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    SubjectRe: [PATCH net-next 00/20] net: dsa: distribute switch events
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    From: Vivien Didelot <vivien.didelot@savoirfairelinux.com>
    Date: Fri, 19 May 2017 17:00:35 -0400

    > DSA is by nature the support for a switch fabric, which can be composed
    > of a single, or multiple interconnected Ethernet switch chips.
    >
    > The current DSA core behavior is to identify the slave port targeted by
    > a request (e.g. adding a VLAN entry), and program the switch chip to
    > which it belongs accordingly.
    >
    > This is problematic in a multi-chip environment, since all chips of a
    > fabric must be aware of most configuration changes. Here are some
    > concrete examples in a 3-chip environment:
    ...
    > This patch series uses the notification chain introduced for bridging,
    > to notify not only bridge, but switchdev attributes and objects events
    > to all switch chips of the fabric.

    Andrew or Florian, can I get a review?

    I audited the slave-->port transformations and they all look
    good.

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