linux-kernel - Re: [PATCH v3 1/7] nitro_enclaves: Enable Arm64 support

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Message-ID: <20210830155907.GG10224@u90cef543d0ab5a.ant.amazon.com>
Date:   Mon, 30 Aug 2021 18:59:08 +0300
From:   George-Aurelian Popescu <popegeo@...zon.com>
To:     Andra Paraschiv <andraprs@...zon.com>
CC:     linux-kernel <linux-kernel@...r.kernel.org>,
        Alexandru Ciobotaru <alcioa@...zon.com>,
        Greg KH <gregkh@...uxfoundation.org>,
        Kamal Mostafa <kamal@...onical.com>,
        Alexandru Vasile <lexnv@...zon.com>,
        Paolo Bonzini <pbonzini@...hat.com>,
        Stefano Garzarella <sgarzare@...hat.com>,
        "Stefan Hajnoczi" <stefanha@...hat.com>,
        Vitaly Kuznetsov <vkuznets@...hat.com>,
        kvm <kvm@...r.kernel.org>,
        ne-devel-upstream <ne-devel-upstream@...zon.com>
Subject: Re: [PATCH v3 1/7] nitro_enclaves: Enable Arm64 support

On Fri, Aug 27, 2021 at 06:49:24PM +0300, Andra Paraschiv wrote:
> Update the kernel config to enable the Nitro Enclaves kernel driver for
> Arm64 support.
> 
> Signed-off-by: Andra Paraschiv <andraprs@...zon.com>
> Acked-by: Stefano Garzarella <sgarzare@...hat.com>
> ---
> Changelog
> 
> v1 -> v2
> 
> * No changes.
> 
> v2 -> v3
> 
> * Move changelog after the "---" line.
> ---
>  drivers/virt/nitro_enclaves/Kconfig | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/virt/nitro_enclaves/Kconfig b/drivers/virt/nitro_enclaves/Kconfig
> index 8c9387a232df8..f53740b941c0f 100644
> --- a/drivers/virt/nitro_enclaves/Kconfig
> +++ b/drivers/virt/nitro_enclaves/Kconfig
> @@ -1,17 +1,13 @@
>  # SPDX-License-Identifier: GPL-2.0
>  #
> -# Copyright 2020 Amazon.com, Inc. or its affiliates. All Rights Reserved.
> +# Copyright 2020-2021 Amazon.com, Inc. or its affiliates. All Rights Reserved.
>  
>  # Amazon Nitro Enclaves (NE) support.
>  # Nitro is a hypervisor that has been developed by Amazon.
>  
> -# TODO: Add dependency for ARM64 once NE is supported on Arm platforms. For now,
> -# the NE kernel driver can be built for aarch64 arch.
> -# depends on (ARM64 || X86) && HOTPLUG_CPU && PCI && SMP
> -
>  config NITRO_ENCLAVES
>  	tristate "Nitro Enclaves Support"
> -	depends on X86 && HOTPLUG_CPU && PCI && SMP
> +	depends on (ARM64 || X86) && HOTPLUG_CPU && PCI && SMP
>  	help
>  	  This driver consists of support for enclave lifetime management
>  	  for Nitro Enclaves (NE).
> -- 
> 2.20.1 (Apple Git-117)
> 

Reviewed-by: George-Aurelian Popescu <popegeo@...zon.com>

Awesome,
George



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