Re: [PATCH 1/2] iommu/vt-d: Don't queue_iova() if there is no flush queue

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Subject: Re: [PATCH 1/2] iommu/vt-d: Don't queue_iova() if there is no flush queue
From: Joerg Roedel <joro@xxxxxxxxxx>
Date: Mon, 22 Jul 2019 17:44:00 +0200
Cc: linux-kernel@xxxxxxxxxxxxxxx, Dmitry Safonov <0x7f454c46@xxxxxxxxx>, David Woodhouse <dwmw2@xxxxxxxxxxxxx>, Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx, stable@xxxxxxxxxxxxxxx
In-reply-to: <20190716213806.20456-1-dima@arista.com>
User-agent: Mutt/1.10.1 (2018-07-13)

On Tue, Jul 16, 2019 at 10:38:05PM +0100, Dmitry Safonov wrote:
>  BUG: spinlock bad magic on CPU#6, swapper/0/1

Applied both patches to iommu/fixes.

References:
- [PATCH 1/2] iommu/vt-d: Don't queue_iova() if there is no flush queue
  - From: Dmitry Safonov

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