3 ms·
re sfence: standard x86 memory ordering forbids store/store reordering anyway.
by pkhuong 12y ago
re sfence: standard x86 memory ordering forbids store/store reordering anyway.
- amluto 12y agosfence is only useful for WC memory and non-temporal stores. I'm not sure what lfence is for other than use in conjuction with rdtsc and possibly IO.