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Re: [PATCH 09/16] x86/shadow: OOS mode is HVM-only


  • To: Jan Beulich <jbeulich@xxxxxxxx>, "xen-devel@xxxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxxx>
  • From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
  • Date: Thu, 23 Mar 2023 13:42:26 +0000
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  • Cc: Wei Liu <wl@xxxxxxx>, Roger Pau Monné <roger.pau@xxxxxxxxxx>, George Dunlap <george.dunlap@xxxxxxxxxx>, Tim Deegan <tim@xxxxxxx>
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  • List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

On 22/03/2023 9:34 am, Jan Beulich wrote:
> XEN_DOMCTL_CDF_oos_off is forced set for PV domains, so the logic can't
> ever be engaged for them. Conditionalize respective fields and remove
> the respective bit from SHADOW_OPTIMIZATIONS when !HVM. As a result the
> SH_type_oos_snapshot constant can disappear altogether in that case, and
> a couple of #ifdef-s can also be dropped/combined.
>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

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



 


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