Re: [PATCH V12] mm/debug: Add tests validating architecture page table helpers

Mike Rapoport
2020-01-30T07:28:02Z

On Wed, Jan 29, 2020 at 11:20:44PM +0100, Gerald Schaefer wrote:
> On Mon, 27 Jan 2020 22:33:08 -0500
>
> For example, who would have thought that pXd_bad() is supposed to
> report large entries as bad? It's not really documented anywhere,

A bit off-topic,

@Anshuman, maybe you could start a Documentation/ patch that describes at
least some of the pXd_whaterver()?
Or that would be too much to ask? ;-)

> so we just checked them for sanity like normal entries, which
> apparently worked fine so far, but for how long?

--
Sincerely yours,
Mike.