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Re: [Qemu-devel] [PATCH v2 2/2] x86: hv_evmcs CPU flag support
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From: |
Roman Kagan |
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Subject: |
Re: [Qemu-devel] [PATCH v2 2/2] x86: hv_evmcs CPU flag support |
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Date: |
Tue, 23 Oct 2018 12:51:35 +0000 |
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User-agent: |
Mutt/1.10.1 (2018-07-13) |
On Mon, Oct 22, 2018 at 06:55:06PM +0200, Vitaly Kuznetsov wrote:
> Adds a new CPU flag to enable the Enlightened VMCS KVM feature.
> QEMU enables KVM_CAP_HYPERV_ENLIGHTENED_VMCS and gets back the
> version to be advertised in lower 16 bits of CPUID.0x4000000A:EAX.
>
> Suggested-by: Ladi Prosek <address@hidden>
> Signed-off-by: Vitaly Kuznetsov <address@hidden>
> ---
> Changes since v1:
> - Throw away HV_CPUID_MIN_NESTED.
> - Create zeroed 0x40000006-0x40000009 CPUID leaves.
> ---
> target/i386/cpu.c | 1 +
> target/i386/cpu.h | 1 +
> target/i386/hyperv-proto.h | 2 ++
> target/i386/kvm.c | 30 ++++++++++++++++++++++++++++--
> 4 files changed, 32 insertions(+), 2 deletions(-)
Reviewed-by: Roman Kagan <address@hidden>