Interesting find: the "Peterson lock" described here has much lower failure rate than "Dekker" on x86 w/out barrier:http://bartoszmilewski.com/2008/11/05/who-ordered-memory-fences-on-an-x86/ …
Rough order of magnitude for errors on my (Celeron) box, my test: Dekker 10k ppm, Peterson 10 ppm.
10:15 AM - 13 Mar 2016
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