Re: [PATCH 6/7] x86/cpuid: Fix handling of XSAVE dynamic leaves

2024-06-14 Thread Andrew Cooper
On 23/05/2024 5:16 pm, Jan Beulich wrote: > On 23.05.2024 13:16, Andrew Cooper wrote: >> First, if XSAVE is available in hardware but not visible to the guest, the >> dynamic leaves shouldn't be filled in. >> >> Second, the comment concerning XSS state is wrong. VT-x doesn't manage >> host/guest s

Re: [PATCH 6/7] x86/cpuid: Fix handling of XSAVE dynamic leaves

2024-05-23 Thread Jan Beulich
On 23.05.2024 13:16, Andrew Cooper wrote: > First, if XSAVE is available in hardware but not visible to the guest, the > dynamic leaves shouldn't be filled in. > > Second, the comment concerning XSS state is wrong. VT-x doesn't manage > host/guest state automatically, but there is provision for "