Wessler, Siegfried wrote:
> I am running and will in near future kernel 2.4.18 on an embedded system.
> I have to speed up interrupt latency and need to understand how in what
> timing tasklets are called and arbitraded.
> What's behind it: We patched NMI and do some stuff we have to do very
> regularly in there. After NMI we have to quiet fast start a kernel or even a
> user space function with low latency. Also I measured 8 milliseconds after a
> hardware interrupt before the corresponding interrupt function is called. At
> RTI time it is even longer (around 12 microseconds). Need to find a way to
> exactly understand why, and maybe speed up a bit.
-- Stephen Samuel +1(604)876-0426 email@example.com http://www.bcgreen.com/~samuel/ Powerful committed communication, reaching through fear, uncertainty and doubt to touch the jewel within each person and bring it to life.
- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to firstname.lastname@example.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/