lkml.org 
[lkml]   [2020]   [Sep]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
SubjectRe: [RFC PATCH 24/35] KVM: SVM: Add support for CR8 write traps for an SEV-ES guest
From
Date
On 9/14/20 5:19 PM, Sean Christopherson wrote:
> On Mon, Sep 14, 2020 at 03:15:38PM -0500, Tom Lendacky wrote:
>> diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
>> index 5e5f1e8fed3a..6e445a76b691 100644
>> --- a/arch/x86/kvm/x86.c
>> +++ b/arch/x86/kvm/x86.c
>> @@ -1109,6 +1109,12 @@ unsigned long kvm_get_cr8(struct kvm_vcpu *vcpu)
>> }
>> EXPORT_SYMBOL_GPL(kvm_get_cr8);
>>
>> +int kvm_track_cr8(struct kvm_vcpu *vcpu, unsigned long cr8)
>> +{
>> + return kvm_set_cr8(vcpu, cr8);
>
> I'm guessing this was added to achieve consistency at the SVM call sites.
> With the previously suggested changes, kvm_track_cr8() can simply be
> dropped.

Yup.

Thanks,
Tom

>
>> +}
>> +EXPORT_SYMBOL_GPL(kvm_track_cr8);
>> +
>> static void kvm_update_dr0123(struct kvm_vcpu *vcpu)
>> {
>> int i;
>> --
>> 2.28.0
>>

\
 
 \ /
  Last update: 2020-09-15 18:45    [W:0.116 / U:6.904 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site