From 3d919b7c086977cdf470042530e5d1bcf1e514b9 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Sun, 10 Mar 2013 01:01:51 +0000
Subject: cns3xxx: disable CONFIG_PROC_STRIPPED and add an init script to set
 the ethernet cpu affinity (improves lan<->wlan bridging performance)

SVN-Revision: 35915
---
 .../linux/cns3xxx/base-files/etc/init.d/netdev-cpu  | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100755 target/linux/cns3xxx/base-files/etc/init.d/netdev-cpu

(limited to 'target/linux/cns3xxx/base-files/etc/init.d')

diff --git a/target/linux/cns3xxx/base-files/etc/init.d/netdev-cpu b/target/linux/cns3xxx/base-files/etc/init.d/netdev-cpu
new file mode 100755
index 0000000..3a2a57b
--- /dev/null
+++ b/target/linux/cns3xxx/base-files/etc/init.d/netdev-cpu
@@ -0,0 +1,21 @@
+#!/bin/sh /etc/rc.common
+
+START=99
+
+get_irq() {
+	local name="$1"
+	grep -m 1 "$name" /proc/interrupts | cut -d: -f1 | sed 's, *,,'
+}
+
+set_irq_affinity() {
+	local name="$1"
+	local val="$2"
+	local irq="$(get_irq "$name")"
+	[ -n "$irq" ] || return
+	echo "$val" > "/proc/irq/$irq/smp_affinity"
+}
+
+start() {
+	set_irq_affinity gig_switch 2
+	set_irq_affinity gig_stat 2
+}
-- 
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