perf_env__cpuid
cpuid = perf_env__cpuid(env);
cpuid = perf_env__cpuid(perf_session__env(spe->session));
perf_env__cpuid(&env);
perf_env__cpuid(&env);
const char *perf_env__cpuid(struct perf_env *env);
const char *cpuid = perf_env__cpuid(env);