MSR_ARCH_PERFMON_FIXED_CTR0
.fixedctr = MSR_ARCH_PERFMON_FIXED_CTR0,
.fixedctr = MSR_ARCH_PERFMON_FIXED_CTR0,
MSR_ARCH_PERFMON_FIXED_CTR0, MSR_ARCH_PERFMON_FIXED_CTR1,
MSR_ARCH_PERFMON_FIXED_CTR0 + 2,
case MSR_ARCH_PERFMON_FIXED_CTR0 ...
MSR_ARCH_PERFMON_FIXED_CTR0 + KVM_MAX_NR_FIXED_COUNTERS - 1:
if (msr_index - MSR_ARCH_PERFMON_FIXED_CTR0 >=