Re: [announce] [patch] ultra-scalable O(1) SMP and UP scheduler

Ingo Molnar
2002-01-04T09:47:52Z

On Fri, 4 Jan 2002, David Lang wrote:

> Ingo,
> back in the 2.4.4-2.4.5 days when we experimented with the
> child-runs-first scheduling patch we ran into quite a few programs that
> died or locked up due to this. (I had a couple myself and heard of others)

hm, Andrea said that the only serious issue was in the sysvinit code,
which should be fixed in any recent distro. Andrea?

> try switching this back to the current behaviour and see if the
> lockups still happen.

there must be some other bug as well, the child-runs-first scheduling can
cause lockups, but it shouldnt cause oopes.

Ingo