Jason Evans wrote:
>
> On Wed, Jan 31, 2001 at 04:54:30AM +1000, Andrew Kenneth Milton wrote:
> > However, recently simple_lock and friends seem to have disappeared, and the
> > kernel modules make some use of them (although there is still reference
> > to it in machine/smptests.h)
> >
> > It looked like I could replace them with calls to mtx_* stuff
> > Removing the calls to simple_lock etc sure made it run a lot faster though,
> > but, I think I'd rather have the safety.
> >
> > What are the 'new' corresponding structures and calls for simple_lock ?
>
> Mutexes should be used in places where simplelocks were used. With few
> exceptions, sleep mutexes should be used (even though simplelocks were spin
> locks). See mutex(9) for details. Be forewarned that there is work in
> progress to clean up the mutex API that will probably be checked in within
> a week. Transitioning from the current mutex API to the upcoming one will
> be trivial, but it will have to be done if you convert to mutexes in the
> next few days.
where can we see the new spec (or at least a sample)?
>
> Jason
>
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