dev/i386/systemcalls.c

102 	struct uthread		*uthread;
114 	uthread = get_bsdthread_info(thread);
117 	is_vfork = uthread->uu_flag & UT_VFORK;
148 	vt = (void *)uthread->uu_arg;
153 		assert((unsigned) callp->sy_arg_bytes <= sizeof (uthread->uu_arg));
194 	kauth_cred_uthread_update(uthread, p);
196 	uthread->uu_rval[0] = 0;
197 	uthread->uu_rval[1] = regs->edx;
198 	uthread->uu_flag |= UT_NOTCANCELPT;
202         uthread->uu_iocount = 0;
203         uthread->uu_vpindex = 0;
206 	AUDIT_SYSCALL_ENTER(code, p, uthread);
207 	error = (*(callp->sy_call))((void *) p, (void *) vt, &(uthread->uu_rval[0]));
208         AUDIT_SYSCALL_EXIT(code, p, uthread, error);
211         if (uthread->uu_iocount)
215 	uthread->t_dtrace_errno = error;
233 		    regs->eax = uthread->uu_rval[0];
234 		    regs->edx = uthread->uu_rval[1];
242 	uthread->uu_flag &= ~UT_NOTCANCELPT;
250 	if (__improbable(uthread->uu_lowpri_window)) {
263 			error, uthread->uu_rval[0], uthread->uu_rval[1], p->p_pid, 0);
284 	struct uthread	*uthread;
294 	uthread = get_bsdthread_info(thread);
297 	if (__probable(!(uthread->uu_flag & UT_VFORK)))
370 	kauth_cred_uthread_update(uthread, p);
372 	uthread->uu_rval[0] = 0;
373 	uthread->uu_rval[1] = 0;
376 	uthread->uu_flag |= UT_NOTCANCELPT;
379         uthread->uu_iocount = 0;
380         uthread->uu_vpindex = 0;
383 	AUDIT_SYSCALL_ENTER(code, p, uthread);
384 	error = (*(callp->sy_call))((void *) p, uargp, &(uthread->uu_rval[0]));
385         AUDIT_SYSCALL_EXIT(code, p, uthread, error);
388         if (uthread->uu_iocount)
393 	uthread->t_dtrace_errno = error;
412 				regs->rax = uthread->uu_rval[0];
413 				regs->rdx = uthread->uu_rval[1];
416 				regs->rax = ((u_int)uthread->uu_rval[0]);
417 				regs->rdx = ((u_int)uthread->uu_rval[1]);
424 			        regs->rax = *((uint64_t *)(&uthread->uu_rval[0]));
441 	uthread->uu_flag &= ~UT_NOTCANCELPT;
450 	if (__improbable(uthread->uu_lowpri_window)) {
463 			error, uthread->uu_rval[0], uthread->uu_rval[1], p->p_pid, 0);
474 	struct uthread		*uthread;
481 	uthread = get_bsdthread_info(thread);
505 			dtrace_systrace_syscall_return( code, error, uthread->uu_rval );
507 		AUDIT_SYSCALL_EXIT(code, p, uthread, error);
523 					regs->rax = uthread->uu_rval[0];
524 					regs->rdx = uthread->uu_rval[1];
527 					regs->rax = ((u_int)uthread->uu_rval[0]);
528 					regs->rdx = ((u_int)uthread->uu_rval[1]);
535 					regs->rax = *((uint64_t *)(&uthread->uu_rval[0]));
562 			dtrace_systrace_syscall_return( code, error, uthread->uu_rval );
564 		AUDIT_SYSCALL_EXIT(code, p, uthread, error);
578 				regs->eax = uthread->uu_rval[0];
579 				regs->edx = uthread->uu_rval[1];
588 	uthread->uu_flag &= ~UT_NOTCANCELPT;
597 	if (uthread->uu_lowpri_window) {
610 			error, uthread->uu_rval[0], uthread->uu_rval[1], p->p_pid, 0);