Re: [PATCH] x86/kvm/nVMX: read from MSR_IA32_VMX_PROCBASED_CTLS2 only when it is available

From: Paolo Bonzini
Date: Tue Feb 12 2019 - 09:16:47 EST


On 07/02/19 22:17, Jim Mattson wrote:
>> SDM says MSR_IA32_VMX_PROCBASED_CTLS2 is only available "If
>> (CPUID.01H:ECX.[5] && IA32_VMX_PROCBASED_CTLS[63])". It was found that
>> some old cpus (namely "Intel(R) Core(TM)2 CPU 6600 @ 2.40GHz (family: 0x6,
>> model: 0xf, stepping: 0x6") don't have it. Add the missing check.
>>
>> Reported-by: Zdenek Kaspar <zkaspar82@xxxxxxxxx>
>> Tested-by: Zdenek Kaspar <zkaspar82@xxxxxxxxx>
>> Signed-off-by: Vitaly Kuznetsov <vkuznets@xxxxxxxxxx>
>
> Reviewed-by: Jim Mattson <jmattson@xxxxxxxxxx>

Queued, thanks.

Paolo