Messages in this thread | | | Date | Thu, 2 Jul 2015 18:25:28 +0200 | From | Borislav Petkov <> | Subject | Re: [PATCH v4 09/17] x86/entry: Add new, comprehensible entry and exit hooks |
| |
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. --
| |