Messages in this thread | | | Subject | Re: [PATCH v2] KVM: X86: Fix load bad host fpu state | From | David Hildenbrand <> | Date | Wed, 13 Dec 2017 10:59:58 +0100 |
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> if (unlikely(vcpu->arch.mp_state == KVM_MP_STATE_UNINITIALIZED)) { > @@ -7709,6 +7706,7 @@ int kvm_arch_vcpu_ioctl_set_fpu(struct kvm_vcpu *vcpu, struct kvm_fpu *fpu) > static void fx_init(struct kvm_vcpu *vcpu) > { > fpstate_init(&vcpu->arch.guest_fpu.state); > + fpstate_init(&vcpu->arch.user_fpu.state);
Won't at least one of them trigger the WARN in fpstate_init?
> if (boot_cpu_has(X86_FEATURE_XSAVES)) > vcpu->arch.guest_fpu.state.xsave.header.xcomp_bv = > host_xcr0 | XSTATE_COMPACTION_ENABLED; >
--
Thanks,
David / dhildenb
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