do not write /etc/mtab when mounting snapshots

diff --git a/PVE/VZDump/OpenVZ.pm b/PVE/VZDump/OpenVZ.pm
index 6d0c5d92e2f31b738be087c2741089f48406e2af..fc12ccf38dc7b69a314ba5e8e1e68178d3d29f7c 100644 (file)
--- a/PVE/VZDump/OpenVZ.pm
+++ b/PVE/VZDump/OpenVZ.pm
@@ -197,7 +197,7 @@ sub snapshot {
 
     $task->{cleanup}->{snapshot_mount} = 1;
 
-    $self->cmd ("mount -t $di->{fstype} $mopts $di->{snapdev} $di->{mountpoint}");
+    $self->cmd ("mount -n -t $di->{fstype} $mopts $di->{snapdev} $di->{mountpoint}");
 }
 
 sub copy_data_phase2 {