diff --git a/lib/cinder_backends/lvm b/lib/cinder_backends/lvm
index 43e13e4..8aee2a9 100644
--- a/lib/cinder_backends/lvm
+++ b/lib/cinder_backends/lvm
@@ -19,6 +19,7 @@
 # clean_cinder_backend_lvm - called from clean_cinder()
 # configure_cinder_backend_lvm - called from configure_cinder()
 # init_cinder_backend_lvm - called from init_cinder()
+# configure_cinder_backend_conf_lvm - called from configure_cinder()
 
 
 # Save trace setting
@@ -64,6 +65,35 @@
     init_lvm_volume_group $VOLUME_GROUP_NAME-$be_name $VOLUME_BACKING_FILE_SIZE
 }
 
+# configure_cinder_backend_conf_lvm - Sets device filter in /etc/cinder/lvm.conf
+# init_cinder_backend_lvm
+function configure_cinder_backend_conf_lvm {
+    local filter_suffix='"r/.*/" ]'
+    local filter_string="filter = [ "
+    local conf_entries=$(grep volume_group /etc/cinder/cinder.conf | sed "s/ //g")
+    local pv
+    local vg
+    local line
+
+    for pv_info in $(sudo pvs --noheadings -o name,vg_name --separator ';'); do
+        IFS=';' read pv vg <<< $pv_info
+        for line in ${conf_entries}; do
+            IFS='=' read label group <<< $line
+            group=$(echo $group|sed "s/^ *//g")
+            if [[ "$vg" == "$group" ]]; then
+                new="\"a$pv/\", "
+                filter_string=$filter_string$new
+            fi
+        done
+    done
+    filter_string=$filter_string$filter_suffix
+
+    # FIXME(jdg): Possible odd case that the lvm.conf file has been modified
+    # and doesn't have a filter entry to search/replace.  For devstack don't
+    # know that we care, but could consider adding a check and add
+    sudo sed -i "s#^[ \t]*filter.*#    $filter_string#g" /etc/cinder/lvm.conf
+    echo "set LVM filter_strings: $filter_string"
+}
 # Restore xtrace
 $MY_XTRACE