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From:   "Limonciello, Mario" <Mario.Limonciello@amd.com>
To:     Christoph Hellwig <hch@infradead.org>
CC:     Joerg Roedel <joro@8bytes.org>, Will Deacon <will@kernel.org>,
        Marek Szyprowski <m.szyprowski@samsung.com>,
        Robin Murphy <robin.murphy@arm.com>,
        "open list:IOMMU DRIVERS" <iommu@lists.linux-foundation.org>,
        "Suthikulpanit, Suravee" <Suravee.Suthikulpanit@amd.com>,
        "Hegde, Vasant" <Vasant.Hegde@amd.com>,
        open list <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH v2 1/2] iommu/amd: Enable swiotlb in all cases
Thread-Topic: [PATCH v2 1/2] iommu/amd: Enable swiotlb in all cases
Thread-Index: AQHYSGU4VLqCQ4qdF0CtZP84uy0tRKzgu/wAgAJi57A=
Date:   Wed, 6 Apr 2022 17:04:52 +0000
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[Public]


> -----Original Message-----
> From: Christoph Hellwig <hch@infradead.org>
> Sent: Monday, April 4, 2022 23:34
> To: Limonciello, Mario <Mario.Limonciello@amd.com>
> Cc: Joerg Roedel <joro@8bytes.org>; Will Deacon <will@kernel.org>;
> Christoph Hellwig <hch@infradead.org>; Marek Szyprowski
> <m.szyprowski@samsung.com>; Robin Murphy <robin.murphy@arm.com>;
> open list:IOMMU DRIVERS <iommu@lists.linux-foundation.org>;
> Suthikulpanit, Suravee <Suravee.Suthikulpanit@amd.com>; Hegde, Vasant
> <Vasant.Hegde@amd.com>; open list <linux-kernel@vger.kernel.org>
> Subject: Re: [PATCH v2 1/2] iommu/amd: Enable swiotlb in all cases
>=20
> Looks good:
>=20
> Reviewed-by: Christoph Hellwig <hch@lst.de>

Thanks!

Considering before this fix effectively swiotlb was turned off on most AMD
systems, when this is picked up I think y'all should consider to add a:

Cc: stable@vger.kernel.org # 5.11+

As well.