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Re: [Xen-devel] [PATCH] x86/p2m-pt: delay freeing of intermediate page tables

To: Jan Beulich <JBeulich@xxxxxxxx>
From: Wei Liu <wei.liu2@xxxxxxxxxx>
Date: Tue, 29 Sep 2015 13:33:41 +0100
Cc: George Dunlap <George.Dunlap@xxxxxxxxxxxxx>, xen-devel <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Wei Liu <wei.liu2@xxxxxxxxxx>, Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
Delivery-date: Tue, 29 Sep 2015 12:33:54 +0000
List-id: Xen developer discussion <xen-devel.lists.xen.org>

On Tue, Sep 29, 2015 at 04:51:46AM -0600, Jan Beulich wrote:
> Old intermediate page tables must be freed only after IOMMU side
> updates/flushes have got carried out.
> 
> Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx>

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

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References:
- [Xen-devel] [PATCH] x86/p2m-pt: delay freeing of intermediate page tables
  - From: Jan Beulich

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