From e25fcb3164bf8a5c93d1ba2a8810d6ea7bb6af82 Mon Sep 17 00:00:00 2001
From: Luiz Capitulino <lcapitulino@redhat.com>
Date: Mon, 9 Jan 2017 15:56:37 -0500
Subject: [PATCH] realtime-virtual-host: use kvm modprobe helpers

Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com>
---
 profiles/realtime-virtual-host/script.sh | 20 ++------------------
 1 file changed, 2 insertions(+), 18 deletions(-)

diff --git a/profiles/realtime-virtual-host/script.sh b/profiles/realtime-virtual-host/script.sh
index 9c09ee3..a20656e 100755
--- a/profiles/realtime-virtual-host/script.sh
+++ b/profiles/realtime-virtual-host/script.sh
@@ -2,22 +2,8 @@
 
 . /usr/lib/tuned/functions
 
-modfile=/etc/modprobe.d/kvm.rt.tuned.conf
 ltanfile=/sys/module/kvm/parameters/lapic_timer_advance_ns
 
-create_modfile()
-{
-    modinfo -p kvm | grep -q kvmclock_periodic_sync
-    if [ "$?" -eq 0 ]; then
-        echo "options kvm kvmclock_periodic_sync=0" > $modfile
-    fi
-
-    modinfo -p kvm_intel | grep -q ple_gap
-    if [ "$?" -eq 0 ]; then
-        echo "options kvm_intel ple_gap=0" >> $modfile
-    fi
-}
-
 start() {
     python /usr/libexec/tuned/defirqaffinity.py "remove" "$TUNED_isolated_cores_expanded" &&
     tuna -c "$TUNED_isolated_cores_expanded" -i
@@ -27,9 +13,7 @@ start() {
         return $retval
     fi
 
-    if [ ! -f $modfile ]; then
-        create_modfile
-    fi
+	setup_kvm_mod_low_latency
 
     if [ -f lapic_timer_adv_ns.cpumodel ]; then
         curmodel=`cat /proc/cpuinfo | grep "model name" | cut -f 2 -d ":" | uniq`
@@ -63,7 +47,7 @@ start() {
 }
 
 stop() {
-    [ "$1" = "profile_switch" ] && rm -f $modfile
+    [ "$1" = "profile_switch" ] && teardown_kvm_mod_low_latency
     tuna -c "$TUNED_isolated_cores_expanded" -I &&
     python /usr/libexec/tuned/defirqaffinity.py "add" "$TUNED_isolated_cores_expanded"
     return "$?"