Re: [RFC PATCH v2 24/32] kvm: x86: prepare for SEV guest management API support

2017-03-16 Thread Paolo Bonzini
On 02/03/2017 16:17, Brijesh Singh wrote: > ASID management: > - Reserve asid range for SEV guest, SEV asid range is obtained through >CPUID Fn8000_001f[ECX]. A non-SEV guest can use any asid outside the SEV >asid range. How is backwards compatibility handled? > - SEV guest must have

[RFC PATCH v2 24/32] kvm: x86: prepare for SEV guest management API support

2017-03-02 Thread Brijesh Singh
The patch adds initial support required to integrate Secure Encrypted Virtualization (SEV) feature. ASID management: - Reserve asid range for SEV guest, SEV asid range is obtained through CPUID Fn8000_001f[ECX]. A non-SEV guest can use any asid outside the SEV asid range. - SEV guest must