[GIT PULL] Hyper-V commits for 5.1

[Sasha Levin]

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Hash: SHA512

The following changes since commit 9e98c678c2d6ae3a17cb2de55d17f69dddaa231b:

  Linux 5.1-rc1 (2019-03-17 14:22:26 -0700)

are available in the Git repository at:

  git://git.kernel.org/pub/scm/linux/kernel/git/hyperv/linux.git tags/hyperv-fixes-signed

for you to fetch changes up to a0033bd1eae4650b69be07c17cb87393da584563:

  Drivers: hv: vmbus: Remove the undesired put_cpu_ptr() in hv_synic_cleanup() (2019-04-13 09:36:35 -0400)

- ----------------------------------------------------------------
Three fixes:

 1. Fix for a race condition in the hyper-v ringbuffer code by Kimberly
Brown.
 2. Fix to show monitor data only when monitor pages are actually
allocated, also by Kimberly Brown.
 3. Fix cpu reference counting in the vmbus code by Dexuan Cui.

- ----------------------------------------------------------------
Dexuan Cui (1):
      Drivers: hv: vmbus: Remove the undesired put_cpu_ptr() in hv_synic_cleanup()

Kimberly Brown (4):
      Drivers: hv: vmbus: Expose monitor data only when monitor pages are used
      Drivers: hv: vmbus: Refactor chan->state if statement
      Drivers: hv: vmbus: Set ring_info field to 0 and remove memset
      Drivers: hv: vmbus: Fix race condition with new ring_buffer_info mutex

 Documentation/ABI/stable/sysfs-bus-vmbus |  12 ++-
 drivers/hv/channel_mgmt.c                |   3 +
 drivers/hv/hv.c                          |   1 -
 drivers/hv/hyperv_vmbus.h                |   3 +
 drivers/hv/ring_buffer.c                 |  22 +++-
 drivers/hv/vmbus_drv.c                   | 166 +++++++++++++++++++++++++------
 include/linux/hyperv.h                   |   7 +-
 7 files changed, 175 insertions(+), 39 deletions(-)
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