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Re: [RFC PATCH 4/7] x86: Add XFD faulting bit for state components
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From: |
Yang Zhong |
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Subject: |
Re: [RFC PATCH 4/7] x86: Add XFD faulting bit for state components |
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Date: |
Fri, 21 Jan 2022 15:18:07 +0800 |
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User-agent: |
Mutt/1.5.21 (2010-09-15) |
On Tue, Jan 18, 2022 at 01:52:51PM +0100, Paolo Bonzini wrote:
> On 1/7/22 10:31, Yang Zhong wrote:
> >- uint32_t need_align;
> >+ uint32_t need_align, support_xfd;
>
> These can be replaced by a single field "uint32_t ecx".
>
> You can add also macros like
>
> #define ESA_FEATURE_ALIGN64_BIT (1)
> #define ESA_FEATURE_XFD_BIT (2)
>
> to simplify access.
Thanks Paolo, this is a more simplified solution, thanks!
Yang
> Paolo
- RE: [RFC PATCH 6/7] x86: Use new XSAVE ioctls handling, (continued)
- RE: [RFC PATCH 6/7] x86: Use new XSAVE ioctls handling, Tian, Kevin, 2022/01/10
- Re: [RFC PATCH 6/7] x86: Use new XSAVE ioctls handling, Zeng Guang, 2022/01/10
- RE: [RFC PATCH 6/7] x86: Use new XSAVE ioctls handling, Tian, Kevin, 2022/01/10
- Re: [RFC PATCH 6/7] x86: Use new XSAVE ioctls handling, Zeng Guang, 2022/01/10
- Re: [RFC PATCH 6/7] x86: Use new XSAVE ioctls handling, Zeng Guang, 2022/01/11
- RE: [RFC PATCH 6/7] x86: Use new XSAVE ioctls handling, Wang, Wei W, 2022/01/11
[RFC PATCH 4/7] x86: Add XFD faulting bit for state components, Yang Zhong, 2022/01/07