target/linux/ramips/mt7621/base-files/etc/init.d/set-irq-affinity

   1 #!/bin/sh /etc/rc.common
   2
   3 START=99
   4
   5 start() {
   6         if grep -q 'processor.*: 2' /proc/cpuinfo; then
   7                 mask=4
   8         elif grep -q 'processor.*: 1' /proc/cpuinfo; then
   9                 mask=2
  10         else
  11                 return
  12         fi
  13
  14         for irq in $(grep "mt76..e" /proc/interrupts | cut -d: -f1 | sed 's, *,,')
  15         do
  16                 echo "$mask" > "/proc/irq/$irq/smp_affinity"
  17                 [ $mask = 4 ] && mask=8
  18         done
  19 }