13 void user_enable_single_step(struct task_struct *child)  in user_enable_single_step()  argument
15 	child->ptrace |= PT_DTRACE;  in user_enable_single_step()
16 	child->thread.singlestep_syscall = 0;  in user_enable_single_step()
19 	SUBARCH_SET_SINGLESTEPPING(child, 1);  in user_enable_single_step()
23 void user_disable_single_step(struct task_struct *child)  in user_disable_single_step()  argument
25 	child->ptrace &= ~PT_DTRACE;  in user_disable_single_step()
26 	child->thread.singlestep_syscall = 0;  in user_disable_single_step()
29 	SUBARCH_SET_SINGLESTEPPING(child, 0);  in user_disable_single_step()
36 void ptrace_disable(struct task_struct *child)  in ptrace_disable()  argument
38 	user_disable_single_step(child);  in ptrace_disable()
41 extern int peek_user(struct task_struct * child, long addr, long data);
42 extern int poke_user(struct task_struct * child, long addr, long data);
44 long arch_ptrace(struct task_struct *child, long request,  in arch_ptrace()  argument
54 		ret = peek_user(child, addr, data);  in arch_ptrace()
59 		ret = poke_user(child, addr, data);  in arch_ptrace()
68 	case PTRACE_GETREGS: { /* Get all gp regs from the child. */  in arch_ptrace()
74 			__put_user(getreg(child, i), p);  in arch_ptrace()
82 	case PTRACE_SETREGS: { /* Set all gp regs in the child. */  in arch_ptrace()
90 			putreg(child, i, tmp);  in arch_ptrace()
98 		ret = ptrace_get_thread_area(child, addr, vp);  in arch_ptrace()
102 		ret = ptrace_set_thread_area(child, addr, vp);  in arch_ptrace()
106 		ret = ptrace_request(child, request, addr, data);  in arch_ptrace()
108 			ret = subarch_ptrace(child, request, addr, data);  in arch_ptrace()