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[Bug 1588965] Re: [Hyper-V] fixes for kdump when running on a VM


** Also affects: linux (Ubuntu Yakkety)
   Importance: Undecided
       Status: Confirmed

** Also affects: linux (Ubuntu Xenial)
   Importance: Undecided
       Status: New

** Changed in: linux (Ubuntu Yakkety)
       Status: Confirmed => Fix Released

** Changed in: linux (Ubuntu Xenial)
       Status: New => In Progress

** Changed in: linux (Ubuntu Xenial)
     Assignee: (unassigned) => Tim Gardner (timg-tpi)

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  [Hyper-V] fixes for kdump when running on a VM

Status in linux package in Ubuntu:
  Fix Released
Status in linux source package in Xenial:
  In Progress
Status in linux source package in Yakkety:
  Fix Released

Bug description:

  Related to ID #1583357 in regards to the LIS improvements rebase to the 4.6 kernel, we would also like to include the below patches.
  These are to fix the kdump feature when running on a Hyper-V VM, as the crash scenarios might not always work for 16.04.

  415719160de3fae3bb9cbc617664649919cd00d0 Drivers: hv: vmbus: avoid
  scheduling in interrupt context in vmbus_initiate_unload()

  bbf66d897adf2bb0c310db96c97e8db6369f39e1 clocksource: Allow
  unregistering the watchdog

  d452ab7b4c65dfcaee88a0d6866eeeb98a3d1884 Drivers: hv: vmbus: avoid
  unneeded compiler optimizations in vmbus_wait_for_unload()

  7be3e169444d2c625f15a0b6639252b98d1f226a Drivers: hv: vmbus: don't
  loose HVMSG_TIMER_EXPIRED messages

  7268644734f6a300353a4c4ff8bf3e013ba80f89 Drivers: hv: vmbus: Support
  kexec on ws2012 r2 and above

  Thank you!

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