linux-kernel - Re: [RFC PATCH v1 19/38] coco: host: arm64: set

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Message-ID: <20250804222643.GA3645706@bhelgaas>
Date: Mon, 4 Aug 2025 17:26:43 -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 19/38] coco: host: arm64: set_pubkey support

On Mon, Jul 28, 2025 at 07:21:56PM +0530, Aneesh Kumar K.V (Arm) wrote:
> Add changes to share the device's public key with the RMM.

> +++ b/drivers/virt/coco/arm-cca-host/rmm-da.c

> +static int pdev_set_public_key(struct pci_tsm *tsm)
> +{
> ...

> +		/*
> +		 * exponent is usally 65537 (size = 24bits) but in rare cases
> +		 * it size can be as large as the modulus

s/it size/size/ or s/it size/its size/ ?
s/usally/usually/