On 19/10/2016 19:24, Radim Krčmář wrote:
>> > + if (vcpu->arch.st.msr_val & KVM_MSR_ENABLED)
>> > + if (kvm_read_guest_cached(vcpu->kvm, &vcpu->arch.st.stime,
>> > + &vcpu->arch.st.steal,
>> > + sizeof(struct kvm_steal_time)) == 0) {
>> > + vcpu->arch.st.steal.preempted = 1;
>> > + kvm_write_guest_cached(vcpu->kvm, &vcpu->arch.st.stime,
>> > + &vcpu->arch.st.steal,
>> > + sizeof(struct kvm_steal_time));
>> > + }
> Please name this block of code. Something like
> kvm_steal_time_set_preempted(vcpu);
While at it:
1) the kvm_read_guest_cached is not necessary. You can rig the call to
kvm_write_guest_cached so that it only writes vcpu->arch.st.steal.preempted.
2) split the patch in host and guest sides.
Paolo
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