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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2013-03-10 01:01:51 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2013-03-10 01:01:51 +0000
commit05fcef1b467640a2698e8f9ca911f1931caa62e8 (patch)
tree50967fa84c24ad7e1ec94b284839b6863944db01 /target/linux/cns3xxx/base-files
parent35a6840651ab4f4e5b4332e599ad1dbdcf2bc83e (diff)
cns3xxx: disable CONFIG_PROC_STRIPPED and add an init script to set the ethernet cpu affinity (improves lan<->wlan bridging performance)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@35915 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux/cns3xxx/base-files')
-rwxr-xr-xtarget/linux/cns3xxx/base-files/etc/init.d/netdev-cpu21
1 files changed, 21 insertions, 0 deletions
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 0000000000..3a2a57bc1e
--- /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
+}