Re: [PATCH]O18.1int

Måns Rullgård
2003-08-25T11:15:23Z

Con Kolivas <kernel@kolivas.org> writes:

>> Vanilla test1 has the spin effect. Test2 doesn't. I haven't tried
>> vanilla test3 or test4. As I've said, the O16.2-O16.3 patch
>> introduced the problem. With that patch reversed, everything is
>> fine. What problem does that patch fix?
>
> It's a generic fix for priority inversion but it induces badness in smp, and
> latency in task preemption on up so it's not suitable.

Now I'm confused. If that patch is bad, then why is it in O18?

--
Måns Rullgård
mru@users.sf.net