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irqbalance_mck: create environment file in /tmp to avoid race condition on PFS

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Balazs Gerofi
2016-12-29 21:00:27 +09:00
parent 40978d162e
commit 1794232989
2 changed files with 4 additions and 3 deletions
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5
arch/x86/tools/mcreboot-smp-x86.sh.in
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@ -478,8 +478,9 @@ if [ "${irqbalance_used}" == "yes" ]; then
banirq=`cat /proc/interrupts| perl -e 'while(<>) { if(/^\s*(\d+).*IHK\-SMP\s*$/) {print $1;}}'`
sed "s/%mask%/$smp_affinity_mask/g" $ETCDIR/irqbalance_mck.in | sed "s/%banirq%/$banirq/g" > $ETCDIR/irqbalance_mck
if ! systemctl link $ETCDIR/irqbalance_mck.service >/dev/null 2>/dev/null; then
sed "s/%mask%/$smp_affinity_mask/g" $ETCDIR/irqbalance_mck.in | sed "s/%banirq%/$banirq/g" > /tmp/irqbalance_mck
systemctl disable irqbalance_mck.service >/dev/null 2>/dev/null
if ! systemctl link $ETCDIR/irqbalance_mck.service >/dev/null 2>/dev/null; then
echo "error: linking irqbalance_mck" >&2
error_exit "mcos_sys_mounted"
fi