From 135f0adc40dee919c25969386c6436a98ff5991b Mon Sep 17 00:00:00 2001
From: Giovanni Di Sirio <gdisirio@gmail.com>
Date: Mon, 13 Sep 2021 09:01:02 +0000
Subject: [PATCH] Small performance improvement.

git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@14757 27425a3e-05d8-49a3-a47f-9c15f0e5edd8
---
 os/rt/src/chvt.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/os/rt/src/chvt.c b/os/rt/src/chvt.c
index d52ed465f..d7e520e6a 100644
--- a/os/rt/src/chvt.c
+++ b/os/rt/src/chvt.c
@@ -80,7 +80,7 @@ static void vt_set_alarm(systime_t now, sysinterval_t delay) {
   while (true) {
     sysinterval_t nowdelta;
     systime_t newnow;
-
+/*463788*/
     /* Setting up the alarm on the next deadline.*/
     port_timer_set_alarm(chTimeAddX(now, delay));
 
@@ -92,7 +92,7 @@ static void vt_set_alarm(systime_t now, sysinterval_t delay) {
        architecture.*/
     newnow = chVTGetSystemTimeX();
     nowdelta = chTimeDiffX(now, newnow);
-    if (nowdelta < delay) {
+    if (likely(nowdelta < delay)) {
       break;
     }