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Re: [PATCH v2] memory: Optimize replay of guest mapping
From: |
Jason Wang |
Subject: |
Re: [PATCH v2] memory: Optimize replay of guest mapping |
Date: |
Thu, 16 Feb 2023 12:21:31 +0800 |
On Wed, Feb 15, 2023 at 10:46 PM Peter Xu <peterx@redhat.com> wrote:
>
> On Wed, Feb 15, 2023 at 02:52:38PM +0800, Zhenzhong Duan wrote:
> > On x86, there are two notifiers registered due to vtd-ir memory region
> > splitting the whole address space. During replay of the address space
> > for each notifier, the whole address space is scanned which is
> > unnecessory.
> >
> > We only need to scan the space belong to notifier montiored space.
> >
> > Assert when notifier is used to monitor beyond iommu memory region's
> > address space.
> >
> > Signed-off-by: Zhenzhong Duan <zhenzhong.duan@intel.com>
>
> Acked-by: Peter Xu <peterx@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Thanks
>
> --
> Peter Xu
>