On Sat, Mar 18, 2000 at 01:31:28PM -0700, Warner Losh wrote:
>
> I'd like to be able to do some simple spl locking in a driver that I'm
> writing. While I could go the splhigh() route, I'm concerned that
> spending lots of time at splhigh could cause problems, and some of my
> critical sections look to be very expensive. They only need
> protection against the card itself, not against the entire system. It
> just seems to be an overly large hammer.
>
perhaps we need some mutex mechanism?
-Guido
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