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Re: [PATCH 5/8] x86/spec-ctrl: Introduce new has_spec_ctrl boolean
- To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- From: Jan Beulich <jbeulich@xxxxxxxx>
- Date: Wed, 26 Jan 2022 17:57:41 +0100
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- Cc: Roger Pau Monné <roger.pau@xxxxxxxxxx>, Wei Liu <wl@xxxxxxx>, Xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Wed, 26 Jan 2022 16:57:51 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
On 26.01.2022 09:44, Andrew Cooper wrote:
> Most MSR_SPEC_CTRL setup will be common between Intel and AMD. Instead of
> opencoding an OR of two features everywhere, introduce has_spec_ctrl instead.
>
> Reword the comment above the Intel specific alternatives block to highlight
> that it is Intel specific, and pull the setting of default_xen_spec_ctrl.IBRS
> out because it will want to be common.
>
> No functional change.
>
> Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Reviewed-by: Jan Beulich <jbeulich@xxxxxxxx>
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