[pci PATCH v4 1/4] pci-iov: Add support for unmanaged SR-IOV

Alexander Duyck alexander.duyck at gmail.com
Mon Mar 12 09:01:54 PDT 2018


On Mon, Mar 12, 2018 at 12:59 AM, Christoph Hellwig <hch at lst.de> wrote:
> On Sun, Mar 11, 2018 at 09:59:09PM -0600, Alex Williamson wrote:
>> I still struggle to understand why we need this "unmanaged"
>> complication and how a user of the sysfs API is expected to have any
>> idea whether a PF is managed or unmanaged and why they should care.
>> Can't we just have a pci_simple_sriov_configure() helper and ignore
>> this unmanaged business?  Thanks,
>
> Just a pci_simple_sriov_configure is exactly what I envisioned originally.

I can drop the "unmanaged" bits if that is what is wanted, but based
on previous conversations I thought there was some concern about the
kernel loading VFs when there was some foreign entity managing the VFs
other than the kernel.

Thanks.

- Alex



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