MFC 309226-309231,309235

MFC 309226-309231,309235

309226
    hyperv/hn: Utilize vmbus_chan_xact_wait

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8612

309227
    hyperv/hn: Fix detach error handling.

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8613

309228
    hyperv/hn: Fix multi-packet RNDIS message aggregation size setting.

    Just in case that no chimney sending buffer can be used.

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8619

309229
    hyperv/hn: Fix attach error handling

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8620

309230
    hyperv/hn: Enable multi-packet RNDIS message support by default.

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8621

309231
    hyperv/hn: Fix vmbus_chan_subidx usage.

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8629

309235
    hyperv/hn: Simplify RSS indirect table fixup API

    Sponsored by:   Microsoft
    Differential Revision:  https://reviews.freebsd.org/D8630

git-svn-id: svn://svn.freebsd.org/base/stable/10@310757 ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f