Re: [patch] Real-Time Preemption, -RT-2.6.10-rc3-mm1-V0.7.33-0

[Ingo Molnar]

* Lee Revell <rlrevell@xxxxxxxxxxx> wrote:

> On Tue, 2004-12-14 at 22:18 +0100, Ingo Molnar wrote:
> > i've been thinking about it on and off. If you would/could try it that
> > would certainly help. RT for Linux is a dance of many small steps.
> > 
> > the two projects are obviously complementary and i have no intention to
> > reinvent the wheel in any way. Best would be to bring hires timers up to
> > upstream-mergable state (independently of the -RT patch) and ask Andrew
> > to include it in -mm, then i'd port -RT to it automatically.
> 
> OK, I'll give this a shot.  It would certainly help on my underpowered
> EPIA system, where my tests show 2.1% residency for the timer ISR with
> HZ=1000.  On a system like this I would expect the difference to be
> perceptible with a regular desktop workload.

a warning: it's probably quite complex merging work - while the two
projects work on different conceptual issues, they touch the same code.

	Ingo
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