MFC 300647,300650,300651,300652,300653

MFC 300647,300650,300651,300652,300653

300647
    hyperv/vmbus: Move vcpuid into vmbus softc per-cpu data

    MFC after:  1 week
    Sponsored by:       Microsoft OSTC
    Differential Revision:      https://reviews.freebsd.org/D6521

300650
    hyperv/vmbus: Move two global flags into vmbus softc

    And pack them into one flag field.

    MFC after:  1 week
    Sponsored by:       Microsoft OSTC
    Differential Revision:      https://reviews.freebsd.org/D6522

300651
    hyperv/vmbus: Minor style and white space cleanup

    MFC after:  1 week
    Sponsored by:       Microsoft OSTC
    Differential Revision:      https://reviews.freebsd.org/D6523

300652
    hyperv/vmbus: Pass vmbus softc to vmbus_synic_setup

    MFC after:  1 week
    Sponsored by:       Microsoft OSTC
    Differential Revision:      https://reviews.freebsd.org/D6527

300653
    hyperv/vmbus: Nuke unnecessary MSR read

    MFC after:  1 week
    Sponsored by:       Microsoft OSTC
    Differential Revision:      https://reviews.freebsd.org/D6528

git-svn-id: svn://svn.freebsd.org/base/stable/10@302127 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f