Re: [PATCH v10 08/16] KVM: X86: Introduce KVM_HC_PAGE_ENC_STATUS hypercall

2021-02-04 Thread Ashish Kalra
Hello Steve, On Thu, Feb 04, 2021 at 05:44:27PM -0800, Steve Rutherford wrote: > On Wed, Feb 3, 2021 at 4:38 PM Ashish Kalra wrote: > > > > From: Brijesh Singh > > > > This hypercall is used by the SEV guest to notify a change in the page > > encryption status to the hypervisor. The hypercall sh

Re: [PATCH v10 08/16] KVM: X86: Introduce KVM_HC_PAGE_ENC_STATUS hypercall

2021-02-04 Thread Steve Rutherford
On Wed, Feb 3, 2021 at 4:38 PM Ashish Kalra wrote: > > From: Brijesh Singh > > This hypercall is used by the SEV guest to notify a change in the page > encryption status to the hypervisor. The hypercall should be invoked > only when the encryption attribute is changed from encrypted -> decrypted

Re: [PATCH v10 08/16] KVM: X86: Introduce KVM_HC_PAGE_ENC_STATUS hypercall

2021-02-04 Thread Tom Lendacky
On 2/3/21 6:38 PM, Ashish Kalra wrote: From: Brijesh Singh This hypercall is used by the SEV guest to notify a change in the page encryption status to the hypervisor. The hypercall should be invoked only when the encryption attribute is changed from encrypted -> decrypted and vice versa. By def

[PATCH v10 08/16] KVM: X86: Introduce KVM_HC_PAGE_ENC_STATUS hypercall

2021-02-03 Thread Ashish Kalra
From: Brijesh Singh This hypercall is used by the SEV guest to notify a change in the page encryption status to the hypervisor. The hypercall should be invoked only when the encryption attribute is changed from encrypted -> decrypted and vice versa. By default all guest pages are considered encry