Subject: Re: [PATCH 2/4] iommu/amd: Use pci_ats_supported()

From: Joerg Roedel <[email-masked]>
Date: Fri, 15 May 2020 14:01:50 +0200

On Fri, May 15, 2020 at 12:44:00PM +0200, Jean-Philippe Brucker wrote:
> The pci_ats_supported() function checks if a device supports ATS and is
> allowed to use it. In addition to checking that the device has an ATS
> capability and that the global pci=noats is not set
> (pci_ats_disabled()), it also checks if a device is untrusted.

Hmm, but per patch 1, pci_ats_supported() does not check
pci_ats_disabled(), or do I miss something?

	Joerg

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