Symbol: CPUID_PERF_VERSION
sys/dev/tprof/tprof_x86_intel.c
246
if ((descs[0] & CPUID_PERF_VERSION) == 0)
usr.sbin/cpuctl/arch/i386.c
2331
pmcver = __SHIFTOUT(descs[0], CPUID_PERF_VERSION);