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Re: [PATCH 1/4][4.15?] VT-d: correct off-by-1 in number-of-IOMMUs check

To: Jan Beulich <jbeulich@xxxxxxxx>
From: Ian Jackson <iwj@xxxxxxxxxxxxxx>
Date: Tue, 23 Mar 2021 13:31:23 +0000
Cc: "xen-devel\@lists.xenproject.org" <xen-devel@xxxxxxxxxxxxxxxxxxxx>, Kevin Tian <kevin.tian@xxxxxxxxx>
Delivery-date: Tue, 23 Mar 2021 13:31:28 +0000
List-id: Xen developer discussion <xen-devel.lists.xenproject.org>

Jan Beulich writes ("[PATCH 1/4][4.15?] VT-d: correct off-by-1 in 
number-of-IOMMUs check"):
> Otherwise, if we really run on a system with this many IOMMUs,
> entering/leaving S3 would overrun iommu_state[].

Release-Acked-by: Ian Jackson <iwj@xxxxxxxxxxxxxx>

References:
- [PATCH 0/4][4.15?] VT-d: mostly S3 related corrections
  - From: Jan Beulich
- [PATCH 1/4][4.15?] VT-d: correct off-by-1 in number-of-IOMMUs check
  - From: Jan Beulich

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