dev/i386/systemcalls.c

99 	struct uthread		*uthread;
110 	uthread = get_bsdthread_info(thread);
113 	is_vfork = uthread->uu_flag & UT_VFORK;
143 	vt = (void *)uthread->uu_arg;
144 	uthread->uu_ap = vt;
150 		assert((unsigned) callp->sy_arg_bytes <= sizeof (uthread->uu_arg));
187 	kauth_cred_uthread_update(uthread, p);
189 	uthread->uu_rval[0] = 0;
190 	uthread->uu_rval[1] = regs->edx;
191 	uthread->uu_flag |= UT_NOTCANCELPT;
195         uthread->uu_iocount = 0;
196         uthread->uu_vpindex = 0;
199 	AUDIT_SYSCALL_ENTER(code, p, uthread);
200 	error = (*(callp->sy_call))((void *) p, (void *) vt, &(uthread->uu_rval[0]));
201         AUDIT_SYSCALL_EXIT(code, p, uthread, error);
204         if (uthread->uu_iocount)
208 	uthread->t_dtrace_errno = error;
226 		    regs->eax = uthread->uu_rval[0];
227 		    regs->edx = uthread->uu_rval[1];
235 	uthread->uu_flag &= ~UT_NOTCANCELPT;
243 	if (__improbable(uthread->uu_lowpri_window)) {
256 			error, uthread->uu_rval[0], uthread->uu_rval[1], p->p_pid, 0);
277 	struct uthread	*uthread;
287 	uthread = get_bsdthread_info(thread);
290 	if (__probable(!(uthread->uu_flag & UT_VFORK)))
322 	uthread->uu_ap = uargp;
356 	kauth_cred_uthread_update(uthread, p);
358 	uthread->uu_rval[0] = 0;
359 	uthread->uu_rval[1] = 0;
362 	uthread->uu_flag |= UT_NOTCANCELPT;
365         uthread->uu_iocount = 0;
366         uthread->uu_vpindex = 0;
369 	AUDIT_SYSCALL_ENTER(code, p, uthread);
370 	error = (*(callp->sy_call))((void *) p, uargp, &(uthread->uu_rval[0]));
371         AUDIT_SYSCALL_EXIT(code, p, uthread, error);
374         if (uthread->uu_iocount)
379 	uthread->t_dtrace_errno = error;
398 				regs->rax = uthread->uu_rval[0];
399 				regs->rdx = uthread->uu_rval[1];
402 				regs->rax = ((u_int)uthread->uu_rval[0]);
403 				regs->rdx = ((u_int)uthread->uu_rval[1]);
410 			        regs->rax = *((uint64_t *)(&uthread->uu_rval[0]));
427 	uthread->uu_flag &= ~UT_NOTCANCELPT;
436 	if (__improbable(uthread->uu_lowpri_window)) {
449 			error, uthread->uu_rval[0], uthread->uu_rval[1], p->p_pid, 0);
460 	struct uthread		*uthread;
467 	uthread = get_bsdthread_info(thread);
491 			dtrace_systrace_syscall_return( code, error, uthread->uu_rval );
493 		AUDIT_SYSCALL_EXIT(code, p, uthread, error);
509 					regs->rax = uthread->uu_rval[0];
510 					regs->rdx = uthread->uu_rval[1];
513 					regs->rax = ((u_int)uthread->uu_rval[0]);
514 					regs->rdx = ((u_int)uthread->uu_rval[1]);
521 					regs->rax = *((uint64_t *)(&uthread->uu_rval[0]));
548 			dtrace_systrace_syscall_return( code, error, uthread->uu_rval );
550 		AUDIT_SYSCALL_EXIT(code, p, uthread, error);
564 				regs->eax = uthread->uu_rval[0];
565 				regs->edx = uthread->uu_rval[1];
574 	uthread->uu_flag &= ~UT_NOTCANCELPT;
583 	if (uthread->uu_lowpri_window) {
596 			error, uthread->uu_rval[0], uthread->uu_rval[1], p->p_pid, 0);