#include volatile uint64_t x; int main(int argc, char *argv[]) { uint64_t old, new = argc; argv = argv; do { old = __sync_val_compare_and_swap(&x, 0, 0); } while (!__sync_bool_compare_and_swap(&x, old, new)); return old == new; } t.distanz.ch/cgit.cgi/linux/net-next.git/atom/tools/perf/pmu-events/arch/x86/jaketown?h=master' type='application/atom+xml'/>
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