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Re: [PATCH v10 8/9] x86emul: support FLDENV and FRSTOR

To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Date: Fri, 29 May 2020 15:09:20 +0100
Cc: Wei Liu <wl@xxxxxxx>, Roger Pau Monne <roger.pau@xxxxxxxxxx>
Delivery-date: Fri, 29 May 2020 14:09:38 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 25/05/2020 15:29, Jan Beulich wrote:
> While the Intel SDM claims that FRSTOR itself may raise #MF upon
> completion, this was confirmed by Intel to be a doc error which will be
> corrected in due course; behavior is like FLDENV, and like old hard copy
> manuals describe it.
>
> Re-arrange a switch() statement's case label order to allow for
> fall-through from FLDENV handling to FNSTENV's.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Acked-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>

References:
- [PATCH v10 0/9] x86emul: further work
  - From: Jan Beulich
- [PATCH v10 8/9] x86emul: support FLDENV and FRSTOR
  - From: Jan Beulich

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