Andy Lutomirski <l...@kernel.org> wrote:
> > Umm... How about "use credentials of opener for everything"?
> If you want to audit every single filesystem for any code that uses
> credentials for anything and add all the right kernel APIs and make
> sure the filesystem uses them and somehow keep screwups from getting
> added down the line, then okay I guess. As far as I know, we don't
> even *have* an API for "open this device node using this struct cred
You can use override_creds() too.