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SubjectRe: [PATCH v1] kvm: x86: Revise guest_fpu xcomp_bv field
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On 2/25/2021 4:40 AM, Sean Christopherson wrote:
> On Tue, Feb 23, 2021, Liu, Jing2 wrote:
>> XCOMP_BV[63] field indicates that the save area is in the
>> compacted format and XCOMP_BV[62:0] indicates the states that
>> have space allocated in the save area, including both XCR0
>> and XSS bits enable by the host kernel. Use xfeatures_mask_all
>> for calculating xcomp_bv and reuse XCOMP_BV_COMPACTED_FORMAT
>> defined by kernel.
> Works for me, just please wrap at ~73-75 chars, not ~64.
>
> Thanks!
Sure, let me update v2.

BRs,
Jing

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