87 #define VFLAGS	(*(unsigned short *)&(current->thread.vm86->veflags))
88 #define VEFLAGS	(current->thread.vm86->veflags)
100 	struct vm86 *vm86 = current->thread.vm86;  in save_v86_state()  local
109 	BUG_ON(!vm86);  in save_v86_state()
111 	set_flags(regs->pt.flags, VEFLAGS, X86_EFLAGS_VIF | vm86->veflags_mask);  in save_v86_state()
112 	user = vm86->user_vm86;  in save_v86_state()
114 	if (!user_access_begin(user, vm86->vm86plus.is_vm86pus ?  in save_v86_state()
145 	tsk->thread.sp0 = vm86->saved_sp0;  in save_v86_state()
149 	vm86->saved_sp0 = 0;  in save_v86_state()
152 	memcpy(&regs->pt, &vm86->regs32, sizeof(struct pt_regs));  in save_v86_state()
154 	loadsegment(gs, vm86->regs32.gs);  in save_v86_state()
176 SYSCALL_DEFINE2(vm86, unsigned long, cmd, unsigned long, arg)  in SYSCALL_DEFINE2()  argument
202 	struct vm86 *vm86 = tsk->thread.vm86;  in do_sys_vm86()  local
234 	if (!vm86) {  in do_sys_vm86()
235 		if (!(vm86 = kzalloc(sizeof(*vm86), GFP_KERNEL)))  in do_sys_vm86()
237 		tsk->thread.vm86 = vm86;  in do_sys_vm86()
239 	if (vm86->saved_sp0)  in do_sys_vm86()
274 	vm86->flags = v.flags;  in do_sys_vm86()
275 	vm86->cpu_type = v.cpu_type;  in do_sys_vm86()
277 	if (copy_from_user(&vm86->int_revectored,  in do_sys_vm86()
281 	if (copy_from_user(&vm86->int21_revectored,  in do_sys_vm86()
286 		if (copy_from_user(&vm86->vm86plus, &user_vm86->vm86plus,  in do_sys_vm86()
289 		vm86->vm86plus.is_vm86pus = 1;  in do_sys_vm86()
291 		memset(&vm86->vm86plus, 0,  in do_sys_vm86()
294 	memcpy(&vm86->regs32, regs, sizeof(struct pt_regs));  in do_sys_vm86()
295 	vm86->user_vm86 = user_vm86;  in do_sys_vm86()
309 	switch (vm86->cpu_type) {  in do_sys_vm86()
311 		vm86->veflags_mask = 0;  in do_sys_vm86()
314 		vm86->veflags_mask = X86_EFLAGS_NT | X86_EFLAGS_IOPL;  in do_sys_vm86()
317 		vm86->veflags_mask = X86_EFLAGS_AC | X86_EFLAGS_NT | X86_EFLAGS_IOPL;  in do_sys_vm86()
320 		vm86->veflags_mask = X86_EFLAGS_ID | X86_EFLAGS_AC | X86_EFLAGS_NT | X86_EFLAGS_IOPL;  in do_sys_vm86()
327 	vm86->saved_sp0 = tsk->thread.sp0;  in do_sys_vm86()
328 	savesegment(gs, vm86->regs32.gs);  in do_sys_vm86()
380 	set_flags(VEFLAGS, flags, current->thread.vm86->veflags_mask);  in set_vflags_long()
390 	set_flags(VFLAGS, flags, current->thread.vm86->veflags_mask);  in set_vflags_short()
405 	return flags | (VEFLAGS & current->thread.vm86->veflags_mask);  in get_vflags()
500 	struct vm86 *vm86 = current->thread.vm86;  in do_int()  local
504 	if (is_revectored(i, &vm86->int_revectored))  in do_int()
506 	if (i == 0x21 && is_revectored(AH(regs), &vm86->int21_revectored))  in do_int()
530 	struct vm86 *vm86 = current->thread.vm86;  in handle_vm86_trap()  local
532 	if (vm86->vm86plus.is_vm86pus) {  in handle_vm86_trap()
555 	struct vm86plus_info_struct *vmpi = &current->thread.vm86->vm86plus;  in handle_vm86_fault()