Re: RFC: THE OFFLINE SCHEDULER

raz ben yehuda
2009-08-26T21:34:19Z

On Wed, 2009-08-26 at 13:50 -0700, Andrew Morton wrote:
> On Wed, 26 Aug 2009 16:40:09 -0400 (EDT)
> Christoph Lameter <cl@linux-foundation.org> wrote:
>
> > Peter has not given a solution to the problem. Nor have you.
>
> What problem?
>
> All I've seen is "I want 100% access to a CPU". That's not a problem
> statement - it's an implementation.
>
> What is the problem statement?
>
>
> My take on these patches: the kernel gives userspace unmediated access
> to memory resources if it wants that. The kernel gives userspace
> unmediated access to IO devices if it wants that. But for some reason
> people freak out at the thought of providing unmediated access to CPU
> resources.
>
> Don't get all religious about this. If the change is clean,
> maintainable and useful then there's no reason to not merge it.
thank you Mr Morton. thank you !!!