127 static inline void singlestep_disable(struct task_struct *child)  in singlestep_disable()  argument
129 	unsigned long tmp = get_reg(child, PT_SR) & ~TRACE_BITS;  in singlestep_disable()
130 	put_reg(child, PT_SR, tmp);  in singlestep_disable()
131 	clear_tsk_thread_flag(child, TIF_DELAYED_TRACE);  in singlestep_disable()
137 void ptrace_disable(struct task_struct *child)  in ptrace_disable()  argument
139 	singlestep_disable(child);  in ptrace_disable()
142 void user_enable_single_step(struct task_struct *child)  in user_enable_single_step()  argument
144 	unsigned long tmp = get_reg(child, PT_SR) & ~TRACE_BITS;  in user_enable_single_step()
145 	put_reg(child, PT_SR, tmp | T1_BIT);  in user_enable_single_step()
146 	set_tsk_thread_flag(child, TIF_DELAYED_TRACE);  in user_enable_single_step()
150 void user_enable_block_step(struct task_struct *child)  in user_enable_block_step()  argument
152 	unsigned long tmp = get_reg(child, PT_SR) & ~TRACE_BITS;  in user_enable_block_step()
153 	put_reg(child, PT_SR, tmp | T0_BIT);  in user_enable_block_step()
157 void user_disable_single_step(struct task_struct *child)  in user_disable_single_step()  argument
159 	singlestep_disable(child);  in user_disable_single_step()
162 long arch_ptrace(struct task_struct *child, long request,  in arch_ptrace()  argument
177 			tmp = get_reg(child, regno);  in arch_ptrace()
179 			tmp = child->thread.fp[regno - 21];  in arch_ptrace()
188 			tmp = child->mm->start_code;  in arch_ptrace()
190 			tmp = child->mm->start_data;  in arch_ptrace()
192 			tmp = child->mm->end_code;  in arch_ptrace()
206 			data |= get_reg(child, PT_SR) & ~SR_MASK;  in arch_ptrace()
209 			if (put_reg(child, regno, data))  in arch_ptrace()
220 			child->thread.fp[regno - 21] = data;  in arch_ptrace()
227 			tmp = get_reg(child, i);  in arch_ptrace()
242 				tmp |= get_reg(child, PT_SR) & ~SR_MASK;  in arch_ptrace()
244 			put_reg(child, i, tmp);  in arch_ptrace()
250 		if (copy_to_user(datap, &child->thread.fp,  in arch_ptrace()
256 		if (copy_from_user(&child->thread.fp, datap,  in arch_ptrace()
262 		ret = put_user(task_thread_info(child)->tp_value, datap);  in arch_ptrace()
266 		ret = ptrace_request(child, request, addr, data);  in arch_ptrace()