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    SubjectRe: [PATCH 00/28] Drivers: hv: Update the Vmbus protocol
    On Sat, Dec 01, 2012 at 06:46:00AM -0800, K. Y. Srinivasan wrote:
    > The current vmbus protocol supported in the vmbus driver for Linux is
    > a version of the protocol that shipped with Windows Server 2008. Since
    > then a lot of enhancements have been made in the protocol to
    > specifically address performance and scalability of the communication
    > infrastructure between the host and the guest.
    > This patch-set brings our driver to the Win8 (Windows Server 2012) level.
    > Furthermore, this code will dynamically negotiate the most efficient
    > protocol that the host can support - the same code can be deployed on all
    > supported hosts (WS2008, WS2008R2 and WS2012).
    > Following are some of the key features implemented in this patch-set:
    >
    > 1. More efficient signaling protocol between the host and the guest
    > 2. Distribution of interrupt load across available CPUs in the guest;
    > currently all vmbus interrupts are delivered to the boot CPU (CPU 0)
    > in the guest.
    > 3. Per- channel interrupt binding (as part of item 2)
    > 4. More efficient demultiplexing of incoming interrupts
    > 5. Per-channel signaling mechanism for host to guest communication

    Nice work, all now applied.

    greg k-h


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