From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from foss.arm.com (foss.arm.com [217.140.110.172]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 431283ECBC9; Wed, 6 May 2026 08:58:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=217.140.110.172 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778057917; cv=none; b=DWBQ+ruzAd1gDJFdhjFeFomiHWqYIPBESLN6A0aWobfwOU7oHNup1aDpWDeDFG8plYEh+4DjYh4e0mihuchx6oi5as2bVcadZcqO2nfrW3hU/9AYat9cZPx79uNmBNR+ddRI5SzUTGNE5iXjVmWLAQ16iat206K3Bm9Nx58uOOI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1778057917; c=relaxed/simple; bh=qmBmjzeAcJ5nql9S7tzn6aZ63xzXy+8siom1eVtABjk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=JKlpoyK8Y6+aH35mXHL72gmEeLOA+DjblOZQokkrX5tcIW+Y6MgIslhM/9KQbxNw3Ymk5F/Snf1kSfNTGJgNQ5WOWi22hVNorv9JUr7yb9vmlgIIXCc0TuHc48r0mo29/jAvmx7e43dm6pLC6TaqUb+gU2T6zwkVNrKJrwg6ODw= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com; spf=pass smtp.mailfrom=arm.com; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b=WQg9q3wM; arc=none smtp.client-ip=217.140.110.172 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=arm.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=arm.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=arm.com header.i=@arm.com header.b="WQg9q3wM" Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 9F2AC1A25; Wed, 6 May 2026 01:58:27 -0700 (PDT) Received: from e129823.arm.com (e129823.arm.com [10.1.197.6]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPSA id F2E203F836; Wed, 6 May 2026 01:58:29 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=arm.com; s=foss; t=1778057913; bh=qmBmjzeAcJ5nql9S7tzn6aZ63xzXy+8siom1eVtABjk=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=WQg9q3wMZNS1Lu5L5NkIQs4DobfTcUmY2PhRDEDniXlR58HKmmfpRpdh3Aa8RmmBn fJrO031dJgDWxwpzKa7fbFC5z3tMFCLuNVdeAurF7QW3BOT+hLdvJ0Oi+8wtkoAw1J 7KfSmYPOZnWpMoT140ilwt+hj1udjhcYEogZrObE= Date: Wed, 6 May 2026 09:58:27 +0100 From: Yeoreum Yun To: Sudeep Holla Cc: linux-integrity@vger.kernel.org, keyrings@vger.kernel.org, linux-security-module@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, jarkko@kernel.org, zohar@linux.ibm.com, roberto.sassu@huawei.com, dmitry.kasatkin@gmail.com, eric.snowberg@oracle.com, paul@paul-moore.com, jmorris@namei.org, serge@hallyn.com, maz@kernel.org, oupton@kernel.org, joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, catalin.marinas@arm.com, will@kernel.org Subject: Re: [RFC PATCH 2/3] firmware: arm_ffa: initialise ff-a after finalising pKVM initialisation Message-ID: References: <20260505095409.1948371-1-yeoreum.yun@arm.com> <20260505095409.1948371-3-yeoreum.yun@arm.com> <20260505-super-gecko-of-argument-655030@sudeepholla> <20260505-adaptable-mussel-of-virtuosity-2751db@sudeepholla> <20260506-warm-deer-of-energy-522bfa@sudeepholla> <20260506-colossal-bee-of-discussion-08ac76@sudeepholla> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260506-colossal-bee-of-discussion-08ac76@sudeepholla> > On Wed, May 06, 2026 at 08:49:20AM +0100, Yeoreum Yun wrote: > > Hi, > > > > I mean like DT node, it seems to add some "FF-A" device for this. > > Anyway, right now as your suggestion, let me respin with platform device > > again. > > > > Please check my branch ffa_plat_dev [1] as I noted in the last email. > > -- > Regards, > Sudeep > > [1] https://git.kernel.org/sudeep.holla/l/ffa_plat_dev Sorry, I've seen this email after I sent former mail. And since platform_driver_probe() prevents deferred probe. I think it need to change jsut platform_driver_register() for ffa_driver. Thanks! -- Sincerely, Yeoreum Yun