On Wed, 19 Apr 2023 at 03:38, Duan, Zhenzhong wrote:
> >> The documentation for the replay method of IOMMUMemoryRegionClass
> >> says:
> >> * The default implementation of memory_region_iommu_replay() is to
> >> * call the IOMMU translate method for every page in the address space
> >>
edua...@habkost.net; da...@redhat.com;
>phi...@linaro.org
>Subject: Re: [PATCH v3] memory: Optimize replay of guest mapping
>
>On Tue, Apr 18, 2023 at 11:13:57AM +0100, Peter Maydell wrote:
>> On Thu, 13 Apr 2023 at 12:12, Zhenzhong Duan
> wrote:
>> >
>> >
On Tue, Apr 18, 2023 at 11:13:57AM +0100, Peter Maydell wrote:
> On Thu, 13 Apr 2023 at 12:12, Zhenzhong Duan wrote:
> >
> > On x86, there are two notifiers registered due to vtd-ir memory
> > region splitting the entire address space. During replay of the
> > address space for each notifier, the
On Thu, 13 Apr 2023 at 12:12, Zhenzhong Duan wrote:
>
> On x86, there are two notifiers registered due to vtd-ir memory
> region splitting the entire address space. During replay of the
> address space for each notifier, the whole address space is
> scanned which is unnecessary. We only need to
On Thu, Apr 13, 2023 at 07:00:19PM +0800, Zhenzhong Duan wrote:
> On x86, there are two notifiers registered due to vtd-ir memory
> region splitting the entire address space. During replay of the
> address space for each notifier, the whole address space is
> scanned which is unnecessary. We only