Re: [RFC v2 1/1] memory: Delete assertion in memory_region_unregister_iommu_notifier

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Subject: Re: [RFC v2 1/1] memory: Delete assertion in memory_region_unregister_iommu_notifier
From: Peter Xu <peterx@xxxxxxxxxx>
Date: Mon, 20 Jul 2020 09:03:46 -0400
Cc: Peter Maydell <peter.maydell@xxxxxxxxxx>, Yan Zhao <yan.y.zhao@xxxxxxxxx>, "Michael S. Tsirkin" <mst@xxxxxxxxxx>, "libvir-list@xxxxxxxxxx" <libvir-list@xxxxxxxxxx>, Juan Quintela <quintela@xxxxxxxxxx>, qemu-devel@xxxxxxxxxx, Eugenio Pérez <eperezma@xxxxxxxxxx>, Eric Auger <eric.auger@xxxxxxxxxx>, Paolo Bonzini <pbonzini@xxxxxxxxxx>
In-reply-to: <d772c597-e6a2-ab88-43c5-b35b77d6c84e@redhat.com>
References: <20200708141657.GA199122@xz-x1> <14b1ca26-448d-0feb-7529-6546809aaa59@redhat.com> <20200709141037.GF199122@xz-x1> <fb2f8d35-3f04-55ac-e0c0-7eeedbaf2429@redhat.com> <20200710133005.GL199122@xz-x1> <05bb512c-ca0a-e80e-1eed-446e918ad729@redhat.com> <20200716010005.GA535743@xz-x1> <b0319440-6e53-f274-59ba-6dbc67de69be@redhat.com> <20200717141806.GE535743@xz-x1> <d772c597-e6a2-ab88-43c5-b35b77d6c84e@redhat.com>

On Mon, Jul 20, 2020 at 12:02:06PM +0800, Jason Wang wrote:
> Right, so there's no need to deal with unmap in vtd's replay implementation
> (as what generic one did).

We don't even for now; see vtd_page_walk_info.notify_unmap.  Thanks,

-- 
Peter Xu

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