114 int poke_user(struct task_struct *child, long addr, long data)  in poke_user()  argument
116 	if ((addr & 3) || addr < 0)  in poke_user()
119 	if (addr < MAX_REG_OFFSET)  in poke_user()
120 		return putreg(child, addr, data);  in poke_user()
121 	else if ((addr >= offsetof(struct user, u_debugreg[0])) &&  in poke_user()
122 		(addr <= offsetof(struct user, u_debugreg[7]))) {  in poke_user()
123 		addr -= offsetof(struct user, u_debugreg[0]);  in poke_user()
124 		addr = addr >> 2;  in poke_user()
125 		if ((addr == 4) || (addr == 5))  in poke_user()
127 		child->thread.arch.debugregs[addr] = data;  in poke_user()
177 int peek_user(struct task_struct *child, long addr, long data)  in peek_user()  argument
182 	if ((addr & 3) || addr < 0)  in peek_user()
186 	if (addr < MAX_REG_OFFSET)  in peek_user()
187 		tmp = getreg(child, addr);  in peek_user()
188 	else if ((addr >= offsetof(struct user, u_debugreg[0])) &&  in peek_user()
189 		(addr <= offsetof(struct user, u_debugreg[7]))) {  in peek_user()
190 		addr -= offsetof(struct user, u_debugreg[0]);  in peek_user()
191 		addr = addr >> 2;  in peek_user()
192 		tmp = child->thread.arch.debugregs[addr];  in peek_user()
198 int is_syscall(unsigned long addr)  in is_syscall()  argument
203 	n = copy_from_user(&instr, (void __user *) addr, sizeof(instr));  in is_syscall()
211 		n = access_process_vm(current, addr, &instr, sizeof(instr), 0);  in is_syscall()
214 			       "0x%lx\n", addr);  in is_syscall()
253 		    unsigned long addr, unsigned long data)  in subarch_ptrace()  argument
267 		ret = arch_prctl(child, data, (void __user *) addr);  in subarch_ptrace()