216 check_condition_bit(struct task_struct *child)  in check_condition_bit()  argument
218 	return (int)((get_stack_long(child, PT_PSW) >> 8) & 1);  in check_condition_bit()
223 		    unsigned long regno2, struct task_struct *child)  in check_condition_src()  argument
227 	reg2 = get_stack_long(child, reg_offset[regno2]);  in check_condition_src()
231 		reg1 = get_stack_long(child, reg_offset[regno1]);  in check_condition_src()
234 		reg1 = get_stack_long(child, reg_offset[regno1]);  in check_condition_src()
257 			       struct task_struct *child)  in compute_next_pc_for_16bit_insn()  argument
279 			if (!check_condition_bit(child)) {  in compute_next_pc_for_16bit_insn()
287 			if (check_condition_bit(child)) {  in compute_next_pc_for_16bit_insn()
320 				*next_pc = get_stack_long(child, PT_BPC);  in compute_next_pc_for_16bit_insn()
325 			if (op3 == 0xc && check_condition_bit(child)) {  in compute_next_pc_for_16bit_insn()
327 				*next_pc = get_stack_long(child,  in compute_next_pc_for_16bit_insn()
333 			if (op3 == 0xc && !check_condition_bit(child)) {  in compute_next_pc_for_16bit_insn()
335 				*next_pc = get_stack_long(child,  in compute_next_pc_for_16bit_insn()
344 				*next_pc = get_stack_long(child,  in compute_next_pc_for_16bit_insn()
360 			       struct task_struct *child)  in compute_next_pc_for_32bit_insn()  argument
373 			if (!check_condition_bit(child)) {  in compute_next_pc_for_32bit_insn()
381 			if (check_condition_bit(child)) {  in compute_next_pc_for_32bit_insn()
406 			if (check_condition_src(op2, regno1, regno2, child)) {  in compute_next_pc_for_32bit_insn()
419 		unsigned long *next_pc, struct task_struct *child)  in compute_next_pc()  argument
422 		compute_next_pc_for_32bit_insn(insn, pc, next_pc, child);  in compute_next_pc()
424 		compute_next_pc_for_16bit_insn(insn, pc, next_pc, child);  in compute_next_pc()
428 register_debug_trap(struct task_struct *child, unsigned long next_pc,  in register_debug_trap()  argument
431 	struct debug_trap *p = &child->thread.debug_trap;  in register_debug_trap()
458 unregister_debug_trap(struct task_struct *child, unsigned long addr,  in unregister_debug_trap()  argument
461 	struct debug_trap *p = &child->thread.debug_trap;  in unregister_debug_trap()
490 unregister_all_debug_traps(struct task_struct *child)  in unregister_all_debug_traps()  argument
492 	struct debug_trap *p = &child->thread.debug_trap;  in unregister_all_debug_traps()
496 		access_process_vm(child, p->addr[i], &p->insn[i], sizeof(p->insn[i]), 1);  in unregister_all_debug_traps()
535 embed_debug_trap(struct task_struct *child, unsigned long next_pc)  in embed_debug_trap()  argument
540 	if (access_process_vm(child, addr, &next_insn, sizeof(next_insn), 0)  in embed_debug_trap()
546 	if (register_debug_trap(child, next_pc, next_insn, &code)) {  in embed_debug_trap()
549 	if (access_process_vm(child, addr, &code, sizeof(code), 1)  in embed_debug_trap()
571 init_debug_traps(struct task_struct *child)  in init_debug_traps()  argument
573 	struct debug_trap *p = &child->thread.debug_trap;  in init_debug_traps()
582 void user_enable_single_step(struct task_struct *child)  in user_enable_single_step()  argument
587 	clear_tsk_thread_flag(child, TIF_SYSCALL_TRACE);  in user_enable_single_step()
590 	pc = get_stack_long(child, PT_BPC);  in user_enable_single_step()
592 	if (access_process_vm(child, pc&~3, &insn, sizeof(insn), 0)  in user_enable_single_step()
596 	compute_next_pc(insn, pc, &next_pc, child);  in user_enable_single_step()
600 	if (embed_debug_trap(child, next_pc))  in user_enable_single_step()
606 void user_disable_single_step(struct task_struct *child)  in user_disable_single_step()  argument
608 	unregister_all_debug_traps(child);  in user_disable_single_step()
617 void ptrace_disable(struct task_struct *child)  in ptrace_disable()  argument
623 arch_ptrace(struct task_struct *child, long request,  in arch_ptrace()  argument
635 		ret = generic_ptrace_peekdata(child, addr, data);  in arch_ptrace()
642 		ret = ptrace_read_user(child, addr, datap);  in arch_ptrace()
650 		ret = generic_ptrace_pokedata(child, addr, data);  in arch_ptrace()
659 		ret = ptrace_write_user(child, addr, data);  in arch_ptrace()
663 		ret = ptrace_getregs(child, datap);  in arch_ptrace()
667 		ret = ptrace_setregs(child, datap);  in arch_ptrace()
671 		ret = ptrace_request(child, request, addr, data);  in arch_ptrace()