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7 changes: 7 additions & 0 deletions
7
target/linux/ipq40xx/base-files/etc/hotplug.d/net/16_adjust_network
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,7 @@ | ||
| #!/bin/sh | ||
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| [ -f /lib/adjust_network.sh ] && { | ||
| . /lib/adjust_network.sh | ||
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| adjust_eth_queue | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,18 @@ | ||
| #!/bin/sh /etc/rc.common | ||
| # Copyright (C) 2006-2011 OpenWrt.org | ||
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| START=11 | ||
| STOP=98 | ||
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| adjust_smp_affinity() { | ||
| test -f /lib/adjust_network.sh && { | ||
| . /lib/adjust_network.sh | ||
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| adjust_edma_smp_affinity | ||
| adjust_radio_smp_affinity | ||
| } | ||
| } | ||
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| boot() { | ||
| adjust_smp_affinity | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,86 @@ | ||
| #!/bin/sh | ||
| # this scripts is used for adjust cpu's choice of interrupts. | ||
| # | ||
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| ################################################ | ||
| # Adjust smp_affinity of edma | ||
| # Globals: | ||
| # None | ||
| # Arguments: | ||
| # None | ||
| # Returns: | ||
| # None | ||
| # Remark: | ||
| # execute only once on start-up. | ||
| ################################################ | ||
| adjust_edma_smp_affinity() { | ||
| grep -q edma_eth_ /proc/interrupts || return 0 | ||
| local nr=`cat /proc/cpuinfo | grep processor | wc -l` | ||
| local cpu=0 | ||
| local tx_irq_num | ||
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| for tx_num in `seq 0 1 15` ; do | ||
| cpu=`printf "%x" $((1<<((tx_num/4+3)%nr)))` | ||
| tx_irq_num=`grep -m1 edma_eth_tx$tx_num /proc/interrupts | cut -d ':' -f 1 | tail -n1 | tr -d ' '` | ||
| [ -n "$tx_irq_num" ] && echo $cpu > /proc/irq/$tx_irq_num/smp_affinity | ||
| done | ||
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| for rx_num in `seq 0 1 7` ; do | ||
| cpu=`printf "%x" $((1<<((rx_num/2)%nr)))` | ||
| rx_irq_num=`grep -m1 edma_eth_rx$rx_num /proc/interrupts | cut -d ':' -f 1 | tail -n1 | tr -d ' '` | ||
| [ -n "$rx_irq_num" ] && echo $cpu > /proc/irq/$rx_irq_num/smp_affinity | ||
| done | ||
| } | ||
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| ################################################ | ||
| # Adjust smp_affinity of ath10k for 2G and 5G | ||
| # Globals: | ||
| # None | ||
| # Arguments: | ||
| # None | ||
| # Returns: | ||
| # None | ||
| # Remark: | ||
| # execute only once on start-up. | ||
| ################################################ | ||
| adjust_radio_smp_affinity() { | ||
| local irqs="`grep -E 'ath10k' /proc/interrupts | cut -d ':' -f 1 | tr -d ' '`" | ||
| local nr=`cat /proc/cpuinfo | grep processor | wc -l` | ||
| local idx=2 | ||
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| for irq in $irqs; do | ||
| cpu=`printf "%x" $((1<<((idx)%nr)))` | ||
| echo $cpu > /proc/irq/$irq/smp_affinity | ||
| idx=$((idx+1)) | ||
| done | ||
| } | ||
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| ################################################ | ||
| # Adjust queue of eth | ||
| # Globals: | ||
| # None | ||
| # Arguments: | ||
| # None | ||
| # Returns: | ||
| # None | ||
| # Remark: | ||
| # Each network reboot needs to be executed. | ||
| ################################################ | ||
| adjust_eth_queue() { | ||
| local nr=`cat /proc/cpuinfo | grep processor | wc -l` | ||
| local cpu=`printf "%x" $(((1<<nr)-1))` | ||
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| for epath in /sys/class/net/eth[0-9]*; do | ||
| test -e $epath || break | ||
| echo $epath | grep -q "\." && continue | ||
| eth=`basename $epath` | ||
| for exps in /sys/class/net/$eth/queues/rx-[0-9]*/rps_cpus; do | ||
| test -e $exps || break | ||
| echo $cpu > $exps | ||
| echo 256 > `dirname $exps`/rps_flow_cnt | ||
| done | ||
| which ethtool >/dev/null 2>&1 && ethtool -K $eth gro off | ||
| done | ||
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| echo 1024 > /proc/sys/net/core/rps_sock_flow_entries | ||
| } |
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