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Re: Equivalent of FreeBSD kernel semaphore?
On Tue, Jan 10, 2012 at 06:41:38AM +0100, Emmanuel Dreyfus wrote:
> Emmanuel Dreyfus <manu%netbsd.org@localhost> wrote:
> > I am not sure I correctly understand what you mean: is it that we do not
> > have an equivalent of NetBSD's struct sema, and that it would need to be
> > implemented using mutex and condvar?
> Looking at FreeBSD implementation, it seems almost trivial to import it
> in our kernel: we just have to s/struct mtx/kmutex_t/
> Is it desirable to import it in the kernel, or should it stay in the
> DADHI driver?
Please do not add an additional, unnecessary synchronization primitive to our
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