file-restore: use 'norecovery' for xfs filesystem

This allows mounting XFS partitons with 'dirty' states, like from a
running VM. Otherwise XFS tries to write recovery information, which
fails on a read-only mount.

Tested-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
Tested-by: Dominik Csapak <d.csapak@proxmox.com>
Signed-off-by: Stefan Reiter <s.reiter@proxmox.com>

src/bin/proxmox_restore_daemon/disk.rs

@@ -25,6 +25,8 @@ lazy_static! {
         m.insert("ext3", "noload");
         m.insert("ext4", "noload");
 
+        m.insert("xfs", "norecovery");
+
         // ufs2 is used as default since FreeBSD 5.0 released in 2003, so let's assume that
         // whatever the user is trying to restore is not using anything older...
         m.insert("ufs", "ufstype=ufs2");