Set LVM_DEVICE environment variable to speed up LVM scanning
Set LVM_DEVICE environment variable to speed up LVM scanning

Signed-off-by: Stefano Panella <e1ed83fdabd8cb12bfc02b8141515b791627b7e3@citrix.com>
Acked-by: Germano Percossi <1811ef1c36bab1195f69031187febf2a003dfc12@citrix.com>

kostaslamda/sm,germanop/sm,xapi-project/sm,chandrikas/sm,chandrikas/sm,xapi-project/sm,kostaslamda/sm,chandrikas/sm,kostaslamda/sm,germanop/sm,xapi-project/sm,germanop/sm