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Re: [Xen-devel] [PATCH] x86/PV: don't zero-map LDT

To: Jan Beulich <JBeulich@xxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>
From: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Date: Tue, 27 Oct 2015 13:24:34 +0000
Cc: Keir Fraser <keir@xxxxxxx>, David Vrabel <david.vrabel@xxxxxxxxxx>
Delivery-date: Tue, 27 Oct 2015 13:24:49 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On 26/10/15 16:14, Jan Beulich wrote:
> This effectvely reverts the LDT related part of commit cf6d39f819
> ("x86/PV: properly populate descriptor tables"), which broke demand
> paged LDT handling in guests.
>
> Reported-by: David Vrabel <david.vrabel@xxxxxxxxxx>
> Diagnosed-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

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

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References:
- [Xen-devel] [PATCH] x86/PV: don't zero-map LDT
  - From: Jan Beulich

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