Re: [2.4.17/18pre] VM and swap - it's really unusable

[Alan Cox <alan _at_ lxorguk.ukuu.org.uk>]

> So even the low priority process will have the same time as before to do
> it's job, it will be delayed, but it will not be delayed forever, so I'm
> failing to see how preempting Linux should deadlock.

First task scheduled takes a resource that a second task needs. 150 other
threads schedule via pre-emption, the one that it should share the resource
with cannot run but the rest do. Repeat. It doesn't deadlock but it goes
massively unfair

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