linux-kernel - Re: [PATCH 7/9] vfio/pci_core: split nvlink2 to nvlink2gpu and npu2

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Message-ID: <20210310080842.GA4364@lst.de>
Date:   Wed, 10 Mar 2021 09:08:42 +0100
From:   Christoph Hellwig <hch@....de>
To:     Max Gurtovoy <mgurtovoy@...dia.com>
Cc:     jgg@...dia.com, alex.williamson@...hat.com, cohuck@...hat.com,
        kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        liranl@...dia.com, oren@...dia.com, tzahio@...dia.com,
        leonro@...dia.com, yarong@...dia.com, aviadye@...dia.com,
        shahafs@...dia.com, artemp@...dia.com, kwankhede@...dia.com,
        ACurrid@...dia.com, cjia@...dia.com, yishaih@...dia.com,
        mjrosato@...ux.ibm.com, aik@...abs.ru, hch@....de
Subject: Re: [PATCH 7/9] vfio/pci_core: split nvlink2 to nvlink2gpu and npu2

On Tue, Mar 09, 2021 at 08:33:55AM +0000, Max Gurtovoy wrote:
> This is a preparation for moving vendor specific code from
> vfio_pci_core to vendor specific vfio_pci drivers. The next step will be
> creating a dedicated module to NVIDIA NVLINK2 devices with P9 extensions
> and a dedicated module for Power9 NPU NVLink2 HBAs.

As said before - this driver always failed the "has open source user space"
(which in this kind could also kernelspace in a VM) support and should
just be removed entirely, including all the cruft for it in arch/powerpc.