From ebd555081e5a9001bd40571bc77e1e8f5baa7ea8 Mon Sep 17 00:00:00 2001
From: Thomas Kaiser <github@kaiser-edv.de>
Date: Tue, 11 Apr 2017 19:18:11 +0200
Subject: [PATCH] ODROID XU4 performance fixes

---
 scripts/armhwinfo                   |  6 +++++-
 scripts/customize-image.sh.template | 13 ++++++++++---
 2 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/scripts/armhwinfo b/scripts/armhwinfo
index 774f158e5f..1d7048d230 100644
--- a/scripts/armhwinfo
+++ b/scripts/armhwinfo
@@ -21,6 +21,7 @@ collect_information() {
 	ARCH=$(lscpu | awk '/Architecture/ {print $2}')
 	HARDWARE=$(awk '/Hardware/ {print $3}' </proc/cpuinfo)
 	[ "X${HARDWARE}" = "XAllwinner" ] && HARDWARE=$(awk '/Hardware/ {print $4}' </proc/cpuinfo)
+	[ "X${HARDWARE}" = "XSAMSUNG" ] && HARDWARE=$(awk '/Hardware/ {print $4}' </proc/cpuinfo)
 	KERNELID=$(uname -r)
 
 } # collect_information
@@ -77,7 +78,7 @@ prepare_board() {
 			done
 			echo 3 >/proc/irq/$(awk -F":" "/usb1/ {print \$1}" </proc/interrupts | sed 's/\ //g')/smp_affinity_list
 			;;
-		ODROID-XU3) # ODROID XU4
+		ODROID-XU3|EXYNOS) # ODROID XU3/XU4
 			echo 2 >/proc/irq/$(awk -F":" "/usb2/ {print \$1}" </proc/interrupts | sed 's/\ //g')/smp_affinity
 			echo 4 >/proc/irq/$(awk -F":" "/usb3/ {print \$1}" </proc/interrupts | sed 's/\ //g')/smp_affinity
 			echo 8 >/proc/irq/$(awk -F":" "/usb5/ {print \$1}" </proc/interrupts | sed 's/\ //g')/smp_affinity
@@ -86,6 +87,9 @@ prepare_board() {
 			for i in $(awk -F':' '/11800000.mali/{print $1}' /proc/interrupts); do
 				echo 64 >/proc/irq/$i/smp_affinity
 			done
+			echo 7 >/sys/class/net/eth0/queues/rx-0/rps_cpus
+			echo 32768 >/proc/sys/net/core/rps_sock_flow_entries
+			echo 32768 >/sys/class/net/eth0/queues/rx-0/rps_flow_cnt
 			;;
 		sun4i|sun5i) # only one core, nothing to improve
 			:
diff --git a/scripts/customize-image.sh.template b/scripts/customize-image.sh.template
index 726b891230..609ead34c9 100644
--- a/scripts/customize-image.sh.template
+++ b/scripts/customize-image.sh.template
@@ -123,12 +123,19 @@ InstallOpenMediaVault() {
 	echo ondemand >/sys/devices/system/cpu/cpu0/cpufreq/scaling_governor \
 	sleep 0.1 \
 	echo 1 >/sys/devices/system/cpu/cpufreq/ondemand/io_is_busy \
+	echo 1 >/sys/devices/system/cpu/cpu0/cpufreq/ondemand/io_is_busy \
+	echo 1 >/sys/devices/system/cpu/cpu4/cpufreq/ondemand/io_is_busy \
 	echo 25 >/sys/devices/system/cpu/cpufreq/ondemand/up_threshold \
+	echo 25 >/sys/devices/system/cpu/cpu0/cpufreq/ondemand/up_threshold \
+	echo 25 >/sys/devices/system/cpu/cpu4/cpufreq/ondemand/up_threshold \
 	echo 10 >/sys/devices/system/cpu/cpufreq/ondemand/sampling_down_factor \
+	echo 10 >/sys/devices/system/cpu/cpu0/cpufreq/ondemand/sampling_down_factor \
+	echo 10 >/sys/devices/system/cpu/cpu4/cpufreq/ondemand/sampling_down_factor \
 	' /etc/rc.local
-	echo '* * * * * root for i in `pgrep "smbd|afpd|cnid"` ; do ionice -c1 -p $i ; done >/dev/null 2>&1' \
-		>/etc/cron.d/make_samba_and_netatalk_faster
-	chmod 600 /etc/cron.d/make_samba_and_netatalk_faster
+	[ "${BOARD}" = "odroidxu4" ] && XU4_HMP_Fix='; taskset -c -p 4-7 $i '
+	echo "* * * * * root for i in \`pgrep \"ftpd|nfsiod|smbd|afpd|cnid\"\` ; do ionice -c1 -p \$i ${XU4_HMP_Fix}; done >/dev/null 2>&1" \
+		>/etc/cron.d/make_nas_processes_faster
+	chmod 600 /etc/cron.d/make_nas_processes_faster
 
 	# add SATA port multiplier hint if appropriate
 	[ "${LINUXFAMILY}" = "sunxi" ] && \