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From: Paolo Bonzini <pbonzini@redhat.com>
To: speck@linutronix.de
Subject: [MODERATED] Re: EPT/IOMMU shattering on SNB
Date: Tue, 15 Oct 2019 21:38:50 +0200	[thread overview]
Message-ID: <7fa1bd72-93d0-0196-01ea-66d12604604d@redhat.com> (raw)
In-Reply-To: <e6e1d8fc-1c4d-1229-6b8f-c825f28dc07c@citrix.com>

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On 14/10/19 14:50, speck for Andrew Cooper wrote:
> Avoiding sharing the EPT and IOMMU tables does avoid the problem, but
> that is to be expected as the shattering activity now has no interaction
> with the IOMMU.
> 
> Has anyone experimented with the above scenario, and if so, how has
> testing gone?

Nope, sorry.  KVM and VFIO do not share page tables.

Paolo


  reply	other threads:[~2019-10-15 19:38 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-14 12:50 [MODERATED] EPT/IOMMU shattering on SNB Andrew Cooper
2019-10-15 19:38 ` Paolo Bonzini [this message]
2019-10-16 21:07   ` [MODERATED] " Andrew Cooper

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