411 static int putreg(struct task_struct *child,  in putreg()  argument
421 		return set_segment_reg(child, offset, value);  in putreg()
424 		return set_flags(child, value);  in putreg()
428 		if (value >= TASK_SIZE_OF(child))  in putreg()
435 		if (child->thread.fs != value)  in putreg()
436 			return do_arch_prctl(child, ARCH_SET_FS, value);  in putreg()
442 		if (value >= TASK_SIZE_OF(child))  in putreg()
444 		if (child->thread.gs != value)  in putreg()
445 			return do_arch_prctl(child, ARCH_SET_GS, value);  in putreg()
450 	*pt_regs_access(task_pt_regs(child), offset) = value;  in putreg()
801 void ptrace_disable(struct task_struct *child)  in ptrace_disable()  argument
803 	user_disable_single_step(child);  in ptrace_disable()
805 	clear_tsk_thread_flag(child, TIF_SYSCALL_EMU);  in ptrace_disable()
813 long arch_ptrace(struct task_struct *child, long request,  in arch_ptrace()  argument
830 			tmp = getreg(child, addr);  in arch_ptrace()
834 			tmp = ptrace_get_debugreg(child, addr / sizeof(data));  in arch_ptrace()
846 			ret = putreg(child, addr, data);  in arch_ptrace()
850 			ret = ptrace_set_debugreg(child,  in arch_ptrace()
856 		return copy_regset_to_user(child,  in arch_ptrace()
863 		return copy_regset_from_user(child,  in arch_ptrace()
870 		return copy_regset_to_user(child,  in arch_ptrace()
877 		return copy_regset_from_user(child,  in arch_ptrace()
885 		return copy_regset_to_user(child, &user_x86_32_view,  in arch_ptrace()
891 		return copy_regset_from_user(child, &user_x86_32_view,  in arch_ptrace()
901 		ret = do_get_thread_area(child, addr,  in arch_ptrace()
908 		ret = do_set_thread_area(child, addr,  in arch_ptrace()
918 		ret = do_arch_prctl(child, data, addr);  in arch_ptrace()
923 		ret = ptrace_request(child, request, addr, data);  in arch_ptrace()
943 		return set_segment_reg(child,				\
948 static int putreg32(struct task_struct *child, unsigned regno, u32 value)  in putreg32()  argument
950 	struct pt_regs *regs = task_pt_regs(child);  in putreg32()
980 		if (syscall_get_nr(child, regs) >= 0)  in putreg32()
981 			task_thread_info(child)->status |= TS_COMPAT;  in putreg32()
985 		return set_flags(child, value);  in putreg32()
990 		return ptrace_set_debugreg(child, regno / 4, value);  in putreg32()
1014 		*val = get_segment_reg(child,				\
1018 static int getreg32(struct task_struct *child, unsigned regno, u32 *val)  in getreg32()  argument
1020 	struct pt_regs *regs = task_pt_regs(child);  in getreg32()
1043 		*val = get_flags(child);  in getreg32()
1049 		*val = ptrace_get_debugreg(child, regno / 4);  in getreg32()
1124 static long ia32_arch_ptrace(struct task_struct *child, compat_long_t request,  in ia32_arch_ptrace()  argument
1135 		ret = getreg32(child, addr, &val);  in ia32_arch_ptrace()
1141 		ret = putreg32(child, addr, data);  in ia32_arch_ptrace()
1145 		return copy_regset_to_user(child, &user_x86_32_view,  in ia32_arch_ptrace()
1151 		return copy_regset_from_user(child, &user_x86_32_view,  in ia32_arch_ptrace()
1157 		return copy_regset_to_user(child, &user_x86_32_view,  in ia32_arch_ptrace()
1164 			child, &user_x86_32_view, REGSET_FP,  in ia32_arch_ptrace()
1168 		return copy_regset_to_user(child, &user_x86_32_view,  in ia32_arch_ptrace()
1174 		return copy_regset_from_user(child, &user_x86_32_view,  in ia32_arch_ptrace()
1181 		return arch_ptrace(child, request, addr, data);  in ia32_arch_ptrace()
1184 		return compat_ptrace_request(child, request, addr, data);  in ia32_arch_ptrace()
1192 static long x32_arch_ptrace(struct task_struct *child,  in x32_arch_ptrace()  argument
1214 			tmp = getreg(child, addr);  in x32_arch_ptrace()
1218 			tmp = ptrace_get_debugreg(child, addr / sizeof(data));  in x32_arch_ptrace()
1234 			ret = putreg(child, addr, data);  in x32_arch_ptrace()
1238 			ret = ptrace_set_debugreg(child,  in x32_arch_ptrace()
1244 		return copy_regset_to_user(child,  in x32_arch_ptrace()
1251 		return copy_regset_from_user(child,  in x32_arch_ptrace()
1258 		return copy_regset_to_user(child,  in x32_arch_ptrace()
1265 		return copy_regset_from_user(child,  in x32_arch_ptrace()
1272 		return compat_ptrace_request(child, request, addr, data);  in x32_arch_ptrace()
1280 long compat_arch_ptrace(struct task_struct *child, compat_long_t request,  in compat_arch_ptrace()  argument
1285 		return x32_arch_ptrace(child, request, caddr, cdata);  in compat_arch_ptrace()
1288 	return ia32_arch_ptrace(child, request, caddr, cdata);  in compat_arch_ptrace()