386 		struct compat_iovec __user *uiov =  in compat_ptrace_request()
1387 			(struct compat_iovec __user *) datap;  in compat_ptrace_request()