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

From: Ingo Molnar (
Date: Wed Sep 18 2002 - 22:05:17 EST

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.

> > That is actually one of the easiest ways to take out one of my machines
> > while it's running 10K or so tasks, mentioned a bit ago in this thread.
> OK. So we now agree.
> But it looks like your patch doesnt change this? Or did I overlook sth?

yes, you did overlook a number of things.


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