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Re: [Xen-devel] [PATCH] x86: mmio_ro_do_page_fault() must be unreachable for DomU

To: Jan Beulich <JBeulich@xxxxxxxx>
From: Wei Liu <wei.liu2@xxxxxxxxxx>
Date: Thu, 28 Sep 2017 16:17:32 +0100
Cc: xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Wei Liu <wei.liu2@xxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Delivery-date: Thu, 28 Sep 2017 15:17:43 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On Thu, Sep 28, 2017 at 09:09:21AM -0600, Jan Beulich wrote:
> When combining PTWR and MMIO-R/O PV page fault handlers, the need for
> a second hwdom check was overlooked.
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

Reviewed-by: Wei Liu <wei.liu2@xxxxxxxxxx>

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References:
- [Xen-devel] [PATCH] x86: mmio_ro_do_page_fault() must be unreachable for DomU
  - From: Jan Beulich

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