file metadata via fs API (was: [GIT PULL] Filesystem Information)

[Miklos Szeredi]

On Tue, Aug 11, 2020 at 10:37 PM Jann Horn <jannh at google.com> wrote:
> If you change the semantics of path strings, you'd have to be
> confident that the new semantics fit nicely with all the path
> validation routines that exist scattered across userspace, and don't
> expose new interfaces through file server software and setuid binaries
> and so on.

So that's where O_ALT comes in.   If the application is consenting,
then that should prevent exploits.   Or?

Thanks,
Miklos