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
}