Messages in this thread | | | Date | Mon, 1 Nov 2004 14:53:58 +0100 | From | Ingo Molnar <> | Subject | Re: [Fwd: Re: [patch] Real-Time Preemption, -RT-2.6.9-mm1-V0.4] |
| |
* 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 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
| |