Re: [PATCH v2] iommu: amd: Fix IO_PAGE_FAULT due to __unmap_single() size overflow

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Subject: Re: [PATCH v2] iommu: amd: Fix IO_PAGE_FAULT due to __unmap_single() size overflow
From: Joerg Roedel <joro@xxxxxxxxxx>
Date: Wed, 24 Jun 2020 13:58:27 +0200
Cc: Suravee Suthikulpanit <suravee.suthikulpanit@xxxxxxx>, stable@xxxxxxxxxxxxxxx, iommu@xxxxxxxxxxxxxxxxxxxxxxxxxx
In-reply-to: <20200624090906.GC1731290@kroah.com>
User-agent: Mutt/1.10.1 (2018-07-13)

Hi Greg,

On Wed, Jun 24, 2020 at 11:09:06AM +0200, Greg KH wrote:
> So what exact stable kernel version(s) do you want to see this patch
> applied to?

It is needed in kernels <= v5.4. Linux v5.5 has replaced the code with
the bug.


	Joerg

Follow-Ups:
- Re: [PATCH v2] iommu: amd: Fix IO_PAGE_FAULT due to __unmap_single() size overflow
  - From: Greg KH

References:
- [PATCH v2] iommu: amd: Fix IO_PAGE_FAULT due to __unmap_single() size overflow
  - From: Suravee Suthikulpanit
- Re: [PATCH v2] iommu: amd: Fix IO_PAGE_FAULT due to __unmap_single() size overflow
  - From: Greg KH

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