netdev - Re: [PATCH v3 vfio 0/7] pds vfio driver

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Date:   Sun, 19 Feb 2023 22:29:21 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Brett Creeley <brett.creeley@....com>
Cc:     kvm@...r.kernel.org, netdev@...r.kernel.org,
        alex.williamson@...hat.com, cohuck@...hat.com, jgg@...dia.com,
        yishaih@...dia.com, shameerali.kolothum.thodi@...wei.com,
        kevin.tian@...el.com, shannon.nelson@....com, drivers@...sando.io
Subject: Re: [PATCH v3 vfio 0/7] pds vfio driver

On Sun, Feb 19, 2023 at 12:39:01AM -0800, Brett Creeley wrote:
> This is a draft patchset for a new vendor specific VFIO driver
> (pds_vfio) for use with the AMD/Pensando Distributed Services Card
> (DSC). This driver is device type agnostic and live migration is
> supported as long as the underlying SR-IOV VF supports live migration
> on the DSC. This driver is a client of the newly introduced pds_core
> driver, which the latest version can be referenced at:

Just as a broken clock:  non-standard nvme live migration is not
acceptable.  Please work with the NVMe technical workning group to
get this feature standardized.  Note that despite various interested
parties on linux lists I've seen exactly zero activity from the
(not so) smart nic vendors active there.