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Re: obtain a list of granttable PFNs from toolstack
- To: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
- From: Olaf Hering <olaf@xxxxxxxxx>
- Date: Wed, 28 Apr 2021 14:50:44 +0200
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- Cc: Jan Beulich <jbeulich@xxxxxxxx>, <xen-devel@xxxxxxxxxxxxxxxxxxxx>
- Delivery-date: Wed, 28 Apr 2021 12:51:00 +0000
- List-id: Xen developer discussion <xen-devel.lists.xenproject.org>
Am Wed, 28 Apr 2021 12:43:45 +0100
schrieb Andrew Cooper <andrew.cooper3@xxxxxxxxxx>:
> Grants are not properly accounted for in the logdirty bitmap, because
> they're not unmapped during the final phase.
Yeah, which means the verify code can do no useful work.
This can be addressed by either removing it. Or by giving the granted pages a
dedicate type so that the verify code can skip them. I assume if assigning a
dedicated type is easy, it would have been done already.
Olaf
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