lkml.org 
[lkml]   [2017]   [Mar]   [13]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [PATCH] KVM: nVMX: don't reset kvm mmu twice
From
Date
Am 12.03.2017 um 09:53 schrieb Wanpeng Li:
> From: Wanpeng Li <wanpeng.li@hotmail.com>
>
> kvm mmu is reset once successfully loading CR3 as part of emulating vmentry
> in nested_vmx_load_cr3(). We should not reset kvm mmu twice.
>
> Cc: Paolo Bonzini <pbonzini@redhat.com>
> Cc: Radim Krčmář <rkrcmar@redhat.com>
> Signed-off-by: Wanpeng Li <wanpeng.li@hotmail.com>
> ---
> arch/x86/kvm/vmx.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
> index 98e82ee..bca8d7a 100644
> --- a/arch/x86/kvm/vmx.c
> +++ b/arch/x86/kvm/vmx.c
> @@ -10286,8 +10286,6 @@ static int prepare_vmcs02(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12,
> entry_failure_code))
> return 1;
>
> - kvm_mmu_reset_context(vcpu);
> -
> if (!enable_ept)
> vcpu->arch.walk_mmu->inject_page_fault = vmx_inject_page_fault_nested;
>
>

Reviewed-by: David Hildenbrand <david@redhat.com>

--
Thanks,

David

\
 
 \ /
  Last update: 2017-03-13 09:38    [W:0.159 / U:0.352 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site