Subject: [PATCH v4 06/21] KVM: ARM64: Add reset and access handlers for PMCEID0 and PMCEID1 register

From: [email-masked] (Shannon Zhao)
Date: Mon, 30 Nov 2015 19:59:53 +0800

Hi Marc,

On 2015/11/30 19:42, Marc Zyngier wrote:
>> +static void reset_pmceid(struct kvm_vcpu *vcpu, const struct sys_reg_desc *r)
>> > +{
>> > +	u64 pmceid;
>> > +
>> > +	if (r->reg == PMCEID0_EL0 || r->reg == c9_PMCEID0)
> That feels wrong. We should only reset the 64bit view of the sysregs,
> as the 32bit view is directly mapped to it.
> 
Just to confirm, if guest access c9_PMCEID0, KVM will trap this register
with the register index as PMCEID0_EL0? Or still as c9_PMCEID0?

-- 
Shannon