51 void ptrace_disable(struct task_struct *task)  in ptrace_disable()  argument
53 	clear_tsk_thread_flag(task, TIF_SINGLESTEP);  in ptrace_disable()
54 	clear_tsk_thread_flag(task, TIF_BLOCKSTEP);  in ptrace_disable()
57 	pa_psw(task)->r = 0;  in ptrace_disable()
58 	pa_psw(task)->t = 0;  in ptrace_disable()
59 	pa_psw(task)->h = 0;  in ptrace_disable()
60 	pa_psw(task)->l = 0;  in ptrace_disable()
67 void user_disable_single_step(struct task_struct *task)  in user_disable_single_step()  argument
69 	ptrace_disable(task);  in user_disable_single_step()
72 void user_enable_single_step(struct task_struct *task)  in user_enable_single_step()  argument
74 	clear_tsk_thread_flag(task, TIF_BLOCKSTEP);  in user_enable_single_step()
75 	set_tsk_thread_flag(task, TIF_SINGLESTEP);  in user_enable_single_step()
77 	if (pa_psw(task)->n) {  in user_enable_single_step()
81 		task_regs(task)->iaoq[0] = task_regs(task)->iaoq[1];  in user_enable_single_step()
82 		task_regs(task)->iasq[0] = task_regs(task)->iasq[1];  in user_enable_single_step()
83 		task_regs(task)->iaoq[1] = task_regs(task)->iaoq[0] + 4;  in user_enable_single_step()
84 		pa_psw(task)->n = 0;  in user_enable_single_step()
85 		pa_psw(task)->x = 0;  in user_enable_single_step()
86 		pa_psw(task)->y = 0;  in user_enable_single_step()
87 		pa_psw(task)->z = 0;  in user_enable_single_step()
88 		pa_psw(task)->b = 0;  in user_enable_single_step()
89 		ptrace_disable(task);  in user_enable_single_step()
93 		si.si_addr = (void __user *) (task_regs(task)->iaoq[0] & ~3);  in user_enable_single_step()
96 		force_sig_info(SIGTRAP, &si, task);  in user_enable_single_step()
109 	pa_psw(task)->r = 1;  in user_enable_single_step()
110 	pa_psw(task)->t = 0;  in user_enable_single_step()
111 	pa_psw(task)->h = 0;  in user_enable_single_step()
112 	pa_psw(task)->l = 0;  in user_enable_single_step()
115 void user_enable_block_step(struct task_struct *task)  in user_enable_block_step()  argument
117 	clear_tsk_thread_flag(task, TIF_SINGLESTEP);  in user_enable_block_step()
118 	set_tsk_thread_flag(task, TIF_BLOCKSTEP);  in user_enable_block_step()
121 	pa_psw(task)->r = 0;  in user_enable_block_step()
122 	pa_psw(task)->t = 1;  in user_enable_block_step()
123 	pa_psw(task)->h = 0;  in user_enable_block_step()
124 	pa_psw(task)->l = 0;  in user_enable_block_step()
672 const struct user_regset_view *task_user_regset_view(struct task_struct *task)  in task_user_regset_view()  argument