Re: [PATCH v3 6/9] kvmvapic: Introduce TPR access optimization for Windows guests

2012-02-16 Thread Avi Kivity
On 02/14/2012 05:13 PM, Jan Kiszka wrote: This enables acceleration for MMIO-based TPR registers accesses of 32-bit Windows guest systems. It is mostly useful with KVM enabled, either on older Intel CPUs (without flexpriority feature, can also be manually disabled for testing) or any current

[PATCH v3 6/9] kvmvapic: Introduce TPR access optimization for Windows guests

2012-02-14 Thread Jan Kiszka
This enables acceleration for MMIO-based TPR registers accesses of 32-bit Windows guest systems. It is mostly useful with KVM enabled, either on older Intel CPUs (without flexpriority feature, can also be manually disabled for testing) or any current AMD processor. The approach introduced here is