Re: [2.4.17/18pre] VM and swap - it's really unusable

Oliver Neukum
2002-01-14T13:11:38Z

On Monday 14 January 2002 13:17, Momchil Velikov wrote:
> >>>>> "yodaiken" == yodaiken <yodaiken@fsmlabs.com> writes:
>
> yodaiken> It's not even clear how preempt is supposed to interact with
> SCHED_FIFO.
>
> How so ? The POSIX specification is not clear enough or it is not to be
> followed ?

You can have an rt task block on a lock held by a normal task that was
preempted by a rt task of lower priority. The same problem as with the
sched_idle patches.

Regards
Oliver