DF_DISABLE_RELOGIN
test_bit(DF_DISABLE_RELOGIN,
if (test_bit(DF_DISABLE_RELOGIN, &ddb_entry->flags))
if (test_and_set_bit(DF_DISABLE_RELOGIN, &ddb_entry->flags))
clear_bit(DF_DISABLE_RELOGIN, &ddb_entry->flags);