From 354912443738bb7f483892d312aa332b04632e53 Mon Sep 17 00:00:00 2001
From: Anton Todorov <a.todorov@storpool.com>
Date: Fri, 13 Nov 2015 15:44:51 +0100
Subject: [PATCH] feature #4064: support quiesce for disk snapshots

(cherry picked from commit 1245c82c1fe24f6c0817a5ca33c7073c0bf80635)
---
 src/tm_mad/qcow2/snap_create_live | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/tm_mad/qcow2/snap_create_live b/src/tm_mad/qcow2/snap_create_live
index 948eee1a8c..1bc467909d 100755
--- a/src/tm_mad/qcow2/snap_create_live
+++ b/src/tm_mad/qcow2/snap_create_live
@@ -132,6 +132,10 @@ touch $SNAP_PATH
 FILENAME="/tmp/snapshot-$VMID-$DISK_ID-$SNAP_ID"
 echo "$DOC" > \$FILENAME
 
+if virsh -c $LIBVIRT_URI domfsfreeze $DEPLOY_ID ; then
+    trap "virsh -c $LIBVIRT_URI domfsthaw $DEPLOY_ID" EXIT TERM INT HUP
+fi
+
 virsh -c qemu:///system snapshot-create $DEPLOY_ID --disk-only --atomic \
     --xmlfile \$FILENAME