Re: [PATCH V13 10/10] arm/arm64: KVM: add guest SEA support

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Hello,


On 3/27/2017 10:19 PM, gengdongjiu wrote:
Hi Tyler,

I have a question for below code.

On 2017/3/25 0:01, Christoffer Dall wrote:
  	is_iabt = kvm_vcpu_trap_is_iabt(vcpu);
-	if (unlikely(!is_iabt && kvm_vcpu_dabt_isextabt(vcpu))) {
+	if (unlikely(!is_iabt && kvm_vcpu_dabt_isextabt(vcpu)) && sea_status) {
  		kvm_inject_vabt(vcpu);
when it is SEA synchronized abort, why here inject a asynchronous abort through kvm_inject_vabt(vcpu) instead of synchronized abort? seem the original kvm source code is also do that, so I am confused about that.
thanks .
If the SEA was properly handled, then sea_status will avoid injecting the vabt. I'm going to just return after the SEA handling in the next patch though.

Thanks,
Tyler

  		return 1;
  	}

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