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    SubjectRe: [RFT PATCH v1 1/4] Documentation: DT: arm: add support for sockets defining package boundaries
    On Thu, 29 Nov 2018 15:28:17 -0800, Atish Patra wrote:
    > From: Sudeep Holla <sudeep.holla@arm.com>
    >
    > The current ARM DT topology description provides the operating system
    > with a topological view of the system that is based on leaf nodes
    > representing either cores or threads (in an SMT system) and a
    > hierarchical set of cluster nodes that creates a hierarchical topology
    > view of how those cores and threads are grouped.
    >
    > However this hierarchical representation of clusters does not allow to
    > describe what topology level actually represents the physical package or
    > the socket boundary, which is a key piece of information to be used by
    > an operating system to optimize resource allocation and scheduling.
    >
    > Lets add a new "socket" node type in the cpu-map node to describe the
    > same.
    >
    > Signed-off-by: Sudeep Holla <sudeep.holla@arm.com>
    > ---
    > Documentation/devicetree/bindings/arm/topology.txt | 52 ++++++++++++++++------
    > 1 file changed, 39 insertions(+), 13 deletions(-)
    >

    Reviewed-by: Rob Herring <robh@kernel.org>

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