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From: Jim Mattson <jmattson@google.com>
To: Paolo Bonzini <pbonzini@redhat.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
	kvm list <kvm@vger.kernel.org>,
	David Hildenbrand <david@redhat.com>
Subject: Re: [PATCH 6/6] KVM: nVMX: support RDRAND and RDSEED exiting
Date: Thu, 30 Mar 2017 09:54:03 -0700	[thread overview]
Message-ID: <CALMp9eQAdiN27Y37ehFb8Cp=no765+f5zUYEmLsMvrnjyGwUDg@mail.gmail.com> (raw)
In-Reply-To: <1490867732-16743-7-git-send-email-pbonzini@redhat.com>

On Thu, Mar 30, 2017 at 2:55 AM, Paolo Bonzini <pbonzini@redhat.com> wrote:
> Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Jim Mattson <jmattson@google.com>
> ---
>  arch/x86/include/asm/vmx.h | 2 ++
>  arch/x86/kvm/vmx.c         | 5 +++++
>  2 files changed, 7 insertions(+)
>
> diff --git a/arch/x86/include/asm/vmx.h b/arch/x86/include/asm/vmx.h
> index dffe8d68fb27..35cd06f636ab 100644
> --- a/arch/x86/include/asm/vmx.h
> +++ b/arch/x86/include/asm/vmx.h
> @@ -70,8 +70,10 @@
>  #define SECONDARY_EXEC_APIC_REGISTER_VIRT       0x00000100
>  #define SECONDARY_EXEC_VIRTUAL_INTR_DELIVERY    0x00000200
>  #define SECONDARY_EXEC_PAUSE_LOOP_EXITING      0x00000400
> +#define SECONDARY_EXEC_RDRAND                  0x00000800
>  #define SECONDARY_EXEC_ENABLE_INVPCID          0x00001000
>  #define SECONDARY_EXEC_SHADOW_VMCS              0x00004000
> +#define SECONDARY_EXEC_RDSEED                  0x00010000
>  #define SECONDARY_EXEC_ENABLE_PML               0x00020000
>  #define SECONDARY_EXEC_XSAVES                  0x00100000
>  #define SECONDARY_EXEC_TSC_SCALING              0x02000000
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index 6aaecc78dd71..efc3a73c2109 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -2745,6 +2745,7 @@ static void nested_vmx_setup_ctls_msrs(struct vcpu_vmx *vmx)
>                 vmx->nested.nested_vmx_secondary_ctls_high);
>         vmx->nested.nested_vmx_secondary_ctls_low = 0;
>         vmx->nested.nested_vmx_secondary_ctls_high &=
> +               SECONDARY_EXEC_RDRAND | SECONDARY_EXEC_RDSEED |
>                 SECONDARY_EXEC_VIRTUALIZE_APIC_ACCESSES |
>                 SECONDARY_EXEC_RDTSCP |
>                 SECONDARY_EXEC_DESC |
> @@ -8083,6 +8084,10 @@ static bool nested_vmx_exit_handled(struct kvm_vcpu *vcpu)
>                 return nested_cpu_has(vmcs12, CPU_BASED_INVLPG_EXITING);
>         case EXIT_REASON_RDPMC:
>                 return nested_cpu_has(vmcs12, CPU_BASED_RDPMC_EXITING);
> +       case EXIT_REASON_RDRAND:
> +               return nested_cpu_has2(vmcs12, SECONDARY_EXEC_RDRAND);
> +       case EXIT_REASON_RDSEED:
> +               return nested_cpu_has2(vmcs12, SECONDARY_EXEC_RDSEED);
>         case EXIT_REASON_RDTSC: case EXIT_REASON_RDTSCP:
>                 return nested_cpu_has(vmcs12, CPU_BASED_RDTSC_EXITING);
>         case EXIT_REASON_VMCALL: case EXIT_REASON_VMCLEAR:
> --
> 1.8.3.1
>

  reply	other threads:[~2017-03-30 16:54 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-03-30  9:55 [PATCH v2 0/6] KVM: nVMX: nested EPT improvements and A/D bits, RDRAND and RDSEED exits Paolo Bonzini
2017-03-30  9:55 ` [PATCH 1/6] KVM: nVMX: we support 1GB EPT pages Paolo Bonzini
2017-03-30  9:55 ` [PATCH 2/6] KVM: VMX: remove bogus check for invalid EPT violation Paolo Bonzini
2017-03-30 16:30   ` Jim Mattson
2017-04-03 11:17   ` David Hildenbrand
2017-04-12 20:00   ` David Hildenbrand
2017-03-30  9:55 ` [PATCH 3/6] kvm: x86: MMU support for EPT accessed/dirty bits Paolo Bonzini
2017-03-31 13:52   ` Radim Krčmář
2017-03-30  9:55 ` [PATCH 4/6] kvm: nVMX: support " Paolo Bonzini
2017-03-31 16:24   ` Radim Krčmář
2017-03-31 16:26     ` Paolo Bonzini
2017-04-11 23:35   ` Bandan Das
2017-04-11 23:54     ` Paolo Bonzini
2017-04-12 23:02       ` Bandan Das
2017-04-14  5:17         ` Paolo Bonzini
2017-03-30  9:55 ` [PATCH 5/6] KVM: VMX: add missing exit reasons Paolo Bonzini
2017-03-30  9:55 ` [PATCH 6/6] KVM: nVMX: support RDRAND and RDSEED exiting Paolo Bonzini
2017-03-30 16:54   ` Jim Mattson [this message]
2017-03-31 11:13 ` [PATCH v2 0/6] KVM: nVMX: nested EPT improvements and A/D bits, RDRAND and RDSEED exits Paolo Bonzini
  -- strict thread matches above, loose matches on Subject: below --
2017-03-08 18:03 [PATCH " Paolo Bonzini
2017-03-08 18:03 ` [PATCH 6/6] KVM: nVMX: support RDRAND and RDSEED exiting Paolo Bonzini
2017-03-13 18:27   ` Jim Mattson
2017-03-14  9:55     ` Paolo Bonzini

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