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    SubjectRe: [PATCH 6/8] NTB: perf: Fix support for hardware that doesn't have port numbers


    On 15/06/18 01:50 PM, Serge Semin wrote:
    > On Fri, Jun 08, 2018 at 06:08:17PM -0600, Logan Gunthorpe <logang@deltatee.com> wrote:
    >> Legacy drivers do not have port numbers (but is reliably only two ports)
    >> and was broken by the recent commit that added mult-port support to
    >> ntb_perf. This is especially important to support the cross link
    >> topology which is perfectly symmetric and cannot assign unique port
    >> numbers easily.
    >>
    >
    > Please, see the comment to the patch 3/8. I explained everything there
    > including the fact, that the Intel/AMD drivers do have unique port numbers
    > assigned.

    See my comments as to why this is impossible.

    Logan

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