413 static int putreg(struct task_struct *child,  in putreg()  argument
423 		return set_segment_reg(child, offset, value);  in putreg()
426 		return set_flags(child, value);  in putreg()
430 		if (value >= TASK_SIZE_OF(child))  in putreg()
437 		if (child->thread.fs != value)  in putreg()
438 			return do_arch_prctl(child, ARCH_SET_FS, value);  in putreg()
444 		if (value >= TASK_SIZE_OF(child))  in putreg()
446 		if (child->thread.gs != value)  in putreg()
447 			return do_arch_prctl(child, ARCH_SET_GS, value);  in putreg()
452 	*pt_regs_access(task_pt_regs(child), offset) = value;  in putreg()
803 void ptrace_disable(struct task_struct *child)  in ptrace_disable()  argument
805 	user_disable_single_step(child);  in ptrace_disable()
807 	clear_tsk_thread_flag(child, TIF_SYSCALL_EMU);  in ptrace_disable()
815 long arch_ptrace(struct task_struct *child, long request,  in arch_ptrace()  argument
832 			tmp = getreg(child, addr);  in arch_ptrace()
836 			tmp = ptrace_get_debugreg(child, addr / sizeof(data));  in arch_ptrace()
848 			ret = putreg(child, addr, data);  in arch_ptrace()
852 			ret = ptrace_set_debugreg(child,  in arch_ptrace()
858 		return copy_regset_to_user(child,  in arch_ptrace()
865 		return copy_regset_from_user(child,  in arch_ptrace()
872 		return copy_regset_to_user(child,  in arch_ptrace()
879 		return copy_regset_from_user(child,  in arch_ptrace()
887 		return copy_regset_to_user(child, &user_x86_32_view,  in arch_ptrace()
893 		return copy_regset_from_user(child, &user_x86_32_view,  in arch_ptrace()
903 		ret = do_get_thread_area(child, addr,  in arch_ptrace()
910 		ret = do_set_thread_area(child, addr,  in arch_ptrace()
920 		ret = do_arch_prctl(child, data, addr);  in arch_ptrace()
925 		ret = ptrace_request(child, request, addr, data);  in arch_ptrace()
945 		return set_segment_reg(child,				\
950 static int putreg32(struct task_struct *child, unsigned regno, u32 value)  in putreg32()  argument
952 	struct pt_regs *regs = task_pt_regs(child);  in putreg32()
982 		if (syscall_get_nr(child, regs) >= 0)  in putreg32()
983 			task_thread_info(child)->status |= TS_COMPAT;  in putreg32()
987 		return set_flags(child, value);  in putreg32()
992 		return ptrace_set_debugreg(child, regno / 4, value);  in putreg32()
1016 		*val = get_segment_reg(child,				\
1020 static int getreg32(struct task_struct *child, unsigned regno, u32 *val)  in getreg32()  argument
1022 	struct pt_regs *regs = task_pt_regs(child);  in getreg32()
1045 		*val = get_flags(child);  in getreg32()
1051 		*val = ptrace_get_debugreg(child, regno / 4);  in getreg32()
1127 static long x32_arch_ptrace(struct task_struct *child,  in x32_arch_ptrace()  argument
1149 			tmp = getreg(child, addr);  in x32_arch_ptrace()
1153 			tmp = ptrace_get_debugreg(child, addr / sizeof(data));  in x32_arch_ptrace()
1169 			ret = putreg(child, addr, data);  in x32_arch_ptrace()
1173 			ret = ptrace_set_debugreg(child,  in x32_arch_ptrace()
1179 		return copy_regset_to_user(child,  in x32_arch_ptrace()
1186 		return copy_regset_from_user(child,  in x32_arch_ptrace()
1193 		return copy_regset_to_user(child,  in x32_arch_ptrace()
1200 		return copy_regset_from_user(child,  in x32_arch_ptrace()
1207 		return compat_ptrace_request(child, request, addr, data);  in x32_arch_ptrace()
1214 long compat_arch_ptrace(struct task_struct *child, compat_long_t request,  in compat_arch_ptrace()  argument
1225 		return x32_arch_ptrace(child, request, caddr, cdata);  in compat_arch_ptrace()
1230 		ret = getreg32(child, addr, &val);  in compat_arch_ptrace()
1236 		ret = putreg32(child, addr, data);  in compat_arch_ptrace()
1240 		return copy_regset_to_user(child, &user_x86_32_view,  in compat_arch_ptrace()
1246 		return copy_regset_from_user(child, &user_x86_32_view,  in compat_arch_ptrace()
1252 		return copy_regset_to_user(child, &user_x86_32_view,  in compat_arch_ptrace()
1259 			child, &user_x86_32_view, REGSET_FP,  in compat_arch_ptrace()
1263 		return copy_regset_to_user(child, &user_x86_32_view,  in compat_arch_ptrace()
1269 		return copy_regset_from_user(child, &user_x86_32_view,  in compat_arch_ptrace()
1276 		return arch_ptrace(child, request, addr, data);  in compat_arch_ptrace()
1279 		return compat_ptrace_request(child, request, addr, data);  in compat_arch_ptrace()