Messages in this thread |  | | | From | Daniel Phillips <> | | Subject | Re: [2.4.17/18pre] VM and swap - it's really unusable | | Date | Tue, 8 Jan 2002 21:18:30 +0100 |
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On January 8, 2002 08:47 pm, Andrew Morton wrote: > There's no point in just merging the preempt patch and saying "there, > that's done". It doesn't do anything. > > Instead, a decision needs to be made: "Linux will henceforth be a > low-latency kernel".
I thought the intention was to make it a config option?
> Now, IF we can come to this decision, then > internal preemption is the way to do it. But it affects ALL kernel > developers. Because we'll need to introduce a new rule: "it is a > bug to spend more than five milliseconds holding any locks". > > So. Do we we want a low-latency kernel? Are we prepared to mandate > the five-millisecond rule? It can be done, but won't be easy, and > we'll never get complete coverage. But I don't see the will around > here.
At least the flaming has gotten a little less ;-)
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