Re: [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4]

Ingo Molnar
2004-11-01T13:53:12Z

* Ingo Molnar <mingo@elte.hu> wrote:

> removing the poll() lines doesnt seem to impact the quality of the
> data, but i still see roughly 50 usecs added to the 'real' latency
> that i see in traces.

this i think is related to what Thomas observed, that there's a new
irqs-off critical section somewhere. (it's in the new priority handling
code i think.)

Ingo