linux-kernel - Re: [RFC PATCH v1 08/38] iommufd/tsm: Add tsm

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Message-ID: <20250804222549.GA3645807@bhelgaas>
Date: Mon, 4 Aug 2025 17:25:49 -0500
From: Bjorn Helgaas <helgaas@...nel.org>
To: "Aneesh Kumar K.V (Arm)" <aneesh.kumar@...nel.org>
Cc: linux-coco@...ts.linux.dev, kvmarm@...ts.linux.dev,
	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	aik@....com, lukas@...ner.de, Samuel Ortiz <sameo@...osinc.com>,
	Xu Yilun <yilun.xu@...ux.intel.com>, Jason Gunthorpe <jgg@...pe.ca>,
	Suzuki K Poulose <Suzuki.Poulose@....com>,
	Steven Price <steven.price@....com>,
	Catalin Marinas <catalin.marinas@....com>,
	Marc Zyngier <maz@...nel.org>, Will Deacon <will@...nel.org>,
	Oliver Upton <oliver.upton@...ux.dev>
Subject: Re: [RFC PATCH v1 08/38] iommufd/tsm: Add tsm_op iommufd ioctls

On Mon, Jul 28, 2025 at 07:21:45PM +0530, Aneesh Kumar K.V (Arm) wrote:
> Add operations bind and unbind used to bind a TDI to the secure guest.

> +++ b/include/uapi/linux/iommufd.h

> +#define IOMMU_VDEVICE_TSM_OP	_IO(IOMMUFD_TYPE, IOMMUFD_CMD_VDEVICE_TSM_OP)
> +#define IOMMU_VDEICE_TSM_BIND		0x1
> +#define IOMMU_VDEICE_TSM_UNBIND		0x2

s/VDEICE/VDEVICE/