76 #define AL(regs)	(((unsigned char *)&((regs)->pt.ax))[0])
77 #define AH(regs)	(((unsigned char *)&((regs)->pt.ax))[1])
78 #define IP(regs)	(*(unsigned short *)&((regs)->pt.ip))
79 #define SP(regs)	(*(unsigned short *)&((regs)->pt.sp))
103 	ret += copy_to_user(user, regs, offsetof(struct kernel_vm86_regs, pt.orig_ax));  in copy_vm86_regs_to_user()
104 	ret += copy_to_user(&user->orig_eax, &regs->pt.orig_ax,  in copy_vm86_regs_to_user()
106 			    offsetof(struct kernel_vm86_regs, pt.orig_ax));  in copy_vm86_regs_to_user()
119 	ret += copy_from_user(regs, user, offsetof(struct kernel_vm86_regs, pt.orig_ax));  in copy_vm86_regs_from_user()
121 	ret += copy_from_user(&regs->pt.orig_ax, &user->orig_eax,  in copy_vm86_regs_from_user()
123 			      offsetof(struct kernel_vm86_regs, pt.orig_ax) +  in copy_vm86_regs_from_user()
145 	set_flags(regs->pt.flags, VEFLAGS, X86_EFLAGS_VIF | current->thread.v86mask);  in save_v86_state()
281 	info->regs.pt.ds = 0;  in do_sys_vm86()
282 	info->regs.pt.es = 0;  in do_sys_vm86()
283 	info->regs.pt.fs = 0;  in do_sys_vm86()
285 	info->regs.pt.gs = 0;  in do_sys_vm86()
293 	VEFLAGS = info->regs.pt.flags;  in do_sys_vm86()
294 	info->regs.pt.flags &= SAFE_MASK;  in do_sys_vm86()
295 	info->regs.pt.flags |= info->regs32->flags & ~SAFE_MASK;  in do_sys_vm86()
296 	info->regs.pt.flags |= X86_VM_MASK;  in do_sys_vm86()
376 	regs->pt.flags &= ~X86_EFLAGS_TF;  in clear_TF()
381 	regs->pt.flags &= ~X86_EFLAGS_AC;  in clear_AC()
399 	set_flags(regs->pt.flags, flags, SAFE_MASK);  in set_vflags_long()
409 	set_flags(regs->pt.flags, flags, SAFE_MASK);  in set_vflags_short()
418 	unsigned long flags = regs->pt.flags & RETURN_MASK;  in get_vflags()
522 	if (regs->pt.cs == BIOSSEG)  in do_int()
534 	pushw(ssp, sp, regs->pt.cs, cannot_handle);  in do_int()
536 	regs->pt.cs = segoffs >> 16;  in do_int()
559 		do_int(regs, trapno, (unsigned char __user *) (regs->pt.ss << 4), SP(regs));  in handle_vm86_trap()
588 	orig_flags = *(unsigned short *)&regs->pt.flags;  in handle_vm86_fault()
590 	csp = (unsigned char __user *) (regs->pt.cs << 4);  in handle_vm86_fault()
591 	ssp = (unsigned char __user *) (regs->pt.ss << 4);  in handle_vm86_fault()
678 		regs->pt.cs = newcs;  in handle_vm86_fault()