Messages in this thread | | | Subject | Re: ArcNet and 2.6.8.1 | From | Lee Revell <> | Date | Fri, 24 Sep 2004 13:57:09 -0400 |
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On Thu, 2004-09-23 at 18:52, Esben Nielsen wrote: > Oh well, I'll try to see if I can get time to make it stable with > preemption on. Is preemption safe enough to ensure SMP safe or would I > have to test on at least a hyperthreading machine as well? >
In theory preempt safe should be SMP safe, but in practice it doesn't always work this way. You need to test on an actual SMP system.
I am not sure that HT == SMP for your purposes either. ISTR some cases with the VP patches where it broke on HT but not "real" SMP.
Lee
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