Re: [patch] lockless, scalable get_pid(), for_each_process() elimination, 2.5.35-BK

From: Andries Brouwer (
Date: Thu Sep 19 2002 - 08:11:57 EST

On Thu, Sep 19, 2002 at 05:05:17AM +0200, Ingo Molnar wrote:
> On Wed, 18 Sep 2002, Andries Brouwer wrote:
> > > It doesn't sound like you read the patch at all.
> >
> > I looked at it and searched for base.c but didnt find it,
> > so concluded that the real problem was not addressed.
> because, as mentioned before, that particular loop i fixed in 2.5.35.

In that case, sorry for complaining about that part - I was
looking at 2.5.33. But now that I look at patch-2.5.35
I don't see any improvement: for_each_task() is now called
for_each_process(), but otherwise base.c is just as quadratic
as it was.

So, why do you think this problem has been fixed?

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