Messages in this thread | | | From | Daniel Phillips <> | Subject | Re: 2.4.18 Preempt Freezeups | Date | Sun, 17 Mar 2002 00:51:27 +0100 |
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On March 15, 2002 03:28 pm, Alan Cox wrote: > > What is required for preempt beyond "SMP safe" code? I thought the whole > > idea was to make the preemptions transparent to other code by utilizing > > the SMP critical regions? > > SMP safe code > Actual source code when recompiling modules > Reviewing things like driver code use of disable_irq by hand > Reviewing driver code for situations where it requires a small timing delay > and a large one is unacceptable
Has anyone found one of those yet?
> Checking anywhere you use the cpu id that you don't do somthing where it > might change under you (eg per cpu variables)
Is per-cpu data the whole list there?
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