linux-kernel - Re: [PATCH 2/2] Documentation: x86: Clarify Intel IOMMU documenation

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Message-ID: <42641969-c958-847c-4d6e-baa14d847545@intel.com>
Date:   Wed, 9 Mar 2022 10:36:54 -0800
From:   Dave Hansen <dave.hansen@...el.com>
To:     Alex Deucher <alexander.deucher@....com>,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        corbet@....net, hpa@...or.com, x86@...nel.org,
        dave.hansen@...ux.intel.com, bp@...en8.de, mingo@...hat.com,
        tglx@...utronix.de, joro@...tes.org, suravee.suthikulpanit@....com,
        will@...nel.org, iommu@...ts.linux-foundation.org,
        robin.murphy@....com, "Raj, Ashok" <ashok.raj@...el.com>
Subject: Re: [PATCH 2/2] Documentation: x86: Clarify Intel IOMMU documenation

> -ACPI enumerates and lists the different DMA engines in the platform, and
> -device scope relationships between PCI devices and which DMA engine  controls
> +ACPI enumerates and lists the different IOMMUs in the platform, and
> +device scope relationships between PCI devices and which IOMMU controls
>  them.

Isn't this just a really long-winded way of saying:

	ACPI enumerates both the IOMMUs in the platform and which IOMMU
	controls a specific PCI device.

?