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SubjectRe: [patch] O(1) scheduler, -G1, 2.5.2-pre10, 2.4.17 (fwd)

On Thu, 10 Jan 2002, Linus Torvalds wrote:

> > First it cleans up the load balancer's interaction with the timer tick.
> > There are now two functions called from the timer tick: busy_cpu_tick()
> > and idle_cpu_tick(). It's completely up to the scheduler to use them
> > appropriately.
>
> This is _wrong_. The timer doesn't even know whether something is an idle
> task or not.

yes - thought of this after writing the mail.

> Proof: kapmd (right now the scheduler doesn't know this either, but at
> least we could teach it to know).

yes - pid == 0 is not the right information. I've fixed this in my tree.

Ingo

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