target/linux/rockchip/armv8/base-files/etc/hotplug.d/net/40-net-smp-affinity

   1 #!/bin/sh
   2
   3 [ "$ACTION" = add ] || exit
   4
   5 get_device_irq() {
   6         local device="$1"
   7
   8         local line=$(grep -m 1 "${device}\$" /proc/interrupts)
   9         echo ${line} | sed 's/:.*//'
  10 }
  11
  12 set_interface_core() {
  13         local core_mask="$1"
  14         local interface="$2"
  15         local device="$3"
  16
  17         [ -z "${device}" ] && device="$interface"
  18
  19         local irq=$(get_device_irq "$device")
  20
  21         echo "${core_mask}" > /proc/irq/${irq}/smp_affinity
  22 }
  23
  24 case "$(board_name)" in
  25 friendlyarm,nanopi-r2s)
  26         set_interface_core 2 "eth0"
  27         set_interface_core 4 "eth1" "xhci-hcd:usb3"
  28         ;;
  29 esac
  30