Re: [PATCH v4 09/17] x86/entry: Add new, comprehensible entry and exit hooks

Borislav Petkov
2015-07-02T16:25:59Z

On Thu, Jul 02, 2015 at 09:03:11AM -0700, Andy Lutomirski wrote:
> Nothing, actually. We could spin forever if we keep scheduling in and
> having TIF_NEED_RESCHED get set before we check again, or we could
> even, in principle, keep delivering more and more signals forever.
> This seems quite unlikely, though, and if we really end up delivering
> infinite signals, something is very wrong already.

And if it hasn't happened already with the current code, then I guess
we're always catching a break. And it's not like we're not preemptible
for the whole looping duration so not a problem even for -RT.

--
Regards/Gruss,
Boris.

ECO tip #101: Trim your mails when you reply.
--