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set cpu affinity for wifi and app running core load balance

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coolsnowwolf 2017-09-13 22:20:23 +08:00
parent e3656a3e9a
commit 14528099a4
1 changed files with 79 additions and 0 deletions
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79
target/linux/ipq806x/base-files/etc/init.d/set_cpu_affinity Executable file
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#!/bin/sh /etc/rc.common
START=99
set_irq_affinity() {
local name="$1"
local val="$2"
case "$name" in
wifi0)
local irq_wifi0=`grep -E -m1 'ath10k_ahb|qcom-pcie-msi' /proc/interrupts | cut -d: -f1 | tail -n1 | tr -d ' '`
[ -n "$irq_wifi0" ] || echo "$name irq not found."
echo "$val" > "/proc/irq/$irq_wifi0/smp_affinity"
;;
wifi1)
local irq_wifi1=`grep -E -m2 'ath10k_ahb|qcom-pcie-msi' /proc/interrupts | cut -d: -f1 | tail -n1 | tr -d ' '`
[ -n "$irq_wifi1" ] || echo "$name irq not found."
echo "$val" > "/proc/irq/$irq_wifi1/smp_affinity"
;;
wifi2)
local irq_wifi1=`grep -E -m3 'ath10k_ahb|qcom-pcie-msi' /proc/interrupts | cut -d: -f1 | tail -n1 | tr -d ' '`
[ -n "$irq_wifi1" ] || echo "$name irq not found."
echo "$val" > "/proc/irq/$irq_wifi1/smp_affinity"
;;
*)
local irq=`grep -m 1 "$name" /proc/interrupts | cut -d: -f1 | sed 's, *,,'`
[ -n "$irq" ] || echo "$name irq not found."
echo "$val" > "/proc/irq/$irq/smp_affinity"
;;
esac
}
start() {
. /lib/functions.sh
local board=$(board_name)
case "$board" in
rt-ac58u |\
fritz4040)
set_irq_affinity edma_eth_tx4 2
set_irq_affinity edma_eth_tx5 2
set_irq_affinity edma_eth_tx6 2
set_irq_affinity edma_eth_tx7 2
set_irq_affinity edma_eth_rx2 2
set_irq_affinity edma_eth_tx8 4
set_irq_affinity edma_eth_tx9 4
set_irq_affinity edma_eth_tx10 4
set_irq_affinity edma_eth_tx11 4
set_irq_affinity edma_eth_rx4 4
set_irq_affinity edma_eth_tx12 8
set_irq_affinity edma_eth_tx13 8
set_irq_affinity edma_eth_tx14 8
set_irq_affinity edma_eth_tx15 8
set_irq_affinity edma_eth_rx6 8
set_irq_affinity wifi0 2
set_irq_affinity wifi1 4
set_irq_affinity wifi2 8
;;
ap148 |\
c2600 |\
db149 |\
d7800 |\
ea8500 |\
nbg6817 |\
r7500 |\
r7500v2 |\
r7800 |\
vr2600v)
set_irq_affinity eth0 2
set_irq_affinity eth1 2
set_irq_affinity wifi0 2
;;
*)
echo "Unsupported hardware. CPU affinity is not adjusted."
;;
esac
}