[PATCH v5 0/5] mm: introduce memfd_secret system call to create "secret" memory areas

[Andrew Morton]

On Wed, 16 Sep 2020 10:35:34 +0300 Mike Rapoport <rppt at kernel.org> wrote:

> This is an implementation of "secret" mappings backed by a file descriptor. 
> I've dropped the boot time reservation patch for now as it is not strictly
> required for the basic usage and can be easily added later either with or
> without CMA.

It seems early days for this, especially as regards reviewer buyin. 
But I'll toss it in there to get it some additional testing.

A test suite in tools/testging/selftests/ would be helpful, especially
for arch maintainers.

I assume that user-facing manpage alterations are planned?