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[Andy Whitcroft <apw@xxxxxxxxxxxxx>]

Testing reported that this combination avoided the oopses and allowed
the kernel to recover from various MC errors.  Not exploding being the
primary gain.

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https://bugs.launchpad.net/bugs/1301424

Title:
  powerpc: opal machine checks lead to kernel oops and application
  SIGSEGV

Status in “linux” package in Ubuntu:
  Fix Committed
Status in “linux” source package in Trusty:
  Fix Committed

Bug description:
  We're suffering kernel Oopses on multiple Power machines running
  Ubuntu 14.04 beta levels, with kernels ranging from (at least) 3.13.0-16
  through 3.13.0-19. We are running Ubuntu directly on top of OPAL,
  without KVM.

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