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

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Message-ID: <2320e152-e2bf-14dd-e427-d26b936b6a83@amazon.com>
Date:   Tue, 31 Aug 2021 10:51:14 +0300
From:   "Paraschiv, Andra-Irina" <andraprs@...zon.com>
To:     Greg KH <gregkh@...uxfoundation.org>
CC:     George-Aurelian Popescu <popegeo@...zon.com>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Alexandru Ciobotaru <alcioa@...zon.com>,
        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 31/08/2021 09:43, Greg KH wrote:
> On Mon, Aug 30, 2021 at 09:30:04PM +0300, Paraschiv, Andra-Irina wrote:
>>
>> On 30/08/2021 18:59, George-Aurelian Popescu wrote:
>>> 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>
>>>
>> Thanks, George, for review.
>>
>> Greg, let me know if other updates are needed for the patch series.
>> Otherwise, please include the patches in the char-misc tree and we can
>> target the current merge window, for v5.15. Thank you.
> It's too late for 5.15-rc1, I will queue them up after 5.15-rc1 is out,
> thanks.

Ack, thanks for info. Then would be the next rc, no functional codebase 
changes being included. Or just let me know if other release phase would 
be targeted.

Thanks,
Andra



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