linux-kernel - Re: [PATCH] firmware: smccc: support both conduits for getting hyp UUID

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Message-Id: <175101813277.203162.12125301148602551857.b4-ty@arm.com>
Date: Fri, 27 Jun 2025 10:59:47 +0100
From: Sudeep Holla <sudeep.holla@....com>
To: Mark Rutland <mark.rutland@....com>,
	Lorenzo Pieralisi <lpieralisi@...nel.org>,
	Anirudh Rayabharam <anirudh@...rudhrb.com>
Cc: Sudeep Holla <sudeep.holla@....com>,
	linux-hyperv@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] firmware: smccc: support both conduits for getting hyp UUID

On Wed, 21 May 2025 09:40:48 +0000, Anirudh Rayabharam wrote:
> When Linux is running as the root partition under Microsoft Hypervisor
> (MSHV) a.k.a Hyper-V, smc is used as the conduit for smc calls.
> 
> Extend arm_smccc_hypervisor_has_uuid() to support this usecase. Use
> arm_smccc_1_1_invoke to retrieve and use the appropriate conduit instead
> of supporting only hvc.
> 
> [...]

Applied to sudeep.holla/linux (for-next/smccc/updates), thanks!

[1/1] firmware: smccc: support both conduits for getting hyp UUID
      https://git.kernel.org/sudeep.holla/c/1733432638f3
--
Regards,
Sudeep