linux-kernel - Re: [RFC PATCH v1 37/38] coco: guest: arm64: Add support for fetching device measurements

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Message-ID: <20250804222717.GA3645398@bhelgaas>
Date: Mon, 4 Aug 2025 17:27:17 -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 37/38] coco: guest: arm64: Add support for
 fetching device measurements

On Mon, Jul 28, 2025 at 07:22:14PM +0530, Aneesh Kumar K.V (Arm) wrote:
> Fetch device measurements using RSI_RDEV_GET_MEASUREMENTS.

> +++ b/arch/arm64/include/asm/rsi_smc.h

> +struct rsi_device_measurements_params {
> +	union {
> +		struct {
> +			u64 flags;
> +			u8 indices[32];
> +			u8 nounce[32];

s/nounce/nonce/ ?