Re: Real-Time Preemption, -RT-2.6.12-final-V0.7.50-24

Ingo Molnar
2005-06-29T19:40:01Z

* Karsten Wiese <annabellesgarden@yahoo.de> wrote:

> attached patch for io_apic.c lets
> 1. gcc 3.4.3 optimize io_apic access a little better.
> 2. CONFIG_X86_UP_IOAPIC_FAST work here.
> Didn't check, if it really speeds up things.

which change made CONFIG_X86_UP_IOAPIC_FAST work on your box? It seems
you've changed the per-register frontside read-cache to something else -
was that on purpose?

Ingo