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rpi4-files/etc/init.d/irq-eth-pin: fix compile error/warning

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initscripts will run while building OpenWRT images on the host system
as described on the wiki:
https://openwrt.org/docs/guide-developer/procd-init-scripts#init_scripts_during_compilation
Thus we no longer execute any commands and wrap functionality into proper
start_service() function
This commit is contained in:
Mads Meisner-Jensen
2021-10-03 12:20:23 +02:00
parent 44b5735d51
commit 3e4d2d5a99
1 changed files with 20 additions and 13 deletions
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33
configs/rpi-4-files/etc/init.d/irq-eth-pin
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@@ -3,22 +3,25 @@
uci_banirq=irqbalance.irqbalance.banirq uci_banirq=irqbalance.irqbalance.banirq
cpu_irq_eth=2 cpu_irq_eth=2
# Move eth0 IRQs to CPU1 (numbered 1-4 when writing) move_eth0_irq() {
# And ban irqbalance from messing with it # Move eth0 IRQs to CPU1 (numbered 1-4 when writing)
# The USB3 Ethernet IRQs cannot be moved and must stay on CPU0 # And ban irqbalance from messing with it
irqs_eth0=$(sed -rn "s/^\s*([0-9]+):.*eth0$/\1/p" /proc/interrupts) # The USB3 Ethernet IRQs cannot be moved and must stay on CPU0
irqs_eth0=$(sed -rn "s/^\s*([0-9]+):.*eth0$/\1/p" /proc/interrupts)
for n in ${irqs_eth0}; do for n in ${irqs_eth0}; do
echo ${cpu_irq_eth} > /proc/irq/${n}/smp_affinity echo ${cpu_irq_eth} > /proc/irq/${n}/smp_affinity
if ! uci get ${uci_banirq} | grep -q ${n}; then if ! uci get ${uci_banirq} | grep -q ${n}; then
uci add_list ${uci_banirq}=${n} uci add_list ${uci_banirq}=${n}
fi fi
done done
uci commit uci commit irqbalance
logger -t "irq_eth_pin" "Moved eth0 IRQs ${irqs_eth0} to cpu${cpu_irq_eth}" logger -t "irq_eth_pin" "Moved eth0 IRQs ${irqs_eth0} to cpu${cpu_irq_eth}"
logger -t "irq_eth_pin" "See all interrupts with: cat /proc/interrupts"
}
softirqs_move() { move_softirqs() {
# Move softirqs for network traffic to CPU2 and CPU3 # Move softirqs for network traffic to CPU2 and CPU3
# Maybe not a brilliant idea because the softirqs are probably better off # Maybe not a brilliant idea because the softirqs are probably better off
# being processed on the CPU that got the original IRQ # being processed on the CPU that got the original IRQ
@@ -34,3 +37,7 @@ softirqs_move() {
done done
done done
} }
start_service() {
move_eth0_irq
}