Ronald G Minnich wrote:
> On Fri, 11 Aug 2000, John Polstra wrote:
> > In article <[EMAIL PROTECTED]>,
> > Jonas Bulow <[EMAIL PROTECTED]> wrote:
> > > Jonas Bulow wrote:
> > > >
> > > > What is the "BSD-way" of access to shared memory (mmap:ed) secure (avoid
> > > > race conditions, etc)? Right now I'm using posix semaphores but I would
> > > > like to know if there is a substitute like the way kqueue is for
> > > > select/poll.
>
> I don't know about the "bsd" or whatever way. If you're doing real
> parallel programming and want real performance, you'll use a test-and-set
> like function that uses the low-level machine instructions for same.
That is exacly what I'm looking for! I found it to be overkill to
involve the kernel just because I wanted to have a context switch during
the "test-and-set".
>
> I do have one of these (posted to this list about 6 years ago) if you want
> it.
I tried to find it but didn't have any luck. Maybe you can point me to
it?
/jcb
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