lkml.org 
[lkml]   [2002]   [Jan]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
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

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-03-22 13:18    [W:0.107 / U:0.160 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site