On Thu, May 27, 2021 at 07:08:08PM -0400, Felix Kuehling wrote: > - expected_count += is_device_private_page(page); > + expected_count += > + (is_device_private_page(page) || is_device_generic_page(page)); Please avoid the completely unreadable overly long lines. And given how oftへn this check is duplicated you probably really want a helper. And properly document it while you're at it.