From 0bc8ed36a5474d06fc7da79259a33eb14560197c Mon Sep 17 00:00:00 2001
From: Michal Sojka <sojkam1@fel.cvut.cz>
Date: Thu, 18 Jun 2009 16:57:47 +0200
Subject: [PATCH] Do not modify IRQ priority under non-rt kernel

---
 tests/_lib.sh | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tests/_lib.sh b/tests/_lib.sh
index 183f189..4dbbc40 100644
--- a/tests/_lib.sh
+++ b/tests/_lib.sh
@@ -14,10 +14,11 @@ PATH=$PWD/../_compiled/bin/:$PATH
 RTPRIO=60
 
 boost_irq_prio() {
-    local P=${1:-50}
+    local PRIO=${1:-50}
     CAN_IRQ=`sed -ne '/can/ s/:.*//p' /proc/interrupts`
     if [ -n "$CAN_IRQ" ]; then
-	schedtool -F -p $P `pidof IRQ-${CAN_IRQ/ /}`
+	IRQ_PID=`pidof IRQ-${CAN_IRQ/ /}` || true
+	[ -z "$IRQ_PID" ] || schedtool -F -p $PRIO $IRQ_PID 
     fi
 }
 
-- 
2.39.2