On Friday 30 October 2009 15:50:22 Jonathan Haws wrote:

quoted

I suspect that the msync() was merely serving as a very heavyweight
memory barrier.

I did try hacking the mb() calls from the kernel source to use them in user space, but they had no effect.  I still had to include the calls to msync().

What did the resulting mb() that you used look like?

-- 
Greetings, Michael.