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

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Date:   Thu, 4 Nov 2021 21:03:29 +0200
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 10:51, Paraschiv, Andra-Irina wrote:
> 
> 
> 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.

I see the patch series has been merged into the mainline. Thanks, Greg.

Andra



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