[Qemu-devel] Re: [PATCH] qemu/virtio: make wmb compiler barrier + comments

[Michael S. Tsirkin]

On Wed, Nov 11, 2009 at 01:01:03PM +0000, Paul Brook wrote:
> A "compiler memory barrier" provides absolutely no guarantees in a 
> multithreaded environment.

Claims including words "absolutely no" have absolutely no
chance to be correct.

-- 
MST