108 	if (!vm86 || !vm86->user_vm86) {  in save_v86_state()
113 	user = vm86->user_vm86;  in save_v86_state()
196 static long do_sys_vm86(struct vm86plus_struct __user *user_vm86, bool plus);
198 SYSCALL_DEFINE1(vm86old, struct vm86_struct __user *, user_vm86)  in SYSCALL_DEFINE1()  argument
200 	return do_sys_vm86((struct vm86plus_struct __user *) user_vm86, false);  in SYSCALL_DEFINE1()
227 static long do_sys_vm86(struct vm86plus_struct __user *user_vm86, bool plus)  in do_sys_vm86()  argument
270 	if (!access_ok(VERIFY_READ, user_vm86, plus ?  in do_sys_vm86()
278 		get_user_ex(vm86regs.pt.bx, &user_vm86->regs.ebx);  in do_sys_vm86()
279 		get_user_ex(vm86regs.pt.cx, &user_vm86->regs.ecx);  in do_sys_vm86()
280 		get_user_ex(vm86regs.pt.dx, &user_vm86->regs.edx);  in do_sys_vm86()
281 		get_user_ex(vm86regs.pt.si, &user_vm86->regs.esi);  in do_sys_vm86()
282 		get_user_ex(vm86regs.pt.di, &user_vm86->regs.edi);  in do_sys_vm86()
283 		get_user_ex(vm86regs.pt.bp, &user_vm86->regs.ebp);  in do_sys_vm86()
284 		get_user_ex(vm86regs.pt.ax, &user_vm86->regs.eax);  in do_sys_vm86()
285 		get_user_ex(vm86regs.pt.ip, &user_vm86->regs.eip);  in do_sys_vm86()
286 		get_user_ex(seg, &user_vm86->regs.cs);  in do_sys_vm86()
288 		get_user_ex(vm86regs.pt.flags, &user_vm86->regs.eflags);  in do_sys_vm86()
289 		get_user_ex(vm86regs.pt.sp, &user_vm86->regs.esp);  in do_sys_vm86()
290 		get_user_ex(seg, &user_vm86->regs.ss);  in do_sys_vm86()
292 		get_user_ex(vm86regs.es, &user_vm86->regs.es);  in do_sys_vm86()
293 		get_user_ex(vm86regs.ds, &user_vm86->regs.ds);  in do_sys_vm86()
294 		get_user_ex(vm86regs.fs, &user_vm86->regs.fs);  in do_sys_vm86()
295 		get_user_ex(vm86regs.gs, &user_vm86->regs.gs);  in do_sys_vm86()
297 		get_user_ex(vm86->flags, &user_vm86->flags);  in do_sys_vm86()
298 		get_user_ex(vm86->screen_bitmap, &user_vm86->screen_bitmap);  in do_sys_vm86()
299 		get_user_ex(vm86->cpu_type, &user_vm86->cpu_type);  in do_sys_vm86()
305 			   &user_vm86->int_revectored,  in do_sys_vm86()
309 			   &user_vm86->int21_revectored,  in do_sys_vm86()
313 		if (copy_from_user(&vm86->vm86plus, &user_vm86->vm86plus,  in do_sys_vm86()
322 	vm86->user_vm86 = user_vm86;  in do_sys_vm86()