Subj : Re: lockless low-overhead 'pipes' (w/semaphores)
To   : comp.programming.threads
From : Alexander Terekhov
Date : Sat Apr 23 2005 04:09 pm


Chris Thomasson wrote:
[...]
> Yes. I was attempting to address the "quick" release store trick. Its fully
> documented in one the Intel optimization guides...
> 
> ;)
> 
> I believe an:
> 
> Unlock( &Lock1 ); // movl $0, (%Lock1)
> 
> could allow "parts" of the following:
> 
> Lock( &Lock2 );
> 
> operation to migrate above it?

Yes.

regards,
alexander.

.