Invalidating the CPU's cache

Question

When my program performs a load operation with acquire semantics/store operation with release semantics or perhaps a full-fence, it invalidates the CPU\'s cache.
My question

Answer 1

I'm not an expert on this, but I stumbled on this document, maybe it's helpful http://www.rdrop.com/users/paulmck/scalability/paper/whymb.2009.04.05a.pdf