> :At 7:25 PM -0800 2000/3/20, Mike Smith wrote:
> :
> :> Not that I consider this particuarly optimal; busy-waiting for the
> :> controller is a terrible waste of the host CPU. A better solution would
> :> probably defer the command and try again a short time later, but let's
> :> see if this works first.
> :
> : Since this is a device driver, I guess you can't usleep() and
> :then check again? Is there anything else useful you could be doing
> :during that period of time -- other than busy waiting?
>
> For situations that aren't in the critical path and don't happen often,
> it may be beneficial to do a voluntary context switch inside the loop.
Is it possible/legal to do this inside a strategy() routine?
--
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