Disable transparent hugepage and make siorv vf num configurable

Change-Id: I5bfde10a3c44f7a8aff4d6507c71a4a113da5301
diff --git a/aether-playbook/roles/sriov-dpdk/templates/usr/bin/sriov.sh.j2 b/aether-playbook/roles/sriov-dpdk/templates/usr/bin/sriov.sh.j2
index 6b2a8e6..90594e2 100644
--- a/aether-playbook/roles/sriov-dpdk/templates/usr/bin/sriov.sh.j2
+++ b/aether-playbook/roles/sriov-dpdk/templates/usr/bin/sriov.sh.j2
@@ -27,7 +27,7 @@
 
 	echo "Resetting PF $pf"
 	echo 0 | tee /sys/class/net/"$pf"/device/sriov_numvfs
-	num_vfs=$(cat /sys/class/net/"$pf"/device/sriov_totalvfs)
+	num_vfs={{ upf_sriov_num_vf }}
 	echo "Enabling $num_vfs VFs for $pf"
 	echo "$num_vfs" | tee /sys/class/net/"$pf"/device/sriov_numvfs
 	ip link set "$pf" up