Re: [PATCH v4 5/5] vfio: Support IO page table replacement

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On Fri, Mar 10, 2023 at 11:53:56AM +0000, Tian, Kevin wrote:
> External email: Use caution opening links or attachments
> 
> 
> > From: Nicolin Chen <nicolinc@xxxxxxxxxx>
> > Sent: Wednesday, March 8, 2023 10:26 PM
> >
> > Now both the physical path and the emulated path should support an IO
> > page
> > table replacement.
> >
> > Call iommufd_device_replace() when vdev->iommufd_attached is true.
> >
> 
> why is replace enabled only in physical path in this patch?

The emulated pathway does not call iommufd_device_attach() but
iommufd_access_set_ioas() in the other patch, which internally
takes care of the replacement for the access pointer.

Thanks
Nic



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