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Re: DSR and kernel mechanisms


Rafael Rodríguez Velilla wrote:
> 
>    I think I've read in this list before that there are some limitations
> in the kernel facilities that can be accessed from a DSR.
> 
>   Which is this limitation?
> 
>   I suppose that all facilities that use a timer are not well handled in
> DSRs (the scheduler is locked and it won't produce a reschedule). Any
> other limitation?

Yes, don't use anything which will (or therefore, can) block. Don't use
anything that you want done in the context of a particular thread.

Jifl
-- 
Red Hat, Rustat House, Clifton Road, Cambridge, UK. Tel: +44 (1223) 271062
Maybe this world is another planet's Hell -Aldous Huxley || Opinions==mine


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