| Date | Fri, 8 Oct 2021 19:12:10 -0700 | Subject | [PATCH v2 17/43] KVM: x86: Directly block (instead of "halting") UNINITIALIZED vCPUs | From | Sean Christopherson <> |
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Go directly to kvm_vcpu_block() when handling the case where userspace attempts to run an UNINITIALIZED vCPU. The vCPU is not halted, nor is it likely that halt-polling will be successful in this case.
Reviewed-by: David Matlack <dmatlack@google.com> Signed-off-by: Sean Christopherson <seanjc@google.com> --- arch/x86/kvm/x86.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index e6c17bbed25c..cd51f100e906 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -10133,7 +10133,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu) r = -EINTR; goto out; } - kvm_vcpu_halt(vcpu); + kvm_vcpu_block(vcpu); if (kvm_apic_accept_events(vcpu) < 0) { r = 0; goto out; -- 2.33.0.882.g93a45727a2-goog
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